Local Calling Guide
Area code/prefix search
NPA: 227 [Rate centres in NPA 227] [Dial plan for NPA 227]
NXX: 231
NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|---|
227-231 | A | Washington Zone 6 | MD | 876D ONVOY, LLC - MD | 236 | 2024-03-30 | |||
227-231 | 0 | Washington Zone 6 | MD | 876D ONVOY, LLC - MD | 236 | 2024-03-30 | |||
227-231 | 1 | Washington Zone 6 | MD | 876D ONVOY, LLC - MD | 236 | 2024-03-30 | |||
227-231 | 2 | Washington Zone 6 | MD | 876D ONVOY, LLC - MD | 236 | 2024-03-30 | |||
227-231 | 3 | Washington Zone 6 | MD | 876D ONVOY, LLC - MD | 236 | 2024-03-30 |
Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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