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312-723

You are reviewing the Area Code (NPA/NXX) report for 312-723. Did you mean to search the SMS short code 312723?

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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 Number312723
Basic Format312-723
NPA (Area Code)312
NXX723

Call Routing Data

NPA-NXX-XOCNCompanyRate CenterUse TypeAssign DateCityStateRegionBlock Effective Date
312-723-0XXX6534NEW CINGULAR WIRELESS PCS, LLC - ILCHICGOZN01AS11/30/2016CHICAGO ZONE 01ILMW01/12/2017
312-723-1XXX6534NEW CINGULAR WIRELESS PCS, LLC - ILCHICGOZN01AS11/30/2016CHICAGO ZONE 01ILMW01/12/2017
312-723-2XXX6534NEW CINGULAR WIRELESS PCS, LLC - ILCHICGOZN01AS11/30/2016CHICAGO ZONE 01ILMW01/12/2017
312-723-3XXX6534NEW CINGULAR WIRELESS PCS, LLC - ILCHICGOZN01AS11/30/2016CHICAGO ZONE 01ILMW01/12/2017
312-723-4XXX6534NEW CINGULAR WIRELESS PCS, LLC - ILCHICGOZN01AS11/30/2016CHICAGO ZONE 01ILMW01/12/2017
312-723-5XXX6534NEW CINGULAR WIRELESS PCS, LLC - ILCHICGOZN01AS11/30/2016CHICAGO ZONE 01ILMW01/12/2017
312-723-6XXX6534NEW CINGULAR WIRELESS PCS, LLC - ILCHICGOZN01AS11/30/2016CHICAGO ZONE 01ILMW01/12/2017
312-723-7XXX6534NEW CINGULAR WIRELESS PCS, LLC - ILCHICGOZN01AS11/30/2016CHICAGO ZONE 01ILMW01/12/2017
312-723-8XXX6534NEW CINGULAR WIRELESS PCS, LLC - ILCHICGOZN01AS11/30/2016CHICAGO ZONE 01ILMW01/12/2017
312-723-9XXX6534NEW CINGULAR WIRELESS PCS, LLC - ILCHICGOZN01AS11/30/2016CHICAGO ZONE 01ILMW01/12/2017
312-723-XXXX6534NEW CINGULAR WIRELESS PCS, LLC - ILCHICGOZN01AS11/28/2016CHICAGO ZONE 01IL

Reports

Anonymous User from , CA

August 4, 2025 at 4:14 PM

312-723-9658 reported as a unwanted call. Received on July 31, 2025 at 9:09 AM.
Call for No Subject Provided

Anonymous User from Lombard, Illinois

November 22, 2024 at 2:42 PM

312-723-8750 reported as a unwanted call. Received on November 22, 2024 at 1:24 PM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from Johns Creek, GA

February 9, 2024 at 2:43 PM

None reported as a Text Message. Received on February 9, 2024 at 2:25 PM.
Unwanted call for Pay Day Loans Services
Caller ID indicated they called from 312-723-7160
Contacted via Wireless (cell phone/other mobile device)

Anonymous User from Round Lake, Illinois

February 8, 2023 at 1:37 PM

312-723-8111 reported as a Robocall. Received on February 8, 2023 at 11:25 AM.

Anonymous User from Monroeville, Pennsylvania

December 29, 2022 at 4:07 PM

312-723-1628 reported as a unwanted call. Received on December 29, 2022 at 3:57 PM.
Call for Medical & prescriptions

Anonymous User from , WI

July 14, 2022 at 7:43 PM

312-723-8223 reported as a Robocall. Received on July 13, 2022 at 6:06 AM.

Most 'popular' numbers on this prefix:

312-723-1XXX: 312-723-1600 | 312-723-1608 | 312-723-1620 | 312-723-1622 | 312-723-1624 | 312-723-1647 | 312-723-1800 | 312-723-1803 | 312-723-1808 | 312-723-1852 | 312-723-1887 |
312-723-2XXX: 312-723-2600 | 312-723-2640 | 312-723-2645 | 312-723-2647 |
312-723-4XXX: 312-723-4500 | 312-723-4508 | 312-723-4540 | 312-723-4545 | 312-723-4547 |
312-723-6XXX: 312-723-6701 | 312-723-6706 | 312-723-6770 | 312-723-6777 |
312-723-7XXX: 312-723-7100 | 312-723-7161 | 312-723-7166 | 312-723-7167 | 312-723-7195 | 312-723-7197 |
312-723-8XXX: 312-723-8100 | 312-723-8110 | 312-723-8111 | 312-723-8115 | 312-723-8197 | 312-723-8200 | 312-723-8220 | 312-723-8222 | 312-723-8250 | 312-723-8600 | 312-723-8610 | 312-723-8611 | 312-723-8612 | 312-723-8650 | 312-723-8700 | 312-723-8750 | 312-723-8755 | 312-723-8777 |