Local Calling Guide
Area code/prefix search
NPA: 660 [Rate centres in NPA 660] [Dial plan for NPA 660]
NXX: 278
NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|---|
660-278 | A | Steffenville | MO | HRLDMOXADS0 | 1914 MARK TWAIN RURAL TEL. CO. | 524 |
Last updated: Wed, 20 Nov 2024 21:20:06 UTC
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