You are reviewing the Area Code (NPA/NXX) report for 203-564. Did you mean to search the SMS short code 203564?
NPA-NXX-X | OCN | Company | Rate Center | Use Type | Assign Date | City | State | Region | Block Effective Date |
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203-564-0XXX | 4036 | NEW CINGULAR WIRELESS PCS, LLC - DC | STAMFORD | AS | 12/22/2003 | STAMFORD | CT | NE | 01/12/2004 |
203-564-1XXX | 7421 | AT&T - LOCAL | STAMFORD | RT | | STAMFORD | CT | NE | |
203-564-2XXX | 145J | TERRA NOVA TELECOM INC. | STAMFORD | AS | 07/06/2023 | STAMFORD | CT | NE | 08/05/2023 |
203-564-3XXX | 4036 | NEW CINGULAR WIRELESS PCS, LLC - DC | STAMFORD | AS | 03/22/2004 | STAMFORD | CT | NE | 04/16/2004 |
203-564-4XXX | 6388 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT | STAMFORD | AS | 08/07/2014 | STAMFORD | CT | NE | 09/06/2014 |
203-564-5XXX | 7421 | AT&T - LOCAL | STAMFORD | RT | | STAMFORD | CT | NE | |
203-564-6XXX | 4036 | NEW CINGULAR WIRELESS PCS, LLC - DC | STAMFORD | AS | 07/12/2004 | STAMFORD | CT | NE | 08/08/2004 |
203-564-7XXX | 6388 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT | STAMFORD | AS | 08/07/2014 | STAMFORD | CT | NE | 09/06/2014 |
203-564-8XXX | 7421 | AT&T - LOCAL | STAMFORD | AS | 05/18/2009 | STAMFORD | CT | NE | 06/14/2009 |
203-564-9XXX | 199F | BANDWIDTH.COM CLEC, LLC - CT | STAMFORD | AS | 07/21/2010 | STAMFORD | CT | NE | 08/20/2010 |
203-564-XXXX | 7421 | AT&T - LOCAL | STAMFORD | AS | | STAMFORD | CT | | |
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