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312-517

You are reviewing the Area Code (NPA/NXX) report for 312-517. Did you mean to search the SMS short code 312517?

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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 Number312517
Basic Format312-517
NPA (Area Code)312
NXX517

Call Routing Data

NPA-NXX-XOCNCompanyRate CenterUse TypeAssign DateStateRegionBlock Effective Date
312-517-0XXX6115LEVEL 3 COMMUNICATIONS, LLC - ILCHICGOZN01AS06/22/2016ILMW07/16/2016
312-517-1XXX5447ACCESS ONE, INC. - ILCHICGOZN01AS10/14/2015ILMW11/25/2015
312-517-2XXX063EPEERLESS NETWORK OF ILLINOIS, LLC - ILCHICGOZN01AS02/10/2017ILMW03/26/2017
312-517-3XXX7229MCIMETRO ACCESS TRANSMISSION SERVICES LLCCHICGOZN01AS02/10/2015ILMW03/26/2015
312-517-4XXX7229MCIMETRO ACCESS TRANSMISSION SERVICES LLCCHICGOZN01AS02/10/2015ILMW03/26/2015
312-517-5XXX984EBANDWIDTH.COM CLEC, LLC - ILCHICGOZN01AS02/17/2015ILMW03/27/2015
312-517-6XXX984EBANDWIDTH.COM CLEC, LLC - ILCHICGOZN01AS02/17/2015ILMW03/27/2015
312-517-7XXX829JPAETEC ITEL, LLCCHICGOZN01AS02/18/2015ILMW03/27/2015
312-517-8XXX829JPAETEC ITEL, LLCCHICGOZN01AS02/18/2015ILMW03/27/2015
312-517-9XXX508JCENTURYLINK COMMUNICATIONS, LLCCHICGOZN01AS02/25/2015ILMW03/27/2015
312-517-XXXX7229MCIMETRO ACCESS TRANSMISSION SERVICES LLCCHICGOZN01AS02/09/2015IL

Reports

Anonymous User from , WA

February 24, 2026 at 11:55 AM

312-517-2127 reported as a unwanted call. Received on February 19, 2026 at 12:00 AM.
Call for No Subject Provided

Anonymous User from Chicago, Illinois

January 23, 2026 at 2:40 PM

312-517-9203 reported as a Robocall. Received on January 23, 2026 at 1:38 PM.
Call for Medical & prescriptions

Anonymous User from Orland Park, Illinois

July 10, 2025 at 4:19 PM

312-517-2316 reported as a unwanted call. Received on July 9, 2025 at 5:52 PM.
Call for Dropped call or no message

Anonymous User from Libertyville, Illinois

July 9, 2025 at 2:50 PM

312-517-5051 reported as a Live Voice or Other. Received on July 9, 2025 at 1:48 PM.

Anonymous User from Libertyville, Illinois

July 2, 2025 at 1:22 PM

312-517-5986 reported as a Live Voice or Other. Received on July 2, 2025 at 12:21 PM.

Anonymous User from Libertyville, Illinois

June 30, 2025 at 12:58 PM

312-517-0617 reported as a Live Voice or Other. Received on June 30, 2025 at 11:54 AM.

Anonymous User from Libertyville, Illinois

June 19, 2025 at 12:48 PM

312-517-8696 reported as a Live Voice or Other. Received on June 19, 2025 at 9:36 AM.

Anonymous User from , IL

May 3, 2025 at 4:46 PM

312-517-2410 reported as a Robocall. Received on May 3, 2025 at 1:33 PM.

Anonymous User from Libertyville, Illinois

April 18, 2025 at 9:45 AM

312-517-6089 reported as a Live Voice or Other. Received on April 18, 2025 at 8:44 AM.
Call for Medical & prescriptions

Anonymous User from Chicago, Illinois

March 6, 2025 at 12:41 PM

312-517-5466 reported as a Robocall. Received on March 6, 2025 at 10:34 AM.
Call for Dropped call or no message

Anonymous User from Bethlehem, Pennsylvania

March 3, 2025 at 11:18 AM

312-517-2543 reported as a Live Voice or Other. Received on March 3, 2025 at 9:29 AM.

Anonymous User from Chicago, Illinois

February 26, 2025 at 12:46 PM

312-517-2410 reported as a Robocall. Received on February 25, 2025 at 5:59 PM.
Call for Dropped call or no message

Anonymous User from , IL

February 13, 2025 at 5:46 PM

312-517-7215 reported as a Live Voice or Other. Received on February 13, 2025 at 2:12 PM.

Anonymous User from , IL

January 9, 2025 at 1:42 PM

312-517-1376 reported as a Robocall. Received on January 9, 2025 at 1:38 PM.
Call for Dropped call or no message

Anonymous User from Chicago, Illinois

January 3, 2025 at 3:13 PM

312-517-9751 reported as a Live Voice or Other. Received on January 3, 2025 at 2:05 PM.

Anonymous User from Libertyville, Illinois

December 8, 2024 at 3:11 PM

312-517-3120 reported as a Live Voice or Other. Received on December 5, 2024 at 2:11 PM.

Anonymous User from Libertyville, Illinois

December 4, 2024 at 1:46 PM

312-517-3947 reported as a Live Voice or Other. Received on December 4, 2024 at 12:26 PM.

Anonymous User from Homewood, Illinois

November 24, 2024 at 4:44 PM

312-517-6381 reported as a Live Voice or Other. Received on November 23, 2024 at 11:33 AM.
Call for No Subject Provided

Anonymous User from , NC

June 21, 2024 at 1:52 PM

312-517-8116 reported as a Robocall. Received on June 19, 2024 at 11:59 AM.
Call for Work from home & other ways to make money

Anonymous User from Island Lake, Illinois

June 11, 2024 at 8:14 PM

312-517-9363 reported as a unwanted call. Received on June 11, 2024 at 2:22 PM.

Anonymous User from Joliet, Il, Illinois

May 17, 2024 at 10:36 AM

312-517-2410 reported as a Live Voice or Other. Received on May 2, 2024 at 12:52 PM.
Call for Dropped call or no message

Anonymous User from Joliet, Il, Illinois

May 17, 2024 at 10:24 AM

312-517-2410 reported as a Live Voice or Other. Received on May 14, 2024 at 4:11 PM.
Call for Dropped call or no message

Anonymous User from Clinton, IL

February 7, 2024 at 3:24 PM

None reported as a Prerecorded Voice. Received on February 7, 2024 at 9:06 AM.
Unwanted call for Medicare Medicaid Services
Caller ID indicated they called from 312-517-4959
Contacted via Wired

Anonymous User from Pulaski, New York

January 11, 2024 at 2:14 PM

312-517-1740 reported as a Live Voice or Other. Received on January 11, 2024 at 10:36 AM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from , IL

November 17, 2023 at 5:30 PM

312-517-3936 reported as a unwanted call. Received on November 17, 2020 at 2:33 PM.
Call for No Subject Provided

Anonymous User from Oak Park, Illinois

November 16, 2023 at 10:55 AM

312-517-9738 reported as a Robocall. Received on November 16, 2023 at 9:52 AM.
Call for Medical & prescriptions

Anonymous User from Chicago, Illinois

September 21, 2023 at 2:21 PM

312-517-2693 reported as a Live Voice or Other. Received on August 10, 2023 at 1:58 PM.

Anonymous User from Chicago, Illinois

September 20, 2023 at 11:34 AM

312-517-2693 reported as a Live Voice or Other. Received on August 10, 2023 at 1:58 PM.

Anonymous User from , IL

August 22, 2023 at 9:22 AM

312-517-2133 reported as a unwanted call. Received on August 16, 2023 at 1:09 PM.
Call for No Subject Provided

Anonymous User from , IL

August 10, 2023 at 2:07 PM

312-517-2135 reported as a Live Voice or Other. Received on August 10, 2023 at 10:26 AM.

Anonymous User from , IL

July 7, 2023 at 6:44 PM

312-517-2127 reported as a Robocall. Received on July 7, 2023 at 5:30 PM.
Call for Dropped call or no message

Anonymous User from Dothan, Alabama

May 22, 2023 at 10:37 AM

312-517-2775 reported as a Live Voice or Other. Received on February 28, 2023 at 9:12 AM.

Anonymous User from Dothan, Alabama

May 22, 2023 at 10:33 AM

312-517-2775 reported as a Live Voice or Other. Received on February 28, 2023 at 9:11 AM.

Anonymous User from , CA

May 22, 2023 at 2:20 AM

312-517-8422 reported as a Robocall. Received on May 17, 2023 at 10:37 AM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from Rockford, Illinois

May 15, 2023 at 12:10 PM

312-517-2446 reported as a unwanted call. Received on May 15, 2023 at 10:49 AM.
Call for Dropped call or no message

Anonymous User from , IL

April 19, 2023 at 11:45 AM

312-517-2119 reported as a unwanted call. Received on April 18, 2023 at 3:21 PM.

Anonymous User from Chicago, Illinois

April 12, 2023 at 4:05 PM

312-517-2539 reported as a Live Voice or Other. Received on April 12, 2023 at 1:36 PM.

Anonymous User from , IL

March 18, 2023 at 3:35 PM

312-517-4342 reported as a Live Voice or Other. Received on March 16, 2023 at 4:29 PM.

Anonymous User from , IL

March 14, 2023 at 8:15 PM

312-517-2650 reported as a Robocall. Received on March 14, 2023 at 7:05 PM.
Call for Dropped call or no message

Anonymous User from Warrenville, South Carolina

December 22, 2022 at 1:58 PM

312-517-2278 reported as a Robocall. Received on December 21, 2022 at 11:55 AM.

Anonymous User from , TX

September 4, 2022 at 9:19 AM

312-517-4268 reported as a Robocall. Received on April 15, 2022 at 9:22 AM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from , IL

July 15, 2022 at 11:23 AM

312-517-3357 reported as a Robocall. Received on July 15, 2022 at 10:18 AM.
Call for Dropped call or no message

Anonymous User from Tuscaloosa, AL

October 13, 2020 at 11:33 PM

312-517-2591 reported as a Prerecorded Voice. Received on October 13, 2020 at 3:32 PM.
Unwanted call for unknown
Contacted via Wireless (cell phone/other mobile device)

Anonymous User from Las Vegas, NV

September 22, 2020 at 6:51 PM

312-517-2443 reported as a Prerecorded Voice. Received on September 22, 2020 at 11:38 AM.
Unwanted call for unknown
Contacted via Wired

Most 'popular' numbers on this prefix:

312-517-1XXX: 312-517-1100 | 312-517-1111 | 312-517-1122 | 312-517-1191 | 312-517-1195 | 312-517-1199 | 312-517-1300 | 312-517-1331 | 312-517-1333 | 312-517-1370 | 312-517-1377 | 312-517-1378 | 312-517-1700 | 312-517-1740 | 312-517-1744 | 312-517-1747 | 312-517-1752 | 312-517-1777 | 312-517-1993 | 312-517-1997 | 312-517-1998 |
312-517-2XXX: 312-517-2110 | 312-517-2111 | 312-517-2112 | 312-517-2200 | 312-517-2252 | 312-517-2262 | 312-517-2270 | 312-517-2272 | 312-517-2277 | 312-517-2400 | 312-517-2436 | 312-517-2440 | 312-517-2445 | 312-517-2447 | 312-517-2500 | 312-517-2501 | 312-517-2525 | 312-517-2590 | 312-517-2591 | 312-517-2599 | 312-517-2600 | 312-517-2650 | 312-517-2651 | 312-517-2655 | 312-517-2666 | 312-517-2700 | 312-517-2770 | 312-517-2771 | 312-517-2777 |
312-517-3XXX: 312-517-3100 | 312-517-3120 | 312-517-3123 | 312-517-3125 | 312-517-3300 | 312-517-3330 | 312-517-3333 | 312-517-3350 | 312-517-3353 | 312-517-3355 | 312-517-3900 | 312-517-3930 | 312-517-3933 | 312-517-3939 | 312-517-3950 |
312-517-4XXX: 312-517-4200 | 312-517-4202 | 312-517-4220 | 312-517-4260 | 312-517-4262 | 312-517-4267 | 312-517-4300 | 312-517-4333 | 312-517-4340 | 312-517-4341 | 312-517-4343 | 312-517-4350 | 312-517-4920 | 312-517-4930 | 312-517-4933 | 312-517-4950 | 312-517-4951 | 312-517-4959 |
312-517-5XXX: 312-517-5400 | 312-517-5440 | 312-517-5460 | 312-517-5465 |
312-517-6XXX: 312-517-6000 | 312-517-6010 | 312-517-6014 | 312-517-6015 | 312-517-6020 | 312-517-6060 | 312-517-6300 | 312-517-6320 | 312-517-6380 | 312-517-6383 | 312-517-6387 |
312-517-7XXX: 312-517-7200 | 312-517-7210 | 312-517-7211 | 312-517-7212 | 312-517-7220 |
312-517-8XXX: 312-517-8100 | 312-517-8109 | 312-517-8110 | 312-517-8111 | 312-517-8118 | 312-517-8140 | 312-517-8400 | 312-517-8420 | 312-517-8423 | 312-517-8425 | 312-517-8450 |
312-517-9XXX: 312-517-9300 | 312-517-9330 | 312-517-9360 | 312-517-9365 | 312-517-9700 | 312-517-9730 | 312-517-9733 | 312-517-9737 |