Local Calling Guide
Area code/prefix search
NPA: 227 [Rate centres in NPA 227] [Dial plan for NPA 227]
NXX: 270
NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|---|
227-270 | A | Mount Airy | MD | 7421 AT&T - LOCAL | 240 | 2025-03-08 | |||
227-270 | 0 | Mount Airy | MD | 145J TERRA NOVA TELECOM INC. | 240 | 2025-03-10 | |||
227-270 | 9 | Mount Airy | MD | 7421 AT&T - LOCAL | 240 | 2025-03-08 |
Last updated: Sun, 26 Jan 2025 15:59:20 UTC
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