You are reviewing the Area Code (NPA/NXX) report for 603-521. Did you mean to search the SMS short code 603521?
NPA-NXX-X | OCN | Company | Rate Center | Use Type | Assign Date | City | State | Region | Block Effective Date |
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603-521-0XXX | 4036 | NEW CINGULAR WIRELESS PCS, LLC - DC | NASHUA | AS | 08/15/2006 | NASHUA | NH | NE | 09/01/2006 |
603-521-1XXX | 7421 | AT&T - LOCAL | NASHUA | RT | | NASHUA | NH | NE | |
603-521-2XXX | 6386 | BELL ATLANTIC MOBILE, INC | NASHUA | AS | 01/09/2007 | NASHUA | NH | NE | 02/02/2007 |
603-521-3XXX | 7421 | AT&T - LOCAL | NASHUA | RT | | NASHUA | NH | NE | |
603-521-4XXX | 6386 | BELL ATLANTIC MOBILE, INC | NASHUA | AS | 03/07/2006 | NASHUA | NH | NE | 04/01/2006 |
603-521-5XXX | 6386 | BELL ATLANTIC MOBILE, INC | NASHUA | AS | 03/07/2006 | NASHUA | NH | NE | 04/01/2006 |
603-521-6XXX | 4053 | CONVERSENT COMMUNICATIONS OF NEW HAMPSHIRE, LLC | NASHUA | AS | 04/03/2006 | NASHUA | NH | NE | 04/29/2006 |
603-521-7XXX | 318J | COMCAST IP PHONE, LLC | NASHUA | AS | 03/13/2006 | NASHUA | NH | NE | 04/07/2006 |
603-521-8XXX | 318J | COMCAST IP PHONE, LLC | NASHUA | AS | 03/13/2006 | NASHUA | NH | NE | 04/07/2006 |
603-521-9XXX | 7421 | AT&T - LOCAL | NASHUA | RT | | NASHUA | NH | NE | |
603-521-XXXX | 7421 | AT&T - LOCAL | NASHUA | AS | | NASHUA | NH | | |
Reports
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