Local Calling Guide
Area code/prefix search
NPA: 240 [Rate centres in NPA 240] [Dial plan for NPA 240]
NXX: 737
NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|---|
240-737 | A | Washington Zone 4 | MD | WASHDC12OMD | 4820 CAVALIER EAST, LLC - MD | 236 |
Last updated: Wed, 20 Nov 2024 21:20:06 UTC
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