Local Calling Guide
Area code/prefix search
NPA: 530 [Rate centres in NPA 530] [Dial plan for NPA 530]
NXX: 374
NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|---|
530-374 | A | Grass Valley: Main DA | CA | SCRMCA01XXY | 9748 AMERICAN MESSAGING SERVICES, LLC | 726 |
Last updated: Wed, 20 Nov 2024 21:20:06 UTC
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