You are reviewing the Area Code (NPA/NXX) report for 810-637. Did you mean to search the SMS short code 810637?
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| Raw Number | 810637 |
| Basic Format | 810-637 |
| NPA (Area Code) | 810 |
| NXX | 637 |
| NPA-NXX-X | OCN | Company | Rate Center | Use Type | Assign Date | City | State | Region | Block Effective Date | Block Available Date |
|---|---|---|---|---|---|---|---|---|---|---|
| 810-637-0XXX | 6534 | NEW CINGULAR WIRELESS PCS, LLC - IL | ST CLAIR | AS | 12/16/2025 | SAINT CLAIR | MI | MW | 01/12/2026 | |
| 810-637-1XXX | 991E | BANDWIDTH.COM CLEC, LLC - MI | ST CLAIR | AS | 02/05/2009 | SAINT CLAIR | MI | MW | 03/07/2009 | |
| 810-637-2XXX | 9714 | GRID 4 COMMUNICATIONS, INC. - MI | ST CLAIR | AS | 07/09/2010 | SAINT CLAIR | MI | MW | 07/21/2010 | |
| 810-637-3XXX | 2550 | 123.NET, LLC | ST CLAIR | AS | 01/02/2003 | SAINT CLAIR | MI | MW | 01/24/2003 | |
| 810-637-4XXX | 6120 | LEVEL 3 COMMUNICATIONS, LLC - MI | ST CLAIR | AS | 12/23/2003 | SAINT CLAIR | MI | MW | 01/17/2004 | |
| 810-637-5XXX | 6120 | LEVEL 3 COMMUNICATIONS, LLC - MI | ST CLAIR | AS | 05/02/2005 | SAINT CLAIR | MI | MW | 05/29/2005 | |
| 810-637-6XXX | 829J | PAETEC ITEL, LLC | ST CLAIR | AS | 12/10/2003 | SAINT CLAIR | MI | MW | 01/13/2004 | |
| 810-637-7XXX | 829J | PAETEC ITEL, LLC | ST CLAIR | AS | 10/14/2009 | SAINT CLAIR | MI | MW | 10/26/2009 | |
| 810-637-8XXX | 318J | COMCAST IP PHONE, LLC | ST CLAIR | AS | 10/27/2005 | SAINT CLAIR | MI | MW | 11/15/2005 | |
| 810-637-9XXX | 6120 | LEVEL 3 COMMUNICATIONS, LLC - MI | ST CLAIR | AF | SAINT CLAIR | MI | MW | 05/26/2026 | ||
| 810-637-XXXX | 6120 | LEVEL 3 COMMUNICATIONS, LLC - MI | ST CLAIR | AS | SAINT CLAIR | MI |
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