Local Calling Guide
Area code/prefix search
Switch: DLLSTXHWDS0
- Switch name: DALLAS
- Switch type: 5E
- See all switches at this location
NPA-NXX | BLOCK | Rate Centre | Region | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|
817-289 | A | Fort Worth | TX | 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | 552 |
Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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