Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 636 [Rate centres in NPA 636] [Dial plan for NPA 636]

NXX: 257

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
636-257 A Pacific MO PCFCMO61RS0  9533 SOUTHWESTERN BELL 520      
636-257 0 Pacific MO STLSMOGZEMD  145J TERRA NOVA TELECOM INC. 520   2021-01-20   
636-257 1 Pacific MO PCFCMO61RS0  9533 SOUTHWESTERN BELL 520      
636-257 2 Pacific MO PCFCMO61RS0  9533 SOUTHWESTERN BELL 520      
636-257 3 Pacific MO PCFCMO61RS0  9533 SOUTHWESTERN BELL 520      
636-257 4 Pacific MO PCFCMO61RS0  9533 SOUTHWESTERN BELL 520      
636-257 5 Pacific MO PCFCMO61RS0  9533 SOUTHWESTERN BELL 520      
636-257 6 Pacific MO PCFCMO61RS0  9533 SOUTHWESTERN BELL 520      
636-257 7 Pacific MO PCFCMO61RS0  9533 SOUTHWESTERN BELL 520      
636-257 8 Pacific MO PCFCMO61RS0  9533 SOUTHWESTERN BELL 520      
636-257 9 Pacific MO PCFCMO61RS0  9533 SOUTHWESTERN BELL 520      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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