You are reviewing the Area Code (NPA/NXX) report for 312-752. Did you mean to search the SMS short code 312752?
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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 | 312752 |
| Basic Format | 312-752 |
| NPA (Area Code) | 312 |
| NXX | 752 |
| NPA-NXX-X | OCN | Company | Rate Center | Use Type | Assign Date | City | State | Region | Block Effective Date |
|---|---|---|---|---|---|---|---|---|---|
| 312-752-0XXX | 6529 | T-MOBILE USA, INC. | CHICGOZN01 | AS | 10/21/2004 | CHICAGO ZONE 01 | IL | MW | 11/20/2004 |
| 312-752-1XXX | 6115 | LEVEL 3 COMMUNICATIONS, LLC - IL | CHICGOZN01 | AS | 04/24/2002 | CHICAGO ZONE 01 | IL | MW | 06/11/2002 |
| 312-752-2XXX | 624H | ONVOY SPECTRUM, LLC | CHICGOZN01 | AS | 05/10/2022 | CHICAGO ZONE 01 | IL | MW | 06/28/2022 |
| 312-752-3XXX | 6115 | LEVEL 3 COMMUNICATIONS, LLC - IL | CHICGOZN01 | AS | 04/24/2002 | CHICAGO ZONE 01 | IL | MW | 06/11/2002 |
| 312-752-4XXX | 6115 | LEVEL 3 COMMUNICATIONS, LLC - IL | CHICGOZN01 | AS | 04/24/2002 | CHICAGO ZONE 01 | IL | MW | 06/11/2002 |
| 312-752-5XXX | 6529 | T-MOBILE USA, INC. | CHICGOZN01 | AS | 08/31/2004 | CHICAGO ZONE 01 | IL | MW | 10/05/2004 |
| 312-752-6XXX | 6529 | T-MOBILE USA, INC. | CHICGOZN01 | AS | 08/31/2004 | CHICAGO ZONE 01 | IL | MW | 10/05/2004 |
| 312-752-7XXX | 6529 | T-MOBILE USA, INC. | CHICGOZN01 | AS | 08/31/2004 | CHICAGO ZONE 01 | IL | MW | 10/05/2004 |
| 312-752-8XXX | 6529 | T-MOBILE USA, INC. | CHICGOZN01 | AS | 10/21/2004 | CHICAGO ZONE 01 | IL | MW | 11/20/2004 |
| 312-752-9XXX | 624H | ONVOY SPECTRUM, LLC | CHICGOZN01 | AS | 05/10/2022 | CHICAGO ZONE 01 | IL | MW | 06/28/2022 |
| 312-752-XXXX | 6115 | LEVEL 3 COMMUNICATIONS, LLC - IL | CHICGOZN01 | AS | 04/19/2002 | CHICAGO ZONE 01 | IL |
| Phone | Name | Address |
|---|---|---|
| 312-752-3000 | Honorary Consulate General of the Republic of Austria | 203 North LaSalle Street Chicago 60601 US |
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