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| npa-nxx | State/Province | Company | FRN | RMD | OCN | Rate Center | CLLI | Assign Date | Misc |
| 479-666 | AR | ONVOY SPECTRUM, LLC (Sinch) | 0024415002 | RMD0002045 | 624H | WALDRON | FTSMARSUXKX | 02/12/2024 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Ft.Smith AR (526) Tandem: N/A 🔧 Explore Switch(CLLI: FTSMARSUXKX)) |
| 479-666 is split into 1,000-number blocks - detail below | |||||||||
| 479-666-0XXX | AR | TCA COMMUNICATIONS, LLC DBA SUDDENLINK COMM - AR | 0014795819 | RMD0037304 | 048G | WALDRON | NOCLLIKNOWN | 04/02/2024 | Prefix Type: UNKNOWN Switch Name: N/A Switch Type: N/A LATA: Ft.Smith AR (526) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN)) |
| 479-666-2XXX | AR | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AR (Verizon Wireless) | 0003290673 | RMD0003382 | 6805 | WALDRON | FTSMARSUXGX | 02/13/2026 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Ft.Smith AR (526) Tandem: N/A 🔧 Explore Switch(CLLI: FTSMARSUXGX)) |
| 479-666-6XXX | AR | ONVOY SPECTRUM, LLC (Sinch) | 0024415002 | RMD0002045 | 624H | WALDRON | FTSMARSUXKX | 02/12/2024 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Ft.Smith AR (526) Tandem: N/A 🔧 Explore Switch(CLLI: FTSMARSUXKX)) |