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| Raw Number | 734256 |
| Basic Format | 734-256 |
| NPA (Area Code) | 734 |
| NXX | 256 |
| NPA-NXX-X | OCN | Company | Rate Center | Use Type | Assign Date | City | State | Region | Block Effective Date | Block Available Date |
|---|---|---|---|---|---|---|---|---|---|---|
| 734-256-0XXX | 991E | BANDWIDTH.COM CLEC, LLC - MI | WILLIS | AS | 08/25/2014 | WILLIS | MI | MW | 09/21/2014 | |
| 734-256-1XXX | 318J | COMCAST IP PHONE, LLC | WILLIS | AS | 01/15/2015 | WILLIS | MI | MW | 01/27/2015 | |
| 734-256-2XXX | 770E | TELEPORT COMMUNICATIONS AMERICA, LLC - MI | WILLIS | AV | WILLIS | MI | MW | 05/26/2024 | ||
| 734-256-3XXX | 3535 | ACD TELECOM, INC. - MI | WILLIS | AS | 04/07/2005 | WILLIS | MI | MW | 05/02/2005 | |
| 734-256-4XXX | 6120 | LEVEL 3 COMMUNICATIONS, LLC - MI | WILLIS | AS | 01/13/2004 | WILLIS | MI | MW | 02/07/2004 | |
| 734-256-5XXX | 6120 | LEVEL 3 COMMUNICATIONS, LLC - MI | WILLIS | AS | 12/06/2005 | WILLIS | MI | MW | 01/05/2006 | |
| 734-256-6XXX | 829J | PAETEC ITEL, LLC | WILLIS | AS | 02/03/2004 | WILLIS | MI | MW | 03/08/2004 | |
| 734-256-7XXX | 991E | BANDWIDTH.COM CLEC, LLC - MI | WILLIS | AS | 06/07/2012 | WILLIS | MI | MW | 07/06/2012 | |
| 734-256-8XXX | 6003 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | WILLIS | AS | 02/12/2013 | WILLIS | MI | MW | 04/08/2013 | |
| 734-256-9XXX | 770E | TELEPORT COMMUNICATIONS AMERICA, LLC - MI | WILLIS | RT | WILLIS | MI | MW | |||
| 734-256-XXXX | 770E | TELEPORT COMMUNICATIONS AMERICA, LLC - MI | WILLIS | AS | WILLIS | MI |
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