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312-728

You are reviewing the Area Code (NPA/NXX) report for 312-728. Did you mean to search the SMS short code 312728?

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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 Number312728
Basic Format312-728
NPA (Area Code)312
NXX728

Call Routing Data

NPA-NXX-XOCNCompanyRate CenterUse TypeAssign DateCityStateRegionBlock Effective Date
312-728-0XXX6333CELLCO PARTNERSHIP DBA VERIZON WIRELESS - ILCHICGOZN01AS10/23/2017CHICAGO ZONE 01ILMW12/18/2017
312-728-1XXX7136TELEPORT COMMUNICATIONS AMERICA, LLC - ILCHICGOZN01AS02/28/2018CHICAGO ZONE 01ILMW04/02/2018
312-728-2XXX224CONVOY, LLCCHICGOZN01AS06/13/2018CHICAGO ZONE 01ILMW07/12/2018
312-728-3XXX224CONVOY, LLCCHICGOZN01AS06/13/2018CHICAGO ZONE 01ILMW07/12/2018
312-728-4XXX224CONVOY, LLCCHICGOZN01AS06/13/2018CHICAGO ZONE 01ILMW07/12/2018
312-728-5XXX7136TELEPORT COMMUNICATIONS AMERICA, LLC - ILCHICGOZN01AS03/21/2018CHICAGO ZONE 01ILMW04/19/2018
312-728-6XXX7136TELEPORT COMMUNICATIONS AMERICA, LLC - ILCHICGOZN01AS03/21/2018CHICAGO ZONE 01ILMW04/19/2018
312-728-7XXX224CONVOY, LLCCHICGOZN01AS06/13/2018CHICAGO ZONE 01ILMW07/12/2018
312-728-8XXX224CONVOY, LLCCHICGOZN01AS06/13/2018CHICAGO ZONE 01ILMW07/12/2018
312-728-9XXX6115LEVEL 3 COMMUNICATIONS, LLC - ILCHICGOZN01AS06/14/2018CHICAGO ZONE 01ILMW07/08/2018
312-728-XXXX6333CELLCO PARTNERSHIP DBA VERIZON WIRELESS - ILCHICGOZN01AS10/19/2017CHICAGO ZONE 01IL

Reports

Anonymous User from Lombard, Illinois

April 7, 2026 at 4:54 PM

312-728-9767 reported as a Robocall. Received on April 7, 2026 at 3:57 PM.

Anonymous User from Chicago, Illinois

March 31, 2026 at 10:57 AM

312-728-5365 reported as a Live Voice or Other. Received on March 27, 2026 at 2:22 PM.
Call for Dropped call or no message

Anonymous User from , IL

February 12, 2026 at 4:10 PM

312-728-3343 reported as a Live Voice or Other. Received on February 12, 2026 at 1:00 PM.
Call for Vacation & timeshares

Anonymous User from Avon, Ohio

January 26, 2026 at 3:04 PM

312-728-3032 reported as a Robocall. Received on October 17, 2025 at 4:26 PM.
Call for Dropped call or no message

Anonymous User from Avon, Ohio

January 26, 2026 at 3:01 PM

312-728-3032 reported as a Robocall. Received on October 17, 2025 at 4:19 PM.
Call for Dropped call or no message

Anonymous User from , IL

January 26, 2026 at 11:19 AM

312-728-7097 reported as a Live Voice or Other. Received on January 26, 2026 at 10:17 AM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from , NY

January 8, 2026 at 6:46 PM

312-728-3032 reported as a unwanted call. Received on January 5, 2026 at 7:27 PM.
Call for No Subject Provided

Anonymous User from Pleasant Hilll, California

January 8, 2026 at 12:56 PM

312-728-3032 reported as a Robocall. Received on January 7, 2026 at 6:05 PM.

Anonymous User from Pleasant Hilll, California

January 8, 2026 at 12:55 PM

312-728-3032 reported as a Robocall. Received on January 7, 2026 at 6:08 PM.

Anonymous User from , OH

January 6, 2026 at 1:45 PM

312-728-7071 reported as a Live Voice or Other. Received on January 6, 2026 at 11:50 AM.

Anonymous User from Laramie, Wyoming

November 20, 2025 at 12:27 PM

312-728-3221 reported as a Robocall. Received on November 20, 2025 at 9:26 AM.

Anonymous User from Tyler, Texas

September 23, 2025 at 11:11 AM

312-728-3032 reported as a Live Voice or Other. Received on September 8, 2025 at 10:00 AM.

Anonymous User from , MD

September 12, 2025 at 10:18 AM

312-728-3032 reported as a Robocall. Received on September 11, 2025 at 10:31 AM.
Call for Dropped call or no message

Anonymous User from Fresh Meadows, New York

September 6, 2025 at 7:58 AM

312-728-3032 reported as a Live Voice or Other. Received on September 5, 2025 at 10:37 AM.
Call for Dropped call or no message

Anonymous User from , IL

August 27, 2025 at 12:09 PM

312-728-4733 reported as a Robocall. Received on August 27, 2025 at 10:53 AM.
Call for Dropped call or no message

Anonymous User from , IL

July 8, 2025 at 12:17 PM

312-728-7755 reported as a Robocall. Received on July 7, 2025 at 11:50 AM.
Call for Dropped call or no message

Anonymous User from Elgin, Illinois

June 23, 2025 at 7:19 PM

312-728-9767 reported as a Robocall. Received on June 23, 2025 at 12:55 PM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from Holmen, Wisconsin

June 13, 2025 at 4:08 PM

312-728-3975 reported as a Live Voice or Other. Received on June 13, 2025 at 3:04 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Island Lake, Illinois

June 12, 2025 at 10:16 PM

312-728-2014 reported as a unwanted call. Received on June 9, 2025 at 4:39 PM.

Anonymous User from Riverside, Il, Illinois

May 21, 2025 at 10:59 AM

312-728-5418 reported as a Live Voice or Other. Received on May 21, 2025 at 9:57 AM.
Call for Medical & prescriptions

Anonymous User from Las Vegas, Nv 89115, Nevada

May 20, 2025 at 9:24 PM

312-728-3032 reported as a Robocall. Received on May 19, 2025 at 3:56 PM.

Anonymous User from Willowbrook, Illinois

May 9, 2025 at 4:22 PM

312-728-7212 reported as a Live Voice or Other. Received on May 9, 2025 at 3:08 PM.
Call for No Subject Provided

Anonymous User from , IL

May 1, 2025 at 4:27 PM

312-728-3032 reported as a Robocall. Received on April 28, 2025 at 3:10 PM.
Call for Dropped call or no message

Anonymous User from Las Vegas, Nv 89115, Nevada

April 23, 2025 at 9:20 PM

312-728-3032 reported as a Robocall. Received on April 21, 2025 at 6:58 AM.

Anonymous User from Springfield, Illinois

April 22, 2025 at 3:05 PM

312-728-7453 reported as a Robocall. Received on April 22, 2025 at 2:02 PM.
Call for No Subject Provided

Anonymous User from , IL

April 8, 2025 at 5:42 PM

312-728-3343 reported as a unwanted call. Received on April 4, 2025 at 12:00 AM.

Anonymous User from Scotia, New York

April 1, 2025 at 5:44 PM

312-728-2309 reported as a Live Voice or Other. Received on March 19, 2025 at 1:00 PM.

Anonymous User from Island Lake, Illinois

March 5, 2025 at 11:55 PM

312-728-2014 reported as a unwanted call. Received on March 4, 2025 at 1:47 PM.

Anonymous User from Converse, Texas

February 26, 2025 at 1:52 PM

312-728-3032 reported as a Robocall. Received on February 24, 2025 at 1:15 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Rockledge, Illinois

February 13, 2025 at 5:29 PM

312-728-8768 reported as a Robocall. Received on February 13, 2025 at 10:48 AM.
Call for Dropped call or no message

Anonymous User from Statesboro, Georgia

February 9, 2025 at 6:49 PM

312-728-3032 reported as a unwanted call. Received on January 16, 2025 at 7:21 PM.

Anonymous User from , TX

February 7, 2025 at 3:38 PM

312-728-7409 reported as a unwanted call. Received on February 7, 2025 at 12:18 PM.

Anonymous User from Arlington Hts, Illinois

February 6, 2025 at 2:47 PM

312-728-3032 reported as a Robocall. Received on January 27, 2025 at 12:38 PM.

Anonymous User from Chicago, Illinois

January 16, 2025 at 11:41 AM

312-728-5878 reported as a Robocall. Received on January 16, 2025 at 10:37 AM.

Anonymous User from Great Falls, Montana

January 8, 2025 at 11:39 AM

312-728-3032 reported as a Live Voice or Other. Received on December 9, 2024 at 8:14 AM.
Call for Dropped call or no message

Anonymous User from Island Lke, Illinois

December 3, 2024 at 5:52 PM

312-728-2041 reported as a unwanted call. Received on December 2, 2024 at 3:31 PM.

Anonymous User from Las Vegas, Nevada

November 22, 2024 at 11:00 AM

312-728-2032 reported as a Robocall. Received on November 20, 2024 at 2:30 PM.

Anonymous User from Island Lake, Illinois

November 14, 2024 at 3:34 PM

312-728-2003 reported as a unwanted call. Received on November 13, 2024 at 2:44 PM.

Anonymous User from For Myers, Illinois

November 5, 2024 at 10:41 AM

312-728-1502 reported as a Robocall. Received on November 4, 2024 at 3:21 PM.

Anonymous User from Nashua, New Hampshire

October 26, 2024 at 12:40 PM

312-728-8930 reported as a Live Voice or Other. Received on October 14, 2024 at 11:35 AM.
Call for Dropped call or no message

Anonymous User from , AZ

October 24, 2024 at 3:53 PM

312-728-3032 reported as a Robocall. Received on October 22, 2024 at 2:53 PM.

Anonymous User from Libertyville, Illinois

October 22, 2024 at 2:50 PM

312-728-5085 reported as a Live Voice or Other. Received on October 22, 2024 at 1:48 PM.
Call for Medical & prescriptions

Anonymous User from Rockville, Maryland

October 21, 2024 at 1:10 PM

312-728-3032 reported as a Robocall. Received on October 19, 2024 at 4:41 PM.
Call for Dropped call or no message

Anonymous User from , IL

October 21, 2024 at 11:55 AM

312-728-2003 reported as a unwanted call. Received on October 17, 2024 at 3:12 PM.
Call for No Subject Provided

Anonymous User from Tampa, Florida

October 14, 2024 at 12:03 AM

312-728-3032 reported as a Robocall. Received on October 14, 2024 at 11:50 PM.
Call for Dropped call or no message

Anonymous User from Fort Myers, Illinois

October 10, 2024 at 11:44 AM

312-728-6301 reported as a Robocall. Received on October 9, 2024 at 2:24 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Huntington, Utah

October 10, 2024 at 10:51 AM

312-728-3032 reported as a Robocall. Received on October 8, 2024 at 8:52 AM.

Anonymous User from , CO

October 1, 2024 at 11:59 AM

312-728-3032 reported as a Robocall. Received on September 25, 2024 at 7:58 PM.
Call for Dropped call or no message

Anonymous User from Little Egg Harbor, NJ

September 24, 2024 at 2:23 PM

reported as a Prerecorded Voice. Received on September 24, 2024 at 10:00 PM.
Unwanted call for unknown
Caller ID indicated they called from 312-728-3032
Contacted via Wired

Anonymous User from , MA

September 23, 2024 at 4:19 PM

312-728-3032 reported as a Live Voice or Other. Received on September 18, 2024 at 2:24 PM.

Anonymous User from Chicago Il, Illinois

September 9, 2024 at 10:56 AM

312-728-4273 reported as a Live Voice or Other. Received on September 9, 2024 at 9:50 AM.
Call for Dropped call or no message

Anonymous User from , MD

September 3, 2024 at 8:25 AM

312-728-3032 reported as a Robocall. Received on September 2, 2024 at 12:22 PM.
Call for Dropped call or no message

Anonymous User from , MD

September 3, 2024 at 8:24 AM

312-728-3032 reported as a Robocall. Received on September 2, 2024 at 1:08 PM.
Call for Dropped call or no message

Anonymous User from La Porte, Texas

September 3, 2024 at 12:03 AM

312-728-3032 reported as a Robocall. Received on September 2, 2024 at 7:24 PM.

Anonymous User from Chicago, Illinois

August 29, 2024 at 12:04 PM

312-728-7326 reported as a Live Voice or Other. Received on August 29, 2024 at 9:42 AM.
Call for Dropped call or no message

Anonymous User from Chicago, Illinois

August 28, 2024 at 2:57 PM

312-728-7326 reported as a Live Voice or Other. Received on August 28, 2024 at 9:41 AM.
Call for Dropped call or no message

Anonymous User from Spokane, Washington

August 23, 2024 at 2:39 PM

312-728-3032 reported as a Live Voice or Other. Received on August 14, 2024 at 1:24 PM.
Call for Dropped call or no message

Anonymous User from Redding, California

August 20, 2024 at 7:44 PM

312-728-3032 reported as a Robocall. Received on August 20, 2024 at 1:35 PM.

Anonymous User from Shepherd, Montana

August 19, 2024 at 3:54 PM

312-728-3032 reported as a Robocall. Received on August 7, 2024 at 10:31 AM.
Call for Dropped call or no message

Anonymous User from East Meadow, New York

August 8, 2024 at 9:05 PM

312-728-3032 reported as a Robocall. Received on August 7, 2024 at 1:14 PM.
Call for Dropped call or no message

Anonymous User from Draper, Utah

August 6, 2024 at 11:38 PM

312-728-3032 reported as a Live Voice or Other. Received on August 6, 2024 at 4:29 PM.

Anonymous User from Conyers, Georgia

August 1, 2024 at 5:15 PM

312-728-7163 reported as a Robocall. Received on July 30, 2024 at 5:41 PM.
Call for Dropped call or no message

Anonymous User from , NY

August 1, 2024 at 10:13 AM

312-728-3032 reported as a unwanted call. Received on July 26, 2024 at 2:07 PM.
Call for No Subject Provided

Anonymous User from East Meadow, New York

July 31, 2024 at 1:18 PM

312-728-3032 reported as a Robocall. Received on July 30, 2024 at 3:31 PM.
Call for Dropped call or no message

Anonymous User from Chicago, Illinois

July 16, 2024 at 9:22 AM

312-728-3343 reported as a Robocall. Received on July 16, 2024 at 6:24 AM.
Call for Dropped call or no message

Anonymous User from , AZ

July 6, 2024 at 3:56 PM

312-728-3032 reported as a Live Voice or Other. Received on July 3, 2024 at 9:08 AM.

Anonymous User from Evanston, Illinois

July 1, 2024 at 10:18 AM

312-728-7164 reported as a Live Voice or Other. Received on July 1, 2024 at 9:13 AM.

Anonymous User from Marshalltown, Iowa

June 28, 2024 at 4:28 AM

312-728-3032 reported as a Live Voice or Other. Received on June 27, 2024 at 6:37 PM.

Anonymous User from Killeen, Texas

June 15, 2024 at 12:37 PM

312-728-3032 reported as a Live Voice or Other. Received on April 29, 2024 at 8:42 AM.
Call for Dropped call or no message

Anonymous User from Bradenton, Florida

June 13, 2024 at 2:06 PM

312-728-3032 reported as a Robocall. Received on June 9, 2024 at 2:49 PM.
Call for Dropped call or no message

Anonymous User from Granite City, Illinois

June 5, 2024 at 5:08 PM

312-728-5826 reported as a unwanted call. Received on June 5, 2024 at 2:49 PM.

Anonymous User from Springfield, Georgia

June 4, 2024 at 5:11 PM

312-728-3032 reported as a Live Voice or Other. Received on June 4, 2024 at 4:19 PM.

Anonymous User from Chicago, Illinois

May 28, 2024 at 2:41 PM

312-728-7326 reported as a Live Voice or Other. Received on May 28, 2024 at 1:21 PM.
Call for Dropped call or no message

Anonymous User from , IL

May 15, 2024 at 1:47 PM

312-728-2448 reported as a Robocall. Received on May 3, 2024 at 11:20 AM.
Call for Dropped call or no message

Anonymous User from , IL

May 10, 2024 at 2:23 PM

312-728-2448 reported as a Robocall. Received on May 10, 2024 at 11:20 AM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from , IL

May 8, 2024 at 9:11 AM

312-728-4210 reported as a Robocall. Received on May 7, 2024 at 10:14 AM.
Call for No Subject Provided

Anonymous User from Millington, Maryland

May 6, 2024 at 8:01 PM

312-728-3032 reported as a Robocall. Received on May 5, 2024 at 2:04 PM.
Call for Dropped call or no message

Anonymous User from , MD

April 17, 2024 at 6:58 PM

312-728-3032 reported as a Robocall. Received on April 17, 2024 at 9:09 AM.
Call for Dropped call or no message

Anonymous User from Sandy, Utah

April 17, 2024 at 4:57 PM

312-728-3032 reported as a Robocall. Received on April 15, 2024 at 1:19 PM.

Anonymous User from Madras, OR

April 10, 2024 at 5:33 PM

312-728-3183 reported as a Text Message. Received on April 10, 2024 at 11:50 AM.
Unwanted call for Political Services
Contacted via Wireless (cell phone/other mobile device)

Anonymous User from Chicago, Illinois

April 9, 2024 at 1:41 PM

312-728-2982 reported as a Live Voice or Other. Received on April 9, 2024 at 11:10 AM.

Anonymous User from Draper, Utah

April 5, 2024 at 4:52 PM

312-728-3032 reported as a Live Voice or Other. Received on April 5, 2024 at 11:28 AM.
Call for No Subject Provided

Anonymous User from , IL

March 29, 2024 at 6:47 AM

312-728-3343 reported as a unwanted call. Received on March 29, 2024 at 4:49 AM.

Anonymous User from Moline, Illinois

March 28, 2024 at 2:20 PM

312-728-6126 reported as a Robocall. Received on March 27, 2024 at 11:44 AM.

Anonymous User from , IL

March 21, 2024 at 12:38 PM

312-728-5493 reported as a Robocall. Received on March 21, 2024 at 11:30 AM.
Call for No Subject Provided

Anonymous User from Killeen, Texas

March 19, 2024 at 8:11 AM

312-728-3032 reported as a Live Voice or Other. Received on February 18, 2024 at 3:52 PM.
Call for Dropped call or no message

Anonymous User from Killeen, Texas

March 19, 2024 at 8:10 AM

312-728-3032 reported as a Live Voice or Other. Received on February 16, 2024 at 9:04 AM.
Call for Dropped call or no message

Anonymous User from Avondale, Illinois

February 19, 2024 at 3:49 PM

312-728-3032 reported as a Live Voice or Other. Received on February 19, 2024 at 1:45 PM.

Anonymous User from Flower Mound, Texas

January 29, 2024 at 7:43 PM

312-728-3032 reported as a Robocall. Received on January 29, 2024 at 12:08 PM.

Anonymous User from , MD

January 25, 2024 at 5:24 PM

312-728-3032 reported as a Robocall. Received on January 25, 2024 at 10:21 AM.
Call for Dropped call or no message

Anonymous User from West Lafayette, Ohio

January 23, 2024 at 10:00 PM

312-728-7749 reported as a Robocall. Received on January 23, 2024 at 5:18 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Killeen, Texas

January 10, 2024 at 12:20 PM

312-728-3032 reported as a Live Voice or Other. Received on January 10, 2024 at 12:00 AM.

Anonymous User from , CA

January 4, 2024 at 8:57 PM

312-728-8640 reported as a unwanted call. Received on January 4, 2024 at 6:44 PM.
Call for No Subject Provided

Anonymous User from Sycamore, Illinois

December 30, 2023 at 8:07 PM

312-728-3343 reported as a Live Voice or Other. Received on December 30, 2023 at 12:00 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Killeen, Texas

December 16, 2023 at 11:07 AM

312-728-3032 reported as a Live Voice or Other. Received on December 13, 2023 at 11:33 AM.
Call for Dropped call or no message

Anonymous User from O Fallon, Illinois

November 30, 2023 at 12:25 PM

312-728-6071 reported as a Live Voice or Other. Received on November 30, 2023 at 11:12 AM.

Anonymous User from Glenview, Illinois

November 20, 2023 at 10:31 PM

312-728-2003 reported as a Robocall. Received on September 29, 2023 at 5:12 PM.
Call for Dropped call or no message

Anonymous User from Glenview, Illinois

November 19, 2023 at 1:49 PM

312-728-2003 reported as a Robocall. Received on October 4, 2023 at 4:20 PM.
Call for Dropped call or no message

Anonymous User from Killeen, Texas

November 16, 2023 at 12:45 PM

312-728-3032 reported as a Live Voice or Other. Received on November 10, 2023 at 12:40 PM.
Call for Dropped call or no message

Anonymous User from Bellevue, Ohio

October 18, 2023 at 6:17 PM

312-728-3032 reported as a Live Voice or Other. Received on October 17, 2023 at 12:38 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from , OH

October 9, 2023 at 7:18 PM

312-728-7992 reported as a Live Voice or Other. Received on October 9, 2023 at 5:20 PM.

Anonymous User from Walnut Grove, Missouri

October 6, 2023 at 1:02 PM

312-728-3032 reported as a Live Voice or Other. Received on September 22, 2023 at 10:38 AM.
Call for Dropped call or no message

Anonymous User from Eagle, ID

September 5, 2023 at 6:08 PM

844-220-0229 reported as a Live Voice. Received on September 5, 2023 at 10:10 AM.
Unwanted call for Computer Tech Support Services
Caller ID indicated they called from 312-728-4083
Contacted via Wireless (cell phone/other mobile device)

Anonymous User from Ocala, FL

January 14, 2021 at 3:52 PM

312-728-7261 reported as a Abandoned Calls. Received on January 14, 2021 at 12:40 PM.
Unwanted call for unknown
Contacted via Wired

Anonymous User from Clearwater, FL

January 12, 2021 at 6:04 PM

None reported as a Abandoned Calls. Received on January 12, 2021 at 12:00 AM.
Unwanted call for unknown
Caller ID indicated they called from 312-728-7261
Contacted via Wireless (cell phone/other mobile device)

Most 'popular' numbers on this prefix:

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