You are reviewing the Area Code (NPA/NXX) report for 301-556. Did you mean to search the SMS short code 301556?
NPA-NXX-X | OCN | Company | Rate Center | Use Type | Assign Date | City | State | Region | Block Effective Date |
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301-556-0XXX | 7529 | TELEPORT COMMUNICATIONS AMERICA, LLC - DC | GAITHERSBG | RT | | GAITHERSBURG | MD | MA | |
301-556-1XXX | 7529 | TELEPORT COMMUNICATIONS AMERICA, LLC - DC | GAITHERSBG | RT | | GAITHERSBURG | MD | MA | |
301-556-2XXX | 7529 | TELEPORT COMMUNICATIONS AMERICA, LLC - DC | GAITHERSBG | RT | | GAITHERSBURG | MD | MA | |
301-556-3XXX | 5562 | METROPCS, INC. | GAITHERSBG | AS | 10/21/2004 | GAITHERSBURG | MD | MA | 11/18/2004 |
301-556-4XXX | 7529 | TELEPORT COMMUNICATIONS AMERICA, LLC - DC | GAITHERSBG | RT | | GAITHERSBURG | MD | MA | |
301-556-5XXX | 4492 | VDL, INC. DBA GLOBAL TELECOM BROKERS - MD | GAITHERSBG | AS | 02/24/2004 | GAITHERSBURG | MD | MA | 05/06/2004 |
301-556-6XXX | 5562 | METROPCS, INC. | GAITHERSBG | AS | 02/05/2004 | GAITHERSBURG | MD | MA | 02/28/2004 |
301-556-7XXX | 5562 | METROPCS, INC. | GAITHERSBG | AS | 02/05/2004 | GAITHERSBURG | MD | MA | 02/28/2004 |
301-556-8XXX | 5562 | METROPCS, INC. | GAITHERSBG | AS | 10/18/2005 | GAITHERSBURG | MD | MA | 11/13/2005 |
301-556-9XXX | 7529 | TELEPORT COMMUNICATIONS AMERICA, LLC - DC | GAITHERSBG | RT | | GAITHERSBURG | MD | MA | |
301-556-XXXX | 7529 | TELEPORT COMMUNICATIONS AMERICA, LLC - DC | GAITHERSBG | AS | | GAITHERSBURG | MD | | |
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