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312-928

You are reviewing the Area Code (NPA/NXX) report for 312-928. Did you mean to search the SMS short code 312928?

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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 Number312928
Basic Format312-928
NPA (Area Code)312
NXX928

Call Routing Data

NPA-NXX-XOCNCompanyRate CenterUse TypeAssign DateCityStateRegionBlock Effective Date
312-928-0XXX9329ILLINOIS BELL TEL COCHICGOZN01RTCHICAGO ZONE 01ILMW
312-928-1XXX9329ILLINOIS BELL TEL COCHICGOZN01RTCHICAGO ZONE 01ILMW
312-928-2XXX9329ILLINOIS BELL TEL COCHICGOZN01RTCHICAGO ZONE 01ILMW
312-928-3XXX9329ILLINOIS BELL TEL COCHICGOZN01RTCHICAGO ZONE 01ILMW
312-928-4XXX9329ILLINOIS BELL TEL COCHICGOZN01RTCHICAGO ZONE 01ILMW
312-928-5XXX9329ILLINOIS BELL TEL COCHICGOZN01RTCHICAGO ZONE 01ILMW
312-928-6XXX9329ILLINOIS BELL TEL COCHICGOZN01RTCHICAGO ZONE 01ILMW
312-928-7XXX9329ILLINOIS BELL TEL COCHICGOZN01RTCHICAGO ZONE 01ILMW
312-928-8XXX9329ILLINOIS BELL TEL COCHICGOZN01RTCHICAGO ZONE 01ILMW
312-928-9XXX6534NEW CINGULAR WIRELESS PCS, LLC - ILCHICGOZN01AS07/11/2011CHICAGO ZONE 01ILMW08/07/2011
312-928-XXXX9329ILLINOIS BELL TEL COCHICGOZN01ASCHICAGO ZONE 01IL

Business/Government Phones on the 312-928 Prefix

PhoneNameAddress
312-928-1188Interprenet

Reports

Anonymous User from Libertyville, Illinois

July 4, 2025 at 3:07 PM

312-928-2560 reported as a Live Voice or Other. Received on July 3, 2025 at 6:05 PM.

Anonymous User from West Chicago, Illinois

March 28, 2025 at 4:09 PM

312-928-9421 reported as a Robocall. Received on March 28, 2025 at 2:41 PM.

Anonymous User from Jasper, Florida

February 19, 2025 at 11:53 AM

312-928-0550 reported as a Live Voice or Other. Received on February 19, 2025 at 11:47 AM.

Anonymous User from Rockledge, Florida

February 8, 2025 at 2:41 PM

312-928-4212 reported as a Robocall. Received on February 8, 2025 at 2:34 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Chicago, Illinois

September 1, 2023 at 8:46 PM

312-928-9159 reported as a Robocall. Received on September 1, 2023 at 6:00 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from , IL

July 5, 2023 at 3:55 PM

312-928-2511 reported as a Robocall. Received on July 5, 2023 at 2:54 PM.
Call for No Subject Provided

Anonymous User from , IL

December 20, 2022 at 11:19 AM

312-928-7243 reported as a Live Voice or Other. Received on December 20, 2022 at 10:18 AM.
Call for Dropped call or no message

Anonymous User from Chicago, Illinois

November 17, 2022 at 1:28 PM

312-928-5736 reported as a Robocall. Received on November 17, 2022 at 11:23 AM.

Most 'popular' numbers on this prefix:

312-928-0XXX: 312-928-0500 | 312-928-0530 | 312-928-0550 | 312-928-0555 |
312-928-1XXX: 312-928-1100 | 312-928-1111 | 312-928-1122 | 312-928-1180 | 312-928-1183 | 312-928-1188 |
312-928-2XXX: 312-928-2500 | 312-928-2501 | 312-928-2507 | 312-928-2510 | 312-928-2511 | 312-928-2515 |
312-928-4XXX: 312-928-4200 | 312-928-4201 | 312-928-4202 | 312-928-4210 | 312-928-4211 | 312-928-4212 |
312-928-5XXX: 312-928-5700 | 312-928-5701 | 312-928-5730 | 312-928-5735 | 312-928-5737 | 312-928-5777 |
312-928-7XXX: 312-928-7200 | 312-928-7202 | 312-928-7220 | 312-928-7240 | 312-928-7245 |
312-928-9XXX: 312-928-9100 | 312-928-9111 | 312-928-9150 | 312-928-9155 | 312-928-9157 | 312-928-9191 | 312-928-9400 | 312-928-9405 | 312-928-9420 | 312-928-9422 | 312-928-9425 | 312-928-9450 |