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: 237

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
636-237 A Chesterfield MO STLTMOBODS1  7432 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MO 520      
636-237 0 Chesterfield MO STLSMOGZ6MD  073H TELNYX LLC 520   2017-03-30   
636-237 1 Chesterfield MO STLVMOOH2MD  6529 T-MOBILE USA, INC. 520   2021-07-26   
636-237 2 Chesterfield MO STLTMOBODS1  7432 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MO 520      
636-237 3 Chesterfield MO STLVMOOH2MD  6529 T-MOBILE USA, INC. 520   2005-04-04   
636-237 4 Chesterfield MO STLTMOBODS1  7432 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MO 520   2014-11-19   
636-237 5 Chesterfield MO STLVMOOH2MD  6529 T-MOBILE USA, INC. 520   2004-12-15   
636-237 6 Chesterfield MO STLSMOPLDS4  4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2015-08-21   
636-237 7 Chesterfield MO STLSMOWQDS2  093F ONVOY, LLC - MO 520   2021-05-13   
636-237 8 Chesterfield MO MRHGMOGYDS2  4774 XO MISSOURI, INC. 520   2006-07-30   
636-237 9 Chesterfield MO STLSMOGZHMD  516J TON80 COMMUNICATIONS, LLC 520   2021-06-22   

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

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