Local Calling Guide
Area code/prefix search
NPA: 667 [Rate centres in NPA 667] [Dial plan for NPA 667]
NXX: 250
NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|---|
667-250 | A | Baltimore | MD | BLTMMDCHXUX | 624H ONVOY SPECTRUM, LLC | 238 | |||
667-250 | 6 | Baltimore | MD | BLTMMDCHXUX | 624H ONVOY SPECTRUM, LLC | 238 | 2018-07-30 |
Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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