Local Calling Guide
Area code/prefix search
NPA: 406 [Rate centres in NPA 406] [Dial plan for NPA 406]
NXX: 458
NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|---|
406-458 | A | Helena | MT | HLNAMTNORS1 | 9636 QWEST CORPORATION | 648 | |||
406-458 | 0 | Helena | MT | HLNAMTNORS1 | 9636 QWEST CORPORATION | 648 | |||
406-458 | 1 | Helena | MT | HLNAMTNORS1 | 9636 QWEST CORPORATION | 648 | |||
406-458 | 3 | Helena | MT | HLNAMTNORS1 | 9636 QWEST CORPORATION | 648 | |||
406-458 | 4 | Helena | MT | HLNAMTNORS1 | 9636 QWEST CORPORATION | 648 | |||
406-458 | 5 | Helena | MT | HLNAMTNORS1 | 9636 QWEST CORPORATION | 648 | |||
406-458 | 6 | Helena | MT | HLNAMTNORS1 | 9636 QWEST CORPORATION | 648 | |||
406-458 | 7 | Helena | MT | HLNAMTNORS1 | 9636 QWEST CORPORATION | 648 | |||
406-458 | 8 | Helena | MT | HLNAMTNORS1 | 9636 QWEST CORPORATION | 648 | |||
406-458 | 9 | Helena | MT | HLNAMTNORS1 | 9636 QWEST CORPORATION | 648 |
Last updated: Wed, 20 Nov 2024 21:20:06 UTC
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