You are reviewing the Area Code (NPA/NXX) report for 310-421. Did you mean to search the SMS short code 310421?
NPA-NXX-X | OCN | Company | Rate Center | Use Type | Assign Date | City | State | Region | Block Effective Date |
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310-421-0XXX | 649C | ONVOY, LLC - CA | REDONDO | RT | | REDONDO | CA | WC | |
310-421-1XXX | 981E | BANDWIDTH.COM CLEC, LLC - CA | REDONDO | AS | 12/08/2000 | REDONDO | CA | WC | 12/27/2000 |
310-421-2XXX | 8826 | LEVEL 3 COMMUNICATIONS, LLC - CA | REDONDO | AS | 08/20/2004 | REDONDO | CA | WC | 09/01/2004 |
310-421-3XXX | 7139 | TELEPORT COMMUNICATIONS AMERICA, LLC - CA | REDONDO | AS | 08/08/2001 | REDONDO | CA | WC | 10/19/2001 |
310-421-4XXX | 8826 | LEVEL 3 COMMUNICATIONS, LLC - CA | REDONDO | AS | 12/18/2002 | REDONDO | CA | WC | 01/11/2003 |
310-421-5XXX | 6529 | T-MOBILE USA, INC. | REDONDO | AS | 05/12/2003 | REDONDO | CA | WC | 06/01/2003 |
310-421-6XXX | 6529 | T-MOBILE USA, INC. | REDONDO | AS | 05/12/2003 | REDONDO | CA | WC | 06/01/2003 |
310-421-7XXX | 6529 | T-MOBILE USA, INC. | REDONDO | AS | 05/12/2003 | REDONDO | CA | WC | 06/01/2003 |
310-421-8XXX | 981E | BANDWIDTH.COM CLEC, LLC - CA | REDONDO | AS | 02/01/2010 | REDONDO | CA | WC | 03/23/2010 |
310-421-9XXX | 373F | PEERLESS NETWORK OF CALIFORNIA, LLC - CA | REDONDO | RT | | REDONDO | CA | WC | |
310-421-XXXX | 6529 | T-MOBILE USA, INC. | REDONDO | AS | | REDONDO | CA | | |
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