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312-439

You are reviewing the Area Code (NPA/NXX) report for 312-439. Did you mean to search the SMS short code 312439?

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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 Number312439
Basic Format312-439
NPA (Area Code)312
NXX439

Call Routing Data

NPA-NXX-XOCNCompanyRate CenterUse TypeAssign DateCityStateRegionBlock Effective Date
312-439-0XXX6534NEW CINGULAR WIRELESS PCS, LLC - ILCHICGOZN01AS11/30/2016CHICAGO ZONE 01ILMW01/12/2017
312-439-1XXX6534NEW CINGULAR WIRELESS PCS, LLC - ILCHICGOZN01AS11/30/2016CHICAGO ZONE 01ILMW01/12/2017
312-439-2XXX6534NEW CINGULAR WIRELESS PCS, LLC - ILCHICGOZN01AS11/30/2016CHICAGO ZONE 01ILMW01/12/2017
312-439-3XXX6534NEW CINGULAR WIRELESS PCS, LLC - ILCHICGOZN01AS11/30/2016CHICAGO ZONE 01ILMW01/12/2017
312-439-4XXX6534NEW CINGULAR WIRELESS PCS, LLC - ILCHICGOZN01AS11/30/2016CHICAGO ZONE 01ILMW01/12/2017
312-439-5XXX6534NEW CINGULAR WIRELESS PCS, LLC - ILCHICGOZN01AS11/30/2016CHICAGO ZONE 01ILMW01/12/2017
312-439-6XXX6534NEW CINGULAR WIRELESS PCS, LLC - ILCHICGOZN01AS11/30/2016CHICAGO ZONE 01ILMW01/12/2017
312-439-7XXX6534NEW CINGULAR WIRELESS PCS, LLC - ILCHICGOZN01AS11/30/2016CHICAGO ZONE 01ILMW01/12/2017
312-439-8XXX6534NEW CINGULAR WIRELESS PCS, LLC - ILCHICGOZN01AS11/30/2016CHICAGO ZONE 01ILMW01/12/2017
312-439-9XXX6534NEW CINGULAR WIRELESS PCS, LLC - ILCHICGOZN01AS11/30/2016CHICAGO ZONE 01ILMW01/12/2017
312-439-XXXX6534NEW CINGULAR WIRELESS PCS, LLC - ILCHICGOZN01AS11/28/2016CHICAGO ZONE 01IL

Business/Government Phones on the 312-439 Prefix

PhoneNameAddress
312-439-7426In Business Real Estate, LLC.
312-439-5610McDonald's520 25th Street Bellwood 60104 US

Reports

Anonymous User from Venice, FL

March 8, 2025 at 5:28 PM

312-439-0898 reported as a Text Message. Received on March 8, 2025 at 12:20 PM.
Unwanted call for Other Services
Contacted via Wireless (cell phone/other mobile device)

Anonymous User from Chicago, Illinois

August 15, 2024 at 8:11 PM

312-439-2737 reported as a Robocall. Received on August 14, 2024 at 9:02 AM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Chicago, Illinois

August 15, 2024 at 7:44 PM

312-439-2737 reported as a Robocall. Received on August 14, 2024 at 1:02 PM.
Call for Energy, solar, & utilities

Anonymous User from , OH

November 8, 2023 at 1:14 PM

312-439-7040 reported as a Robocall. Received on November 8, 2023 at 1:13 PM.
Call for Home improvement & cleaning

Anonymous User from , IL

February 23, 2023 at 12:42 PM

312-439-8953 reported as a unwanted call. Received on February 23, 2023 at 7:35 AM.
Call for No Subject Provided

Most 'popular' numbers on this prefix:

312-439-0XXX: 312-439-0800 | 312-439-0888 | 312-439-0890 | 312-439-0893 | 312-439-0897 |
312-439-2XXX: 312-439-2700 | 312-439-2707 | 312-439-2730 | 312-439-2733 | 312-439-2737 | 312-439-2777 |
312-439-3XXX: 312-439-3500 | 312-439-3550 | 312-439-3570 | 312-439-3575 | 312-439-3577 |
312-439-5XXX: 312-439-5000 | 312-439-5003 | 312-439-5020 | 312-439-5022 | 312-439-5025 | 312-439-5100 | 312-439-5120 | 312-439-5150 | 312-439-5190 | 312-439-5199 | 312-439-5217 | 312-439-5260 | 312-439-5263 | 312-439-5265 | 312-439-5266 |
312-439-6XXX: 312-439-6000 | 312-439-6020 | 312-439-6060 | 312-439-6090 | 312-439-6096 | 312-439-6099 | 312-439-6100 | 312-439-6102 | 312-439-6110 | 312-439-6111 | 312-439-6112 | 312-439-6800 | 312-439-6880 | 312-439-6888 |
312-439-7XXX: 312-439-7000 | 312-439-7040 | 312-439-7045 | 312-439-7047 | 312-439-7070 | 312-439-7400 | 312-439-7401 | 312-439-7407 | 312-439-7420 | 312-439-7421 | 312-439-7422 |
312-439-8XXX: 312-439-8500 | 312-439-8501 | 312-439-8507 | 312-439-8560 | 312-439-8565 | 312-439-8900 | 312-439-8901 | 312-439-8907 | 312-439-8950 | 312-439-8953 | 312-439-8959 |
312-439-9XXX: 312-439-9000 | 312-439-9003 | 312-439-9009 | 312-439-9090 | 312-439-9096 | 312-439-9098 |