Local Calling Guide
Area code/prefix search
NPA: 636 [Rate centres in NPA 636] [Dial plan for NPA 636]
NXX: 978
NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|---|
636-978 | A | O'Fallon MCA4 | MO | OFLNMOXADS0 | 9787 CENTURYTEL MISSOURI LLC (SOUTHWEST)DBA CENTURYLINK | 520 |
Last updated: Fri, 22 Mar 2024 03:02:44 UTC
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