You are reviewing the Area Code (NPA/NXX) report for 303-557. Did you mean to search the SMS short code 303557?
| NPA-NXX-X | OCN | Company | Rate Center | Use Type | Assign Date | City | State | Region | Block Effective Date |
|---|
| 303-557-0XXX | 6118 | LEVEL 3 COMMUNICATIONS, LLC - CO | DENVER | RT | | DENVER | CO | WE | |
| 303-557-1XXX | 6118 | LEVEL 3 COMMUNICATIONS, LLC - CO | DENVER | RT | | DENVER | CO | WE | |
| 303-557-2XXX | 6118 | LEVEL 3 COMMUNICATIONS, LLC - CO | DENVER | RT | | DENVER | CO | WE | |
| 303-557-3XXX | 6118 | LEVEL 3 COMMUNICATIONS, LLC - CO | DENVER | RT | | DENVER | CO | WE | |
| 303-557-4XXX | 6118 | LEVEL 3 COMMUNICATIONS, LLC - CO | DENVER | RT | | DENVER | CO | WE | |
| 303-557-5XXX | 6118 | LEVEL 3 COMMUNICATIONS, LLC - CO | DENVER | RT | | DENVER | CO | WE | |
| 303-557-6XXX | 6118 | LEVEL 3 COMMUNICATIONS, LLC - CO | DENVER | RT | | DENVER | CO | WE | |
| 303-557-7XXX | 6118 | LEVEL 3 COMMUNICATIONS, LLC - CO | DENVER | RT | | DENVER | CO | WE | |
| 303-557-8XXX | 6529 | T-MOBILE USA, INC. | DENVER | AS | 07/13/2005 | DENVER | CO | WE | 08/12/2005 |
| 303-557-9XXX | 6118 | LEVEL 3 COMMUNICATIONS, LLC - CO | DENVER | RT | | DENVER | CO | WE | |
| 303-557-XXXX | 6118 | LEVEL 3 COMMUNICATIONS, LLC - CO | DENVER | AS | | DENVER | CO | | |
Reports
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