Local Calling Guide
Area code/prefix search
Switch: HSTNTXUNDS0
- Switch name: UNDERWOOD
- Switch type: 5E
- See all switches at this location
NPA-NXX | BLOCK | Rate Centre | Region | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|
713-880 | A | Houston | TX | 9533 SOUTHWESTERN BELL | 560 | |||
832-618 | A | Houston | TX | 9533 SOUTHWESTERN BELL | 560 | |||
832-618 | 1 | Houston | TX | 9533 SOUTHWESTERN BELL | 560 | |||
832-673 | A | Houston | TX | 9533 SOUTHWESTERN BELL | 560 | |||
832-673 | 0 | Houston | TX | 9533 SOUTHWESTERN BELL | 560 | |||
832-673 | 2 | Houston | TX | 9533 SOUTHWESTERN BELL | 560 | |||
832-673 | 3 | Houston | TX | 9533 SOUTHWESTERN BELL | 560 |
Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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