You are reviewing the Area Code (NPA/NXX) report for 510-931. Did you mean to search the SMS short code 510931?
NPA-NXX-X | OCN | Company | Rate Center | Use Type | Assign Date | City | State | Region | Block Effective Date |
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510-931-0XXX | 6010 | NEW CINGULAR WIRELESS PCS, LLC | HAYWARD | AS | 09/23/2008 | HAYWARD | CA | WC | 10/03/2008 |
510-931-1XXX | 515J | IP HORIZON LLC | HAYWARD | RT | | HAYWARD | CA | WC | |
510-931-2XXX | 515J | IP HORIZON LLC | HAYWARD | RT | | HAYWARD | CA | WC | |
510-931-3XXX | 6529 | T-MOBILE USA, INC. | HAYWARD | AS | 09/11/2009 | HAYWARD | CA | WC | 10/10/2009 |
510-931-4XXX | 515J | IP HORIZON LLC | HAYWARD | RT | | HAYWARD | CA | WC | |
510-931-5XXX | 8826 | LEVEL 3 COMMUNICATIONS, LLC - CA | HAYWARD | AS | 05/19/2005 | HAYWARD | CA | WC | 06/16/2005 |
510-931-6XXX | 8826 | LEVEL 3 COMMUNICATIONS, LLC - CA | HAYWARD | AS | 05/19/2005 | HAYWARD | CA | WC | 06/16/2005 |
510-931-7XXX | 8826 | LEVEL 3 COMMUNICATIONS, LLC - CA | HAYWARD | AS | 05/19/2005 | HAYWARD | CA | WC | 06/16/2005 |
510-931-8XXX | 6010 | NEW CINGULAR WIRELESS PCS, LLC | HAYWARD | AS | 12/28/2005 | HAYWARD | CA | WC | 01/10/2006 |
510-931-9XXX | 6010 | NEW CINGULAR WIRELESS PCS, LLC | HAYWARD | AS | 12/28/2005 | HAYWARD | CA | WC | 01/10/2006 |
510-931-XXXX | 8826 | LEVEL 3 COMMUNICATIONS, LLC - CA | HAYWARD | AS | | HAYWARD | CA | | |
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