phone.gd North American phone lookup, short codes, caller signals, and complaint-driven research.

312-741

You are reviewing the Area Code (NPA/NXX) report for 312-741. Did you mean to search the SMS short code 312741?

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Paste raw digits, a formatted phone number, an area code, an NPA-NXX block, or a short code. US and Canada phone lookups route automatically, and international iMessage checks are available separately.

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Examples: 206-739-5800, 206, 206-739, 48369

🇺🇸 DSN NORTHCOM Area Code Detected

The area code you entered, 312, overlaps with the DSN network for the Continental United States and Puerto Rico under Northern Command (NORTHCOM), though it could also be part of standard civilian phone numbers.

Raw Number312741
Basic Format312-741
NPA (Area Code)312
NXX741

Call Routing Data

NPA-NXX-XOCNCompanyRate CenterUse TypeAssign DateCityStateRegionBlock Effective Date
312-741-0XXX984EBANDWIDTH.COM CLEC, LLC - ILCHICGOZN01AS05/02/2018CHICAGO ZONE 01ILMW06/01/2018
312-741-1XXX984EBANDWIDTH.COM CLEC, LLC - ILCHICGOZN01AS05/02/2018CHICAGO ZONE 01ILMW06/01/2018
312-741-2XXX829JPAETEC ITEL, LLCCHICGOZN01AS10/23/2017CHICAGO ZONE 01ILMW12/22/2017
312-741-3XXX984EBANDWIDTH.COM CLEC, LLC - ILCHICGOZN01AS05/02/2018CHICAGO ZONE 01ILMW06/01/2018
312-741-4XXX984EBANDWIDTH.COM CLEC, LLC - ILCHICGOZN01AS05/02/2018CHICAGO ZONE 01ILMW06/01/2018
312-741-5XXX829JPAETEC ITEL, LLCCHICGOZN01AS10/23/2017CHICAGO ZONE 01ILMW12/22/2017
312-741-6XXX7136TELEPORT COMMUNICATIONS AMERICA, LLC - ILCHICGOZN01AS05/01/2019CHICAGO ZONE 01ILMW06/20/2019
312-741-7XXX7136TELEPORT COMMUNICATIONS AMERICA, LLC - ILCHICGOZN01AS08/24/2018CHICAGO ZONE 01ILMW09/24/2018
312-741-8XXX6115LEVEL 3 COMMUNICATIONS, LLC - ILCHICGOZN01AS09/21/2018CHICAGO ZONE 01ILMW10/15/2018
312-741-9XXX984EBANDWIDTH.COM CLEC, LLC - ILCHICGOZN01AS11/20/2018CHICAGO ZONE 01ILMW12/20/2018
312-741-XXXX829JPAETEC ITEL, LLCCHICGOZN01AS10/20/2017CHICAGO ZONE 01IL

Business/Government Phones on the 312-741 Prefix

PhoneNameAddress
312-741-5220Keller Postman, LLC
312-741-5975Wintrust Bank - Fulton Market
312-741-5975Wintrust Mortgage
312-741-7000CommonSpirit Health
312-741-3060Starbucks2007 North Harlem Avenue Chicago 60707 US

Reports

Anonymous User from Winnetka, Illinois

February 24, 2026 at 6:00 PM

312-741-1404 reported as a Robocall. Received on February 24, 2026 at 4:59 PM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from , CA

January 16, 2026 at 2:24 PM

312-741-1868 reported as a unwanted call. Received on January 16, 2026 at 12:00 AM.
Call for No Subject Provided

Anonymous User from Joint Base Mdl, New Jersey

January 12, 2026 at 12:05 PM

312-741-9753 reported as a Live Voice or Other. Received on January 12, 2026 at 10:12 AM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from , IL

January 11, 2026 at 6:20 PM

312-741-5325 reported as a Robocall. Received on January 11, 2026 at 12:33 PM.
Call for Dropped call or no message

Anonymous User from , IL

January 10, 2026 at 1:50 PM

312-741-5325 reported as a Live Voice or Other. Received on January 10, 2026 at 12:48 PM.
Call for Dropped call or no message

Anonymous User from , IL

January 6, 2026 at 7:31 PM

312-741-5310 reported as a Live Voice or Other. Received on January 6, 2026 at 4:17 PM.

Anonymous User from , IL

December 30, 2025 at 3:43 PM

312-741-5310 reported as a Live Voice or Other. Received on December 30, 2025 at 2:40 PM.
Call for Energy, solar, & utilities

Anonymous User from El Granada, California

December 8, 2025 at 11:16 AM

312-741-9061 reported as a Live Voice or Other. Received on December 8, 2025 at 8:15 AM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from El Granada, California

November 19, 2025 at 11:26 AM

312-741-9061 reported as a Live Voice or Other. Received on October 29, 2025 at 6:21 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from El Granada, California

November 19, 2025 at 11:25 AM

312-741-9061 reported as a Live Voice or Other. Received on October 29, 2025 at 5:29 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from El Granada, California

November 19, 2025 at 11:25 AM

312-741-9061 reported as a Live Voice or Other. Received on October 29, 2025 at 4:14 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from El Granada, California

November 19, 2025 at 11:25 AM

312-741-9061 reported as a Live Voice or Other. Received on October 29, 2025 at 4:23 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from El Granada, California

November 19, 2025 at 11:24 AM

312-741-9061 reported as a Live Voice or Other. Received on October 29, 2025 at 3:20 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from El Granada, California

November 19, 2025 at 11:24 AM

312-741-9061 reported as a Live Voice or Other. Received on October 29, 2025 at 2:24 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from El Granada, California

November 19, 2025 at 11:24 AM

312-741-9061 reported as a Live Voice or Other. Received on October 29, 2025 at 1:39 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from El Granada, California

November 19, 2025 at 11:23 AM

312-741-9061 reported as a Live Voice or Other. Received on October 29, 2025 at 12:32 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from El Granada, California

November 19, 2025 at 11:23 AM

312-741-9061 reported as a Live Voice or Other. Received on October 29, 2025 at 11:10 AM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from El Granada, California

November 19, 2025 at 11:23 AM

312-741-9061 reported as a Live Voice or Other. Received on October 29, 2025 at 10:40 AM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from El Granada, California

November 19, 2025 at 11:22 AM

312-741-9061 reported as a Live Voice or Other. Received on October 29, 2025 at 9:42 AM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from El Granada, California

November 19, 2025 at 11:22 AM

312-741-9061 reported as a Live Voice or Other. Received on October 29, 2025 at 8:32 AM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from El Granada, California

November 19, 2025 at 11:19 AM

312-741-9061 reported as a Live Voice or Other. Received on October 27, 2025 at 11:15 AM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from El Granada, California

November 19, 2025 at 11:18 AM

312-741-9061 reported as a Live Voice or Other. Received on October 27, 2025 at 10:19 AM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Island Lake, Illinois

September 19, 2025 at 10:11 PM

312-741-3822 reported as a unwanted call. Received on September 18, 2025 at 4:31 PM.

Anonymous User from Clinton, Illinois

September 17, 2025 at 2:52 PM

312-741-9762 reported as a Robocall. Received on September 17, 2025 at 1:50 PM.

Anonymous User from Island Lake, Illinois

September 13, 2025 at 4:54 PM

312-741-3822 reported as a unwanted call. Received on September 12, 2025 at 12:43 PM.

Anonymous User from Island Lake, Illinois

August 28, 2025 at 8:43 PM

312-741-3822 reported as a unwanted call. Received on August 28, 2025 at 3:19 PM.

Anonymous User from Chicago, Illinois

August 26, 2025 at 8:30 AM

312-741-6105 reported as a Live Voice or Other. Received on August 22, 2025 at 3:59 PM.
Call for Dropped call or no message

Anonymous User from Chicago, Illinois

August 23, 2025 at 8:30 AM

312-741-6105 reported as a Live Voice or Other. Received on August 22, 2025 at 3:59 PM.
Call for Dropped call or no message

Anonymous User from , IL

July 23, 2025 at 5:49 PM

312-741-8090 reported as a Live Voice or Other. Received on May 13, 2025 at 9:26 AM.

Anonymous User from El Granada, California

July 11, 2025 at 5:08 PM

312-741-9570 reported as a Live Voice or Other. Received on July 11, 2025 at 2:07 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from El Granada, California

July 9, 2025 at 6:27 PM

312-741-9570 reported as a Live Voice or Other. Received on July 9, 2025 at 3:27 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from El Granada, California

July 9, 2025 at 6:24 PM

312-741-9570 reported as a Live Voice or Other. Received on July 9, 2025 at 2:41 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from , IL

June 30, 2025 at 11:55 AM

312-741-8506 reported as a Robocall. Received on June 30, 2025 at 10:49 AM.
Call for Medical & prescriptions

Anonymous User from El Granada, California

June 19, 2025 at 4:47 PM

312-741-9570 reported as a Live Voice or Other. Received on June 19, 2025 at 1:38 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from El Granada, California

June 19, 2025 at 4:39 PM

312-741-9570 reported as a Live Voice or Other. Received on June 19, 2025 at 1:39 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from , CA

June 16, 2025 at 8:33 PM

312-741-3560 reported as a Live Voice or Other. Received on June 16, 2025 at 1:17 PM.
Call for Work from home & other ways to make money

Anonymous User from Libertyville, Illinois

June 16, 2025 at 1:28 PM

312-741-8785 reported as a Live Voice or Other. Received on June 16, 2025 at 11:45 AM.

Anonymous User from Libertyville, Illinois

June 13, 2025 at 3:08 PM

312-741-7642 reported as a Live Voice or Other. Received on June 12, 2025 at 5:07 PM.

Anonymous User from Durant, Oklahoma

June 3, 2025 at 12:39 PM

312-741-9301 reported as a Robocall. Received on June 3, 2025 at 11:33 AM.
Call for Dropped call or no message

Anonymous User from , TN

May 14, 2025 at 3:18 PM

312-741-8171 reported as a Live Voice or Other. Received on May 8, 2025 at 2:42 PM.

Anonymous User from Libertyville, Illinois

May 6, 2025 at 3:14 PM

312-741-1780 reported as a Live Voice or Other. Received on May 6, 2025 at 1:39 PM.

Anonymous User from , IL

May 1, 2025 at 3:16 PM

312-741-8536 reported as a Robocall. Received on May 1, 2025 at 2:15 PM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from , AL

April 25, 2025 at 1:47 PM

312-741-3187 reported as a Robocall. Received on April 23, 2025 at 12:05 PM.

Anonymous User from , IL

April 15, 2025 at 6:03 PM

312-741-6767 reported as a Robocall. Received on April 15, 2025 at 5:01 PM.
Call for No Subject Provided

Anonymous User from Winfield, Illinois

March 6, 2025 at 1:48 PM

312-741-3334 reported as a Live Voice or Other. Received on March 6, 2025 at 10:17 AM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from , IL

February 10, 2025 at 2:30 PM

312-741-2569 reported as a Robocall. Received on February 10, 2025 at 12:00 AM.
Call for No Subject Provided

Anonymous User from Jacksonville, North Carolina

February 10, 2025 at 1:14 PM

312-741-1632 reported as a Live Voice or Other. Received on February 10, 2025 at 11:46 AM.

Anonymous User from El Granada, California

January 16, 2025 at 1:30 PM

312-741-9061 reported as a Live Voice or Other. Received on January 16, 2025 at 8:37 AM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from , ME

December 11, 2024 at 1:47 PM

312-741-1632 reported as a Robocall. Received on December 10, 2024 at 12:24 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Libertyville, Illinois

December 8, 2024 at 3:21 PM

312-741-0840 reported as a Live Voice or Other. Received on December 6, 2024 at 2:20 PM.

Anonymous User from Watseka, Illinois

December 6, 2024 at 11:42 AM

312-741-8830 reported as a Live Voice or Other. Received on December 6, 2024 at 8:00 AM.
Call for Medical & prescriptions

Anonymous User from Watseka, Illinois

December 6, 2024 at 11:38 AM

312-741-8843 reported as a Live Voice or Other. Received on December 6, 2024 at 8:25 AM.
Call for Medical & prescriptions

Anonymous User from Chicago, Illinois

December 4, 2024 at 12:56 AM

312-741-8815 reported as a Live Voice or Other. Received on November 27, 2024 at 11:46 AM.

Anonymous User from Chicago Il, Illinois

December 3, 2024 at 6:53 AM

312-741-8900 reported as a Live Voice or Other. Received on December 2, 2024 at 1:56 PM.
Call for Dropped call or no message

Anonymous User from , IL

November 22, 2024 at 6:59 PM

312-741-7398 reported as a Live Voice or Other. Received on November 21, 2024 at 3:14 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Libertyville, Illinois

November 12, 2024 at 6:48 PM

312-741-3183 reported as a Live Voice or Other. Received on November 12, 2024 at 12:46 PM.

Anonymous User from Libertyville, Illinois

October 23, 2024 at 7:04 PM

312-741-1532 reported as a Live Voice or Other. Received on October 23, 2024 at 6:03 PM.
Call for No Subject Provided

Anonymous User from , IL

October 21, 2024 at 3:10 PM

312-741-9396 reported as a Live Voice or Other. Received on October 21, 2024 at 3:03 PM.

Anonymous User from , IL

August 29, 2024 at 1:35 PM

312-741-4159 reported as a Live Voice or Other. Received on August 29, 2024 at 10:41 AM.

Anonymous User from Raleigh, North Carolina

June 14, 2024 at 10:33 AM

312-741-8739 reported as a Robocall. Received on June 10, 2024 at 12:00 PM.
Call for Lotteries, prizes & sweepstakes

Anonymous User from Bardonia, New York

June 13, 2024 at 3:32 PM

312-741-4441 reported as a unwanted call. Received on June 13, 2024 at 3:30 PM.
Call for No Subject Provided

Anonymous User from Bardonia, New York

June 13, 2024 at 9:56 AM

312-741-4441 reported as a unwanted call. Received on June 13, 2024 at 9:55 AM.
Call for No Subject Provided

Anonymous User from Bardonia, New York

June 11, 2024 at 4:17 PM

312-741-4441 reported as a unwanted call. Received on June 11, 2024 at 4:17 PM.
Call for No Subject Provided

Anonymous User from Bardonia, New York

June 11, 2024 at 11:49 AM

312-741-4441 reported as a unwanted call. Received on June 11, 2024 at 11:29 AM.
Call for No Subject Provided

Anonymous User from Houston, Texas

June 11, 2024 at 10:41 AM

312-741-4441 reported as a Live Voice or Other. Received on June 11, 2024 at 9:38 AM.

Anonymous User from Bardonia, New York

June 10, 2024 at 4:32 PM

312-741-4441 reported as a unwanted call. Received on June 10, 2024 at 4:32 PM.
Call for No Subject Provided

Anonymous User from , NY

June 10, 2024 at 3:00 PM

312-741-4441 reported as a unwanted call. Received on June 10, 2024 at 3:00 PM.
Call for No Subject Provided

Anonymous User from Bardonia, New York

June 10, 2024 at 10:03 AM

312-741-4441 reported as a unwanted call. Received on June 10, 2024 at 10:03 AM.
Call for No Subject Provided

Anonymous User from ,

June 7, 2024 at 11:33 AM

312-741-4441 reported as a Robocall. Received on June 7, 2024 at 4:54 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from , IL

June 6, 2024 at 2:03 PM

312-741-3936 reported as a Robocall. Received on June 5, 2024 at 11:40 AM.

Anonymous User from Chicago, Illinois

June 4, 2024 at 10:41 AM

312-741-3936 reported as a Robocall. Received on June 4, 2024 at 8:51 AM.

Anonymous User from Champaign, IL

May 30, 2024 at 5:11 PM

reported as a Live Voice. Received on May 30, 2024 at 12:00 AM.
Unwanted call for Other Services
Caller ID indicated they called from 312-741-3572
Contacted via Internet (VOIP)

Anonymous User from , IL

April 11, 2024 at 10:24 AM

312-741-0458 reported as a Live Voice or Other. Received on April 11, 2024 at 9:14 AM.
Call for No Subject Provided

Anonymous User from , IL

April 2, 2024 at 7:31 PM

312-741-7382 reported as a Robocall. Received on April 2, 2024 at 5:25 PM.
Call for Medical & prescriptions

Anonymous User from Wheeling, Illinois

March 29, 2024 at 12:30 PM

312-741-7607 reported as a Robocall. Received on March 28, 2024 at 3:47 PM.
Call for Dropped call or no message

Anonymous User from , IL

March 29, 2024 at 10:25 AM

312-741-4034 reported as a Live Voice or Other. Received on March 19, 2024 at 3:20 PM.
Call for No Subject Provided

Anonymous User from Roselle Park, New Jersey

March 28, 2024 at 3:06 PM

312-741-4539 reported as a Robocall. Received on March 28, 2024 at 12:02 PM.
Call for Dropped call or no message

Anonymous User from , TX

March 26, 2024 at 3:04 PM

312-741-4539 reported as a Robocall. Received on March 26, 2024 at 11:13 AM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from , TX

March 18, 2024 at 12:51 PM

312-741-4539 reported as a Robocall. Received on March 16, 2024 at 12:11 PM.

Anonymous User from Wheeling, Illinois

March 14, 2024 at 5:21 PM

312-741-6993 reported as a Robocall. Received on March 14, 2024 at 12:57 PM.
Call for Dropped call or no message

Anonymous User from Wheeling, Illinois

March 14, 2024 at 12:35 PM

312-741-5265 reported as a Robocall. Received on March 13, 2024 at 4:10 PM.
Call for Dropped call or no message

Anonymous User from Wheeling, Illinois

March 8, 2024 at 10:56 AM

312-741-9751 reported as a Robocall. Received on February 12, 2024 at 2:45 PM.
Call for Dropped call or no message

Anonymous User from Wheeling, Illinois

March 8, 2024 at 10:54 AM

312-741-9751 reported as a Robocall. Received on March 7, 2024 at 2:45 PM.
Call for Dropped call or no message

Anonymous User from Rockford, Illinois

March 7, 2024 at 5:45 PM

312-741-2153 reported as a Robocall. Received on March 7, 2024 at 3:59 PM.

Anonymous User from Wheeling, Illinois

March 7, 2024 at 11:35 AM

312-741-0469 reported as a Robocall. Received on March 7, 2024 at 10:33 AM.
Call for Dropped call or no message

Anonymous User from Wheeling, Illinois

March 7, 2024 at 11:35 AM

312-741-3445 reported as a Robocall. Received on March 7, 2024 at 9:59 AM.
Call for Dropped call or no message

Anonymous User from Wheeling, Illinois

March 7, 2024 at 11:34 AM

312-741-8645 reported as a Robocall. Received on March 7, 2024 at 9:42 AM.
Call for Dropped call or no message

Anonymous User from Wheeling, Illinois

March 7, 2024 at 9:55 AM

312-741-8854 reported as a Robocall. Received on March 6, 2024 at 4:23 PM.
Call for Dropped call or no message

Anonymous User from Wheeling, Illinois

March 7, 2024 at 9:52 AM

312-741-8899 reported as a Robocall. Received on March 6, 2024 at 4:55 PM.
Call for Dropped call or no message

Anonymous User from Wheeling, Illinois

March 7, 2024 at 9:52 AM

312-741-8211 reported as a Robocall. Received on March 6, 2024 at 5:22 PM.
Call for Dropped call or no message

Anonymous User from Roselle Park, New Jersey

February 28, 2024 at 10:25 AM

312-741-4539 reported as a Robocall. Received on February 27, 2024 at 7:18 PM.
Call for Dropped call or no message

Anonymous User from Roselle Park, New Jersey

February 21, 2024 at 7:50 PM

312-741-4539 reported as a Robocall. Received on February 21, 2024 at 5:36 PM.
Call for Dropped call or no message

Anonymous User from El Granada, California

February 21, 2024 at 5:56 PM

312-741-9061 reported as a Live Voice or Other. Received on February 21, 2024 at 2:42 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from , TX

February 13, 2024 at 12:50 PM

312-741-4539 reported as a Robocall. Received on February 13, 2024 at 11:18 AM.

Anonymous User from , TX

February 8, 2024 at 1:07 PM

312-741-4539 reported as a Robocall. Received on February 8, 2024 at 12:05 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Roselle Park, New Jersey

February 8, 2024 at 11:28 AM

312-741-4539 reported as a Robocall. Received on February 7, 2024 at 6:35 PM.
Call for Dropped call or no message

Anonymous User from , IL

February 7, 2024 at 8:52 PM

312-741-3563 reported as a Live Voice or Other. Received on February 6, 2024 at 3:28 PM.

Anonymous User from Chicago, Illinois

February 7, 2024 at 2:21 PM

312-741-9223 reported as a Robocall. Received on March 1, 2023 at 12:00 AM.
Call for Dropped call or no message

Anonymous User from Chicago, Illinois

February 1, 2024 at 10:23 AM

312-741-9059 reported as a Live Voice or Other. Received on January 26, 2024 at 10:07 AM.
Call for Warranties & protection plans

Anonymous User from , IL

December 21, 2023 at 11:17 AM

312-741-4123 reported as a Live Voice or Other. Received on December 21, 2023 at 12:00 AM.
Call for Computer & technical support

Anonymous User from , IL

November 28, 2023 at 10:09 AM

312-741-4586 reported as a Live Voice or Other. Received on November 28, 2023 at 10:06 AM.
Call for Energy, solar, & utilities

Anonymous User from Gainesville, FL

November 2, 2021 at 7:38 PM

312-741-1434 reported as a Text Message. Received on November 2, 2021 at 3:28 PM.
Unwanted call for Other Services
Contacted via Wireless (cell phone/other mobile device)

Most 'popular' numbers on this prefix:

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312-741-3XXX: 312-741-3100 | 312-741-3120 | 312-741-3123 | 312-741-3125 | 312-741-3300 | 312-741-3330 | 312-741-3333 | 312-741-3337 | 312-741-3400 | 312-741-3440 | 312-741-3444 | 312-741-3450 | 312-741-3500 | 312-741-3503 | 312-741-3505 | 312-741-3570 | 312-741-3575 | 312-741-3577 | 312-741-3800 | 312-741-3850 | 312-741-3851 | 312-741-3858 | 312-741-3888 | 312-741-3900 | 312-741-3930 | 312-741-3933 | 312-741-3939 | 312-741-3950 |
312-741-4XXX: 312-741-4000 | 312-741-4010 | 312-741-4040 | 312-741-4070 | 312-741-4071 | 312-741-4077 | 312-741-4100 | 312-741-4111 | 312-741-4120 | 312-741-4123 | 312-741-4125 | 312-741-4400 | 312-741-4401 | 312-741-4440 | 312-741-4444 | 312-741-4445 | 312-741-4500 | 312-741-4501 | 312-741-4508 | 312-741-4530 | 312-741-4533 | 312-741-4535 |
312-741-5XXX: 312-741-5200 | 312-741-5220 | 312-741-5250 | 312-741-5260 | 312-741-5265 | 312-741-5900 | 312-741-5901 | 312-741-5970 | 312-741-5975 | 312-741-5997 |
312-741-6XXX: 312-741-6100 | 312-741-6102 | 312-741-6105 | 312-741-6111 | 312-741-6120 | 312-741-6700 | 312-741-6760 | 312-741-6777 | 312-741-6900 | 312-741-6990 | 312-741-6999 |
312-741-7XXX: 312-741-7000 | 312-741-7002 | 312-741-7007 | 312-741-7010 | 312-741-7040 | 312-741-7300 | 312-741-7303 | 312-741-7320 | 312-741-7380 | 312-741-7383 | 312-741-7600 | 312-741-7601 | 312-741-7608 | 312-741-7666 |
312-741-8XXX: 312-741-8000 | 312-741-8007 | 312-741-8008 | 312-741-8050 | 312-741-8051 | 312-741-8055 | 312-741-8200 | 312-741-8210 | 312-741-8211 | 312-741-8212 | 312-741-8250 | 312-741-8300 | 312-741-8320 | 312-741-8390 | 312-741-8393 | 312-741-8395 | 312-741-8600 | 312-741-8640 | 312-741-8650 | 312-741-8700 | 312-741-8730 | 312-741-8733 | 312-741-8737 | 312-741-8750 | 312-741-8800 | 312-741-8880 | 312-741-8888 | 312-741-8890 | 312-741-8891 | 312-741-8899 | 312-741-8900 | 312-741-8901 | 312-741-8907 |
312-741-9XXX: 312-741-9000 | 312-741-9001 | 312-741-9008 | 312-741-9050 | 312-741-9051 | 312-741-9055 | 312-741-9200 | 312-741-9209 | 312-741-9220 | 312-741-9222 | 312-741-9229 | 312-741-9250 | 312-741-9300 | 312-741-9301 | 312-741-9390 | 312-741-9393 | 312-741-9399 | 312-741-9600 | 312-741-9650 | 312-741-9680 | 312-741-9685 | 312-741-9689 | 312-741-9700 | 312-741-9701 | 312-741-9750 | 312-741-9755 | 312-741-9757 | 312-741-9777 |