You are reviewing the Area Code (NPA/NXX) report for 301-550. Did you mean to search the SMS short code 301550?
NPA-NXX-X | OCN | Company | Rate Center | Use Type | Assign Date | City | State | Region | Block Effective Date |
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301-550-0XXX | 6395 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD | WSNGTNZN10 | AS | 08/05/2022 | WASHINGTON ZONE 10 | MD | MA | 09/10/2022 |
301-550-1XXX | 6395 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD | WSNGTNZN10 | AS | 08/05/2022 | WASHINGTON ZONE 10 | MD | MA | 09/10/2022 |
301-550-2XXX | 876D | ONVOY, LLC - MD | WSNGTNZN10 | AS | 09/15/2022 | WASHINGTON ZONE 10 | MD | MA | 10/15/2022 |
301-550-3XXX | 6855 | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | WSNGTNZN10 | AS | 10/05/2022 | WASHINGTON ZONE 10 | MD | MA | 10/17/2022 |
301-550-4XXX | 5562 | METROPCS, INC. | WSNGTNZN10 | AS | 10/21/2022 | WASHINGTON ZONE 10 | MD | MA | 11/14/2022 |
301-550-5XXX | 4036 | NEW CINGULAR WIRELESS PCS, LLC - DC | WSNGTNZN10 | AS | 07/26/2022 | WASHINGTON ZONE 10 | MD | MA | 09/09/2022 |
301-550-6XXX | 4036 | NEW CINGULAR WIRELESS PCS, LLC - DC | WSNGTNZN10 | AS | 07/26/2022 | WASHINGTON ZONE 10 | MD | MA | 09/09/2022 |
301-550-7XXX | 4036 | NEW CINGULAR WIRELESS PCS, LLC - DC | WSNGTNZN10 | AS | 07/26/2022 | WASHINGTON ZONE 10 | MD | MA | 09/09/2022 |
301-550-8XXX | 4036 | NEW CINGULAR WIRELESS PCS, LLC - DC | WSNGTNZN10 | AS | 07/26/2022 | WASHINGTON ZONE 10 | MD | MA | 09/09/2022 |
301-550-9XXX | 4036 | NEW CINGULAR WIRELESS PCS, LLC - DC | WSNGTNZN10 | AS | 07/26/2022 | WASHINGTON ZONE 10 | MD | MA | 09/09/2022 |
301-550-XXXX | 4036 | NEW CINGULAR WIRELESS PCS, LLC - DC | WSNGTNZN10 | AS | 07/26/2022 | WASHINGTON ZONE 10 | MD | | |
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