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| Raw Number | 231724 |
| Basic Format | 231-724 |
| NPA (Area Code) | 231 |
| NXX | 724 |
| NPA-NXX-X | OCN | Company | Rate Center | Use Type | Assign Date | City | State | Region | Block Effective Date |
|---|---|---|---|---|---|---|---|---|---|
| 231-724-0XXX | 2964 | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC | MUSKEGON | AS | 05/19/2010 | MUSKEGON | MI | MW | 06/01/2010 |
| 231-724-1XXX | 0695 | FRONTIER NORTH, INC. - MI | MUSKEGON | RT | MUSKEGON | MI | MW | ||
| 231-724-2XXX | 0695 | FRONTIER NORTH, INC. - MI | MUSKEGON | RT | MUSKEGON | MI | MW | ||
| 231-724-3XXX | 0695 | FRONTIER NORTH, INC. - MI | MUSKEGON | RT | MUSKEGON | MI | MW | ||
| 231-724-4XXX | 0695 | FRONTIER NORTH, INC. - MI | MUSKEGON | RT | MUSKEGON | MI | MW | ||
| 231-724-5XXX | 0695 | FRONTIER NORTH, INC. - MI | MUSKEGON | RT | MUSKEGON | MI | MW | ||
| 231-724-6XXX | 0695 | FRONTIER NORTH, INC. - MI | MUSKEGON | RT | MUSKEGON | MI | MW | ||
| 231-724-7XXX | 0695 | FRONTIER NORTH, INC. - MI | MUSKEGON | RT | MUSKEGON | MI | MW | ||
| 231-724-8XXX | 0695 | FRONTIER NORTH, INC. - MI | MUSKEGON | RT | MUSKEGON | MI | MW | ||
| 231-724-9XXX | 0695 | FRONTIER NORTH, INC. - MI | MUSKEGON | RT | MUSKEGON | MI | MW | ||
| 231-724-XXXX | 0695 | FRONTIER NORTH, INC. - MI | MUSKEGON | AS | MUSKEGON | MI |
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