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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 | 312479 |
| Basic Format | 312-479 |
| NPA (Area Code) | 312 |
| NXX | 479 |
| NPA-NXX-X | OCN | Company | Rate Center | Use Type | Assign Date | City | State | Region | Block Effective Date |
|---|---|---|---|---|---|---|---|---|---|
| 312-479-0XXX | 6529 | T-MOBILE USA, INC. | CHICGOZN01 | AS | 08/18/2004 | CHICAGO ZONE 01 | IL | MW | 09/24/2004 |
| 312-479-1XXX | 6529 | T-MOBILE USA, INC. | CHICGOZN01 | AS | 08/12/2003 | CHICAGO ZONE 01 | IL | MW | 09/07/2003 |
| 312-479-2XXX | 6529 | T-MOBILE USA, INC. | CHICGOZN01 | AS | 08/12/2003 | CHICAGO ZONE 01 | IL | MW | 09/07/2003 |
| 312-479-3XXX | 6529 | T-MOBILE USA, INC. | CHICGOZN01 | AS | 08/12/2003 | CHICAGO ZONE 01 | IL | MW | 09/07/2003 |
| 312-479-4XXX | 6529 | T-MOBILE USA, INC. | CHICGOZN01 | AS | 08/22/2003 | CHICAGO ZONE 01 | IL | MW | 09/23/2003 |
| 312-479-5XXX | 6529 | T-MOBILE USA, INC. | CHICGOZN01 | AS | 09/05/2003 | CHICAGO ZONE 01 | IL | MW | 09/30/2003 |
| 312-479-6XXX | 6529 | T-MOBILE USA, INC. | CHICGOZN01 | AS | 08/18/2004 | CHICAGO ZONE 01 | IL | MW | 09/24/2004 |
| 312-479-7XXX | 6529 | T-MOBILE USA, INC. | CHICGOZN01 | AS | 08/18/2004 | CHICAGO ZONE 01 | IL | MW | 09/24/2004 |
| 312-479-8XXX | 6529 | T-MOBILE USA, INC. | CHICGOZN01 | AS | 08/18/2004 | CHICAGO ZONE 01 | IL | MW | 09/24/2004 |
| 312-479-9XXX | 7136 | TELEPORT COMMUNICATIONS AMERICA, LLC - IL | CHICGOZN01 | RT | CHICAGO ZONE 01 | IL | MW | ||
| 312-479-XXXX | 7136 | TELEPORT COMMUNICATIONS AMERICA, LLC - IL | CHICGOZN01 | AS | CHICAGO ZONE 01 | IL |
| Phone | Name | Address |
|---|---|---|
| 312-479-4477 | Americargo, Inc. | |
| 312-479-6683 | Zero Degrees | 453 West 24th Street Chicago 60616 US |
Reports
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