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312-983

You are reviewing the Area Code (NPA/NXX) report for 312-983. Did you mean to search the SMS short code 312983?

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🇺🇸 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 Number312983
Basic Format312-983
NPA (Area Code)312
NXX983

Call Routing Data

NPA-NXX-XOCNCompanyRate CenterUse TypeAssign DateCityStateRegionBlock Effective Date
312-983-0XXX5562METROPCS, INC.CHICGOZN01AS12/23/2010CHICAGO ZONE 01ILMW01/05/2011
312-983-1XXX9329ILLINOIS BELL TEL COCHICGOZN01RTCHICAGO ZONE 01ILMW
312-983-2XXX6529T-MOBILE USA, INC.CHICGOZN01AS12/23/2010CHICAGO ZONE 01ILMW01/05/2011
312-983-3XXX7229MCIMETRO ACCESS TRANSMISSION SERVICES LLCCHICGOZN01AS12/22/2010CHICAGO ZONE 01ILMW01/30/2011
312-983-4XXX9329ILLINOIS BELL TEL COCHICGOZN01RTCHICAGO ZONE 01ILMW
312-983-5XXX9329ILLINOIS BELL TEL COCHICGOZN01RTCHICAGO ZONE 01ILMW
312-983-6XXX9329ILLINOIS BELL TEL COCHICGOZN01RTCHICAGO ZONE 01ILMW
312-983-7XXX9329ILLINOIS BELL TEL COCHICGOZN01RTCHICAGO ZONE 01ILMW
312-983-8XXX9329ILLINOIS BELL TEL COCHICGOZN01RTCHICAGO ZONE 01ILMW
312-983-9XXX9329ILLINOIS BELL TEL COCHICGOZN01RTCHICAGO ZONE 01ILMW
312-983-XXXX9329ILLINOIS BELL TEL COCHICGOZN01ASCHICAGO ZONE 01IL

Business/Government Phones on the 312-983 Prefix

PhoneNameAddress
312-983-7100Illinois State Chamber of Commerce

Reports

Anonymous User from , IL

March 31, 2026 at 9:25 AM

312-983-8077 reported as a Live Voice or Other. Received on March 31, 2026 at 9:21 AM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Libertyville, Illinois

January 15, 2026 at 3:49 PM

312-983-7056 reported as a Robocall. Received on January 12, 2026 at 1:16 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from , IL

September 22, 2025 at 11:10 AM

312-983-3386 reported as a Live Voice or Other. Received on September 22, 2025 at 10:10 AM.
Call for Medical & prescriptions

Anonymous User from Downers Grove, Illinois

July 30, 2025 at 12:41 PM

312-983-9612 reported as a Robocall. Received on July 30, 2025 at 11:39 AM.
Call for Medical & prescriptions

Anonymous User from , NY

May 19, 2025 at 8:51 PM

312-983-2143 reported as a Robocall. Received on May 19, 2025 at 8:45 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Chicago, Illinois

March 18, 2025 at 7:01 AM

312-983-7779 reported as a Live Voice or Other. Received on March 17, 2025 at 10:49 AM.
Call for Dropped call or no message

Anonymous User from Riverside, Illinois

February 21, 2025 at 3:25 PM

312-983-9369 reported as a Live Voice or Other. Received on February 21, 2025 at 2:20 PM.
Call for Medical & prescriptions

Anonymous User from University Park, Illinois

August 22, 2024 at 6:47 PM

312-983-9536 reported as a Robocall. Received on August 22, 2024 at 5:38 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Libertyville, Illinois

August 15, 2024 at 5:39 PM

312-983-8147 reported as a Live Voice or Other. Received on August 15, 2024 at 4:02 PM.

Anonymous User from Iowa City, Iowa

June 27, 2024 at 12:23 PM

312-983-8378 reported as a Robocall. Received on June 27, 2024 at 11:18 AM.
Call for Medical & prescriptions

Anonymous User from Chicago, Illinois

April 18, 2024 at 1:16 PM

312-983-8325 reported as a unwanted call. Received on April 18, 2024 at 9:29 AM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Chicago, Illinois

January 18, 2024 at 11:53 AM

312-983-8378 reported as a Live Voice or Other. Received on January 16, 2024 at 2:11 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Chicago, Illinois

January 4, 2024 at 4:57 PM

312-983-0732 reported as a Robocall. Received on January 4, 2024 at 3:55 AM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from , IL

July 6, 2023 at 11:22 AM

312-983-3429 reported as a Robocall. Received on July 6, 2023 at 10:10 AM.
Call for Medical & prescriptions

Anonymous User from , IL

July 5, 2023 at 12:33 PM

312-983-3857 reported as a Live Voice or Other. Received on July 5, 2023 at 11:32 AM.
Call for Medical & prescriptions

Anonymous User from San Jose, California

March 6, 2023 at 9:56 AM

312-983-5344 reported as a Live Voice or Other. Received on March 6, 2023 at 12:00 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from San Ramon, CA

August 3, 2022 at 8:17 PM

312-983-7523 reported as a Prerecorded Voice. Received on August 3, 2022 at 5:30 PM.
Unwanted call for unknown
Contacted via Wireless (cell phone/other mobile device)

Most 'popular' numbers on this prefix:

312-983-0XXX: 312-983-0400 | 312-983-0401 | 312-983-0430 | 312-983-0433 | 312-983-0435 | 312-983-0600 | 312-983-0620 | 312-983-0623 | 312-983-0625 | 312-983-0630 | 312-983-0700 | 312-983-0730 | 312-983-0731 | 312-983-0733 | 312-983-0777 |
312-983-2XXX: 312-983-2200 | 312-983-2233 | 312-983-2270 | 312-983-2272 | 312-983-2277 |
312-983-3XXX: 312-983-3400 | 312-983-3420 | 312-983-3421 | 312-983-3423 | 312-983-3444 | 312-983-3800 | 312-983-3850 | 312-983-3855 | 312-983-3888 |
312-983-5XXX: 312-983-5300 | 312-983-5320 | 312-983-5330 | 312-983-5340 | 312-983-5345 |
312-983-7XXX: 312-983-7100 | 312-983-7102 | 312-983-7105 | 312-983-7500 | 312-983-7505 | 312-983-7507 | 312-983-7520 | 312-983-7521 | 312-983-7522 | 312-983-7700 | 312-983-7770 | 312-983-7776 | 312-983-7777 | 312-983-7778 |
312-983-8XXX: 312-983-8100 | 312-983-8140 | 312-983-8144 | 312-983-8147 | 312-983-8191 | 312-983-8197 | 312-983-8301 | 312-983-8305 | 312-983-8321 | 312-983-8322 | 312-983-8324 | 312-983-8383 |
312-983-9XXX: 312-983-9300 | 312-983-9330 | 312-983-9360 | 312-983-9365 | 312-983-9500 | 312-983-9530 | 312-983-9533 | 312-983-9535 | 312-983-9550 | 312-983-9600 | 312-983-9601 | 312-983-9609 | 312-983-9630 |