You are reviewing the Area Code (NPA/NXX) report for 312-273. Did you mean to search the SMS short code 312273?
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.
NPA-NXX-X | OCN | Company | Rate Center | Use Type | Assign Date | City | State | Region | Block Effective Date |
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312-273-0XXX | 6333 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | CHICGOZN01 | AS | 09/14/2011 | CHICAGO ZONE 1 | IL | MW | 11/12/2011 |
312-273-1XXX | 063E | PEERLESS NETWORK OF ILLINOIS, LLC - IL | CHICGOZN01 | AS | 01/17/2013 | CHICAGO ZONE 1 | IL | MW | 03/19/2013 |
312-273-2XXX | 6534 | NEW CINGULAR WIRELESS PCS, LLC - IL | CHICGOZN01 | AS | 05/24/2012 | CHICAGO ZONE 1 | IL | MW | 07/22/2012 |
312-273-3XXX | 6333 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | CHICGOZN01 | AS | 09/16/2011 | CHICAGO ZONE 1 | IL | MW | 11/15/2011 |
312-273-4XXX | 063E | PEERLESS NETWORK OF ILLINOIS, LLC - IL | CHICGOZN01 | AS | 01/17/2013 | CHICAGO ZONE 1 | IL | MW | 03/19/2013 |
312-273-5XXX | 063E | PEERLESS NETWORK OF ILLINOIS, LLC - IL | CHICGOZN01 | AS | 01/17/2013 | CHICAGO ZONE 1 | IL | MW | 03/19/2013 |
312-273-6XXX | 6115 | LEVEL 3 COMMUNICATIONS, LLC - IL | CHICGOZN01 | AS | 09/30/2011 | CHICAGO ZONE 1 | IL | MW | 11/15/2011 |
312-273-7XXX | 6529 | T-MOBILE USA, INC. | CHICGOZN01 | AS | 10/10/2011 | CHICAGO ZONE 1 | IL | MW | 11/15/2011 |
312-273-8XXX | 6529 | T-MOBILE USA, INC. | CHICGOZN01 | AS | 10/10/2011 | CHICAGO ZONE 1 | IL | MW | 11/15/2011 |
312-273-9XXX | 984E | BANDWIDTH.COM CLEC, LLC - IL | CHICGOZN01 | AS | 11/15/2011 | CHICAGO ZONE 1 | IL | MW | 12/15/2011 |
312-273-XXXX | 6333 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | CHICGOZN01 | AS | 09/13/2011 | CHICAGO ZONE 1 | IL | | |
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