| npa-nxx | State | Company | FRN | RMD | OCN | Rate Center | CLLI | Assign Date | Misc |
| 336-456 | NC | SUNCOM DBA T-MOBILE USA | N/A | 8645 | GREENSBORO | GNBONCEU39Z | 00/00/0000 | Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Greensboro NC (424) Tandem: N/A Detailed Switch Info |
