Local Calling Guide
Area code/prefix search
NPA: 631 [Rate centres in NPA 631] [Dial plan for NPA 631]
NXX: 974
NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|---|
631-974 | A | Smithtown | NY | SYOSNYGNCM1 | 6622 OMNIPOINT COMMUNICATIONS, INC. - NY | 132 |
Last updated: Wed, 20 Nov 2024 21:20:06 UTC
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