Local Calling Guide

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NPA: 636 [Rate centres in NPA 636] [Dial plan for NPA 636]

NXX: 274

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
636-274 A Cedar Hill MCA5 MO CDHLMO51RS0  9533 SOUTHWESTERN BELL 520      
636-274 0 Cedar Hill MCA5 MO CDHLMO51RS0  9533 SOUTHWESTERN BELL 520      
636-274 1 Cedar Hill MCA5 MO CDHLMO51RS0  9533 SOUTHWESTERN BELL 520      
636-274 2 Cedar Hill MCA5 MO CDHLMO51RS0  9533 SOUTHWESTERN BELL 520      
636-274 3 Cedar Hill MCA5 MO CDHLMO51RS0  9533 SOUTHWESTERN BELL 520      
636-274 4 Cedar Hill MCA5 MO CDHLMO51RS0  9533 SOUTHWESTERN BELL 520      
636-274 5 Cedar Hill MCA5 MO CDHLMO51RS0  9533 SOUTHWESTERN BELL 520      
636-274 6 Cedar Hill MCA5 MO STLSMOGZDS5  225F PEERLESS NETWORK OF MISSOURI, LLC - MO 520   2013-05-04   
636-274 7 Cedar Hill MCA5 MO CDHLMO51RS0  9533 SOUTHWESTERN BELL 520      
636-274 8 Cedar Hill MCA5 MO STLSMOGZDS5  225F PEERLESS NETWORK OF MISSOURI, LLC - MO 520   2013-05-04   
636-274 9 Cedar Hill MCA5 MO CDHLMO51RS0  9533 SOUTHWESTERN BELL 520      

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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