Local Calling Guide
Area code/prefix search
NPA: 541 [Rate centres in NPA 541] [Dial plan for NPA 541]
NXX: 457
NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|---|
541-457 | A | Helix | OR | HELXORXARS0 | 2376 HELIX TEL. CO. | 672 | 2024-01-10 |
Last updated: Wed, 20 Nov 2024 21:20:06 UTC
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