Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

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

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
636-900 0 Washington MO STLSMOWQDS2  093F ONVOY, LLC - MO 520   2015-12-14   
636-900 1 Washington MO NWTPMOABGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2016-01-22   
636-900 2 Washington MO NWTPMOABGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2016-01-22   
636-900 3 Washington MO NWTPMOABGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2021-08-31   
636-900 4 Washington MO NWTPMOABGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2020-10-24   
636-900 5 Washington MO STLTMOBODS1  7432 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MO 520   2019-09-02   
636-900 6 Washington MO STLTMOBODS1  7432 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MO 520   2019-09-02   
636-900 7 Washington MO STLSMOWQDS2  093F ONVOY, LLC - MO 520   2016-02-01   
636-900 8 Washington MO STLSMOWQDS2  093F ONVOY, LLC - MO 520   2015-12-14   
636-900 9 Washington MO   792K CHARTER IP ENABLED SERVICES, LLC 520   2015-12-15   
636-916 A St Charles MCA3 MO STCHMO63DSA  9533 SOUTHWESTERN BELL 520      
636-922 A Harvester MO HVTRMO67DSA  9533 SOUTHWESTERN BELL 520      
636-922 0 Harvester MO HVTRMO67DSA  9533 SOUTHWESTERN BELL 520      
636-922 1 Harvester MO HVTRMO67DSA  9533 SOUTHWESTERN BELL 520      
636-922 2 Harvester MO HVTRMO67DSA  9533 SOUTHWESTERN BELL 520      
636-922 3 Harvester MO HVTRMO67DSA  9533 SOUTHWESTERN BELL 520      
636-922 4 Harvester MO HVTRMO67DSA  9533 SOUTHWESTERN BELL 520      
636-922 5 Harvester MO HVTRMO67DSA  9533 SOUTHWESTERN BELL 520      
636-922 6 Harvester MO STLSMOWQDS2  093F ONVOY, LLC - MO 520   2024-04-21   
636-922 7 Harvester MO HVTRMO67DSA  9533 SOUTHWESTERN BELL 520      
636-922 8 Harvester MO HVTRMO67DSA  9533 SOUTHWESTERN BELL 520      
636-922 9 Harvester MO HVTRMO67DSA  9533 SOUTHWESTERN BELL 520      
636-923 A Valley Park MO STLSMOGZWMD  829J PAETEC ITEL, LLC 520      
636-923 0 Valley Park MO STLSMOGZWMD  829J PAETEC ITEL, LLC 520      
636-923 1 Valley Park MO STLSMOWQDS2  093F ONVOY, LLC - MO 520   2018-10-09   
636-923 2 Valley Park MO STLSMOGZWMD  829J PAETEC ITEL, LLC 520      
636-923 3 Valley Park MO STLSMOGZWMD  829J PAETEC ITEL, LLC 520      
636-923 4 Valley Park MO STLSMOPLDS4  4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2005-10-24   
636-923 5 Valley Park MO STLSMOWQDS2  093F ONVOY, LLC - MO 520   2018-10-09   
636-923 6 Valley Park MO STLSMOWQDS2  093F ONVOY, LLC - MO 520   2018-10-09   
636-923 7 Valley Park MO STLSMOWQDS2  093F ONVOY, LLC - MO 520   2018-10-09   
636-923 8 Valley Park MO STLSMOPLDS4  4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2004-12-18   
636-925 A St Charles MO STCHMO63DSA  9533 SOUTHWESTERN BELL 520      
636-925 0 St Charles MO STCHMO63DSA  9533 SOUTHWESTERN BELL 520      
636-925 1 St Charles MO STCHMO63DSA  9533 SOUTHWESTERN BELL 520      
636-925 2 St Charles MO STCHMO63DSA  9533 SOUTHWESTERN BELL 520      
636-925 3 St Charles MO STCHMO63DSA  9533 SOUTHWESTERN BELL 520      
636-925 4 St Charles MO STLSMOGZ8MD  939H COMMIO, LLC 520   2022-08-11   
636-925 5 St Charles MO STCHMO63DSA  9533 SOUTHWESTERN BELL 520      
636-925 6 St Charles MO STLSMOWQDS2  093F ONVOY, LLC - MO 520   2023-08-12   
636-925 7 St Charles MO STCHMO63DSA  9533 SOUTHWESTERN BELL 520      
636-925 8 St Charles MO STCHMO63DSA  9533 SOUTHWESTERN BELL 520      
636-925 9 St Charles MO STCHMO63DSA  9533 SOUTHWESTERN BELL 520      
636-926 A Harvester MCA4 MO HVTRMO67DSA  9533 SOUTHWESTERN BELL 520      
636-926 0 Harvester MCA4 MO HVTRMO67DSA  9533 SOUTHWESTERN BELL 520      
636-926 1 Harvester MCA4 MO HVTRMO67DSA  9533 SOUTHWESTERN BELL 520      
636-926 2 Harvester MCA4 MO HVTRMO67DSA  9533 SOUTHWESTERN BELL 520      
636-926 3 Harvester MCA4 MO HVTRMO67DSA  9533 SOUTHWESTERN BELL 520      
636-926 4 Harvester MCA4 MO HVTRMO67DSA  9533 SOUTHWESTERN BELL 520      
636-926 5 Harvester MCA4 MO HVTRMO67DSA  9533 SOUTHWESTERN BELL 520      
636-926 6 Harvester MCA4 MO STLSMO05RMD  993E BANDWIDTH.COM CLEC, LLC - MO 520   2014-12-11   
636-926 7 Harvester MCA4 MO HVTRMO67DSA  9533 SOUTHWESTERN BELL 520      
636-926 8 Harvester MCA4 MO HVTRMO67DSA  9533 SOUTHWESTERN BELL 520      
636-926 9 Harvester MCA4 MO HVTRMO67DSA  9533 SOUTHWESTERN BELL 520      
636-928 A Harvester MCA4 MO HVTRMO67DSA  9533 SOUTHWESTERN BELL 520      
636-931 A Festus-Crystal City MCA5 MO FSTSMOYEDS0  9533 SOUTHWESTERN BELL 520      
636-931 0 Festus-Crystal City MCA5 MO FSTSMOYEDS0  9533 SOUTHWESTERN BELL 520      
636-931 1 Festus-Crystal City MCA5 MO FSTSMOYEDS0  9533 SOUTHWESTERN BELL 520      
636-931 2 Festus-Crystal City MCA5 MO FSTSMOYEDS0  9533 SOUTHWESTERN BELL 520      
636-931 3 Festus-Crystal City MCA5 MO FSTSMOYEDS0  9533 SOUTHWESTERN BELL 520      
636-931 4 Festus-Crystal City MCA5 MO FSTSMOYEDS0  9533 SOUTHWESTERN BELL 520      
636-931 5 Festus-Crystal City MCA5 MO FSTSMOYEDS0  9533 SOUTHWESTERN BELL 520      
636-931 6 Festus-Crystal City MCA5 MO FSTSMOYEDS0  9533 SOUTHWESTERN BELL 520      
636-931 7 Festus-Crystal City MCA5 MO FSTSMOYEDS0  9533 SOUTHWESTERN BELL 520      
636-931 8 Festus-Crystal City MCA5 MO STLTMOBOAMD  5814 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO 520   2019-01-21   
636-931 9 Festus-Crystal City MCA5 MO STLSMOWQDS2  093F ONVOY, LLC - MO 520   2019-02-02   
636-932 A Holstein MO HOLSMOXARS0  9787 BRIGHTSPEED OF MISSOURI, LLC 520      
636-932 0 Holstein MO STLSMOWQ8MD  073H TELNYX LLC 520   2020-07-31   
636-932 1 Holstein MO   792K CHARTER IP ENABLED SERVICES, LLC 520   2024-12-08   
636-932 2 Holstein MO   145J TERRA NOVA TELECOM INC. 520   2025-07-04   
636-932 4 Holstein MO HOLSMOXARS0  9787 BRIGHTSPEED OF MISSOURI, LLC 520      
636-933 A Festus-Crystal City MO FSTSMOYEDS0  9533 SOUTHWESTERN BELL 520      
636-933 0 Festus-Crystal City MO FSTSMOYEDS0  9533 SOUTHWESTERN BELL 520      
636-933 1 Festus-Crystal City MO FSTSMOYEDS0  9533 SOUTHWESTERN BELL 520      
636-933 2 Festus-Crystal City MO FSTSMOYEDS0  9533 SOUTHWESTERN BELL 520      
636-933 3 Festus-Crystal City MO FSTSMOYEDS0  9533 SOUTHWESTERN BELL 520      
636-933 4 Festus-Crystal City MO FSTSMOYEDS0  9533 SOUTHWESTERN BELL 520      
636-933 5 Festus-Crystal City MO FSTSMOYEDS0  9533 SOUTHWESTERN BELL 520      
636-933 6 Festus-Crystal City MO FSTSMOYEDS0  9533 SOUTHWESTERN BELL 520      
636-933 7 Festus-Crystal City MO   145J TERRA NOVA TELECOM INC. 520   2023-08-06   
636-933 8 Festus-Crystal City MO STLTMOBODS1  7432 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MO 520   2009-05-26   
636-933 9 Festus-Crystal City MO FSTSMOYEDS0  9533 SOUTHWESTERN BELL 520      
636-936 A Harvester MCA4 MO HVTRMO67DSA  9533 SOUTHWESTERN BELL 520      
636-936 0 Harvester MCA4 MO HVTRMO67DSA  9533 SOUTHWESTERN BELL 520      
636-936 1 Harvester MCA4 MO HVTRMO67DSA  9533 SOUTHWESTERN BELL 520      
636-936 2 Harvester MCA4 MO HVTRMO67DSA  9533 SOUTHWESTERN BELL 520      
636-936 3 Harvester MCA4 MO HVTRMO67DSA  9533 SOUTHWESTERN BELL 520      
636-936 4 Harvester MCA4 MO HVTRMO67DSA  9533 SOUTHWESTERN BELL 520      
636-936 5 Harvester MCA4 MO HVTRMO67DSA  9533 SOUTHWESTERN BELL 520      
636-936 6 Harvester MCA4 MO HVTRMO67DSA  9533 SOUTHWESTERN BELL 520      
636-936 7 Harvester MCA4 MO HVTRMO67DSA  9533 SOUTHWESTERN BELL 520      
636-936 8 Harvester MCA4 MO HVTRMO67DSA  9533 SOUTHWESTERN BELL 520      
636-936 9 Harvester MCA4 MO STLSMO05RMD  993E BANDWIDTH.COM CLEC, LLC - MO 520   2012-09-09   
636-937 A Festus-Crystal City MO FSTSMOYEDS0  9533 SOUTHWESTERN BELL 520      
636-938 A Eureka MCA4 MO EURKMO53RS0  9533 SOUTHWESTERN BELL 520      
636-938 0 Eureka MCA4 MO STLSMOWQDS2  093F ONVOY, LLC - MO 520   2002-11-19   
636-938 1 Eureka MCA4 MO EURKMO53RS0  9533 SOUTHWESTERN BELL 520      
636-938 2 Eureka MCA4 MO EURKMO53RS0  9533 SOUTHWESTERN BELL 520      
636-938 3 Eureka MCA4 MO EURKMO53RS0  9533 SOUTHWESTERN BELL 520      
636-938 4 Eureka MCA4 MO EURKMO53RS0  9533 SOUTHWESTERN BELL 520      

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 >>

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.