| npa-nxx | State | Company | OCN | Rate Center | CLLI | Assign Date | Misc |
| 803-665 | SC | SUNCOM DBA T-MOBILE USA | 8645 | COLUMBIA | IRMOSCAPCM0 | 11/06/2001 | Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Columbia SC (434) Tandem: N/A Detailed Switch Info |

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Last Updated: Sat Nov 1 04:06:11 2025
| npa-nxx | State | Company | OCN | Rate Center | CLLI | Assign Date | Misc |
| 803-665 | SC | SUNCOM DBA T-MOBILE USA | 8645 | COLUMBIA | IRMOSCAPCM0 | 11/06/2001 | Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Columbia SC (434) Tandem: N/A Detailed Switch Info |