You are reviewing the Area Code (NPA/NXX) report for 312-823. Did you mean to search the SMS short code 312823?
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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 Number | 312823 |
| Basic Format | 312-823 |
| NPA (Area Code) | 312 |
| NXX | 823 |
| NPA-NXX-X | OCN | Company | Rate Center | Use Type | Assign Date | City | State | Region | Block Effective Date |
|---|---|---|---|---|---|---|---|---|---|
| 312-823-0XXX | 6529 | T-MOBILE USA, INC. | CHICGOZN01 | AS | 06/15/2006 | CHICAGO ZONE 01 | IL | MW | 06/27/2006 |
| 312-823-1XXX | 9329 | ILLINOIS BELL TEL CO | CHICGOZN01 | RT | CHICAGO ZONE 01 | IL | MW | ||
| 312-823-2XXX | 6529 | T-MOBILE USA, INC. | CHICGOZN01 | AS | 06/15/2006 | CHICAGO ZONE 01 | IL | MW | 06/27/2006 |
| 312-823-3XXX | 6529 | T-MOBILE USA, INC. | CHICGOZN01 | AS | 05/11/2006 | CHICAGO ZONE 01 | IL | MW | 05/22/2006 |
| 312-823-4XXX | 6529 | T-MOBILE USA, INC. | CHICGOZN01 | AS | 05/11/2006 | CHICAGO ZONE 01 | IL | MW | 05/22/2006 |
| 312-823-5XXX | 6529 | T-MOBILE USA, INC. | CHICGOZN01 | AS | 05/11/2006 | CHICAGO ZONE 01 | IL | MW | 05/22/2006 |
| 312-823-6XXX | 6529 | T-MOBILE USA, INC. | CHICGOZN01 | AS | 08/01/2005 | CHICAGO ZONE 01 | IL | MW | 09/15/2005 |
| 312-823-7XXX | 6529 | T-MOBILE USA, INC. | CHICGOZN01 | AS | 08/01/2005 | CHICAGO ZONE 01 | IL | MW | 09/15/2005 |
| 312-823-8XXX | 6529 | T-MOBILE USA, INC. | CHICGOZN01 | AS | 08/01/2005 | CHICAGO ZONE 01 | IL | MW | 09/15/2005 |
| 312-823-9XXX | 6529 | T-MOBILE USA, INC. | CHICGOZN01 | AS | 08/01/2005 | CHICAGO ZONE 01 | IL | MW | 09/15/2005 |
| 312-823-XXXX | 9329 | ILLINOIS BELL TEL CO | CHICGOZN01 | AS | CHICAGO ZONE 01 | IL |
| Phone | Name | Address |
|---|---|---|
| 312-823-0155 | Ponce Contractors, Inc. | |
| 312-823-0864 | Alan's Pest Control |
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