You are reviewing the Area Code (NPA/NXX) report for 203-437. Did you mean to search the SMS short code 203437?
NPA-NXX-X | OCN | Company | Rate Center | Use Type | Assign Date | City | State | Region | Block Effective Date |
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203-437-0XXX | 5562 | METROPCS, INC. | WATERBURY | AS | 09/18/2003 | WATERBURY | CT | NE | 10/11/2003 |
203-437-1XXX | 5562 | METROPCS, INC. | WATERBURY | AS | 09/18/2003 | WATERBURY | CT | NE | 10/11/2003 |
203-437-2XXX | 4036 | NEW CINGULAR WIRELESS PCS, LLC - DC | WATERBURY | AS | 11/12/2003 | WATERBURY | CT | NE | 12/06/2003 |
203-437-3XXX | 7229 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | WATERBURY | RT | | WATERBURY | CT | NE | |
203-437-4XXX | 4800 | LEVEL 3 COMMUNICATIONS, LLC - CT | WATERBURY | AS | 02/05/2003 | WATERBURY | CT | NE | 03/02/2003 |
203-437-5XXX | 4036 | NEW CINGULAR WIRELESS PCS, LLC - DC | WATERBURY | AS | 01/22/2004 | WATERBURY | CT | NE | 02/15/2004 |
203-437-6XXX | 4800 | LEVEL 3 COMMUNICATIONS, LLC - CT | WATERBURY | AS | 01/25/2005 | WATERBURY | CT | NE | 02/19/2005 |
203-437-7XXX | 4800 | LEVEL 3 COMMUNICATIONS, LLC - CT | WATERBURY | AS | 10/15/2004 | WATERBURY | CT | NE | 10/27/2004 |
203-437-8XXX | 318J | COMCAST IP PHONE, LLC | WATERBURY | AS | 08/19/2009 | WATERBURY | CT | NE | 08/31/2009 |
203-437-9XXX | 7229 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | WATERBURY | RT | | WATERBURY | CT | NE | |
203-437-XXXX | 7229 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | WATERBURY | AS | | WATERBURY | CT | | |
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