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| npa-nxx | State | Company | FRN | RMD | OCN | Rate Center | CLLI | Assign Date | Misc |
| 304-658 | WV | FRONTIER WEST VIRGINIA INC. (Frontier Communications) | N/A | 9214 | ANSTED | ANSTWVANDS0 | 00/00/0000 | Prefix Type: RBOC Switch Name: ANSTED Switch Type: Northern Telecom DMS10 (Digital) LATA: Charleston WV (254) Tandem: N/A 🔧 Explore Switch(CLLI: ANSTWVANDS0)) | |
| 304-658 is split into 1,000-number blocks - detail below | |||||||||
| 304-658-3XXX | WV | FRONTIER WEST VIRGINIA INC. (Frontier Communications) | N/A | 9214 | ANSTED | ANSTWVANDS0 | N/A | Prefix Type: RBOC Switch Name: ANSTED Switch Type: Northern Telecom DMS10 (Digital) LATA: Charleston WV (254) Tandem: N/A 🔧 Explore Switch(CLLI: ANSTWVANDS0)) | |
| 304-658-4XXX | WV | FRONTIER WEST VIRGINIA INC. (Frontier Communications) | N/A | 9214 | ANSTED | ANSTWVANDS0 | N/A | Prefix Type: RBOC Switch Name: ANSTED Switch Type: Northern Telecom DMS10 (Digital) LATA: Charleston WV (254) Tandem: N/A 🔧 Explore Switch(CLLI: ANSTWVANDS0)) | |
| 304-658-5XXX | WV | FRONTIER WEST VIRGINIA INC. (Frontier Communications) | N/A | 9214 | ANSTED | ANSTWVANDS0 | N/A | Prefix Type: RBOC Switch Name: ANSTED Switch Type: Northern Telecom DMS10 (Digital) LATA: Charleston WV (254) Tandem: N/A 🔧 Explore Switch(CLLI: ANSTWVANDS0)) | |
| 304-658-9XXX | WV | FRONTIER WEST VIRGINIA INC. (Frontier Communications) | N/A | 9214 | ANSTED | ANSTWVANDS0 | N/A | Prefix Type: RBOC Switch Name: ANSTED Switch Type: Northern Telecom DMS10 (Digital) LATA: Charleston WV (254) Tandem: N/A 🔧 Explore Switch(CLLI: ANSTWVANDS0)) |