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
636-777 A Chesterfield MO STLSMOWQDS2  093F ONVOY, LLC - MO 520      
636-777 0 Chesterfield MO STLVMOOH6MD  6529 T-MOBILE USA, INC. 520   2020-10-04   
636-777 1 Chesterfield MO STLVMOOH6MD  6529 T-MOBILE USA, INC. 520   2020-10-04   
636-777 2 Chesterfield MO STLSMO05XMX  624H ONVOY SPECTRUM, LLC 520   2023-11-27   
636-777 3 Chesterfield MO STLSMO05XMX  624H ONVOY SPECTRUM, LLC 520   2023-11-27   
636-777 4 Chesterfield MO STLSMOWQDS2  093F ONVOY, LLC - MO 520      
636-777 5 Chesterfield MO STLTMOBODS1  7432 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MO 520   2017-05-30   
636-777 6 Chesterfield MO STLVMOOH6MD  6529 T-MOBILE USA, INC. 520   2020-10-04   
636-777 7 Chesterfield MO STLSMOWQDS2  093F ONVOY, LLC - MO 520      
636-777 8 Chesterfield MO   792K CHARTER IP ENABLED SERVICES, LLC 520   2019-08-11   
636-777 9 Chesterfield MO STLVMOOH6MD  6529 T-MOBILE USA, INC. 520   2020-10-04   
636-778 A Chesterfield MO   792K CHARTER IP ENABLED SERVICES, LLC 520      
636-778 0 Chesterfield MO   792K CHARTER IP ENABLED SERVICES, LLC 520      
636-778 1 Chesterfield MO   792K CHARTER IP ENABLED SERVICES, LLC 520   2011-06-24   
636-778 2 Chesterfield MO   792K CHARTER IP ENABLED SERVICES, LLC 520   2012-07-01   
636-778 3 Chesterfield MO   792K CHARTER IP ENABLED SERVICES, LLC 520   2013-09-20   
636-778 4 Chesterfield MO   792K CHARTER IP ENABLED SERVICES, LLC 520   2015-11-22   
636-778 5 Chesterfield MO   792K CHARTER IP ENABLED SERVICES, LLC 520   2018-04-01   
636-778 6 Chesterfield MO STLVMOOH6MD  6529 T-MOBILE USA, INC. 520   2021-04-25   
636-778 7 Chesterfield MO   792K CHARTER IP ENABLED SERVICES, LLC 520   2017-08-13   
636-778 8 Chesterfield MO STLVMOOH6MD  6529 T-MOBILE USA, INC. 520   2021-04-25   
636-778 9 Chesterfield MO   792K CHARTER IP ENABLED SERVICES, LLC 520      
636-779 A Manchester MO STLSMOGZWMD  829J PAETEC ITEL, LLC 520      
636-779 0 Manchester MO STLSMOGZWMD  829J PAETEC ITEL, LLC 520      
636-779 1 Manchester MO STLSMOGZWMD  829J PAETEC ITEL, LLC 520      
636-779 2 Manchester MO STLSMOGZWMD  829J PAETEC ITEL, LLC 520      
636-779 3 Manchester MO NWTPMOABGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2018-02-12   
636-779 4 Manchester MO STLSMOWQDS2  093F ONVOY, LLC - MO 520   2016-03-21   
636-779 5 Manchester MO STLSMOGZWMD  829J PAETEC ITEL, LLC 520   2010-03-13   
636-779 6 Manchester MO NWTPMOABGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2018-02-12   
636-779 7 Manchester MO STLSMOWQDS2  093F ONVOY, LLC - MO 520   2016-03-21   
636-779 8 Manchester MO STLSMOGZWMD  829J PAETEC ITEL, LLC 520      
636-779 9 Manchester MO NWTPMOABGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2023-08-24   
636-782 A Holstein MCA6 MO HOLSMOXARS0  9787 BRIGHTSPEED OF MISSOURI, LLC 520      
636-782 1 Holstein MCA6 MO STLSMOPLDS4  4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2013-10-14   
636-782 2 Holstein MCA6 MO HOLSMOXARS0  9787 BRIGHTSPEED OF MISSOURI, LLC 520   2007-03-01   
636-782 3 Holstein MCA6 MO STLSMOWQDS2  093F ONVOY, LLC - MO 520   2019-11-24   
636-782 4 Holstein MCA6 MO STLSMOWQDS2  093F ONVOY, LLC - MO 520   2019-11-24   
636-782 8 Holstein MCA6 MO STLSMOWQDS2  093F ONVOY, LLC - MO 520   2018-12-07   
636-787 A Chesterfield MO STLTMOBODS1  7432 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MO 520      
636-789 A Hillsboro MO HLBOMO66RS1  9533 SOUTHWESTERN BELL 520      
636-789 0 Hillsboro MO STLSMOWQDS2  093F ONVOY, LLC - MO 520   2016-04-09   
636-789 1 Hillsboro MO STLSMO05RMD  993E BANDWIDTH.COM CLEC, LLC - MO 520   2009-01-17   
636-789 2 Hillsboro MO HLBOMO66RS1  9533 SOUTHWESTERN BELL 520      
636-789 3 Hillsboro MO HLBOMO66RS1  9533 SOUTHWESTERN BELL 520      
636-789 4 Hillsboro MO HLBOMO66RS1  9533 SOUTHWESTERN BELL 520      
636-789 5 Hillsboro MO HLBOMO66RS1  9533 SOUTHWESTERN BELL 520      
636-789 6 Hillsboro MO   515J IP HORIZON LLC 520   2013-12-19   
636-789 8 Hillsboro MO STLSMO05RMD  993E BANDWIDTH.COM CLEC, LLC - MO 520   2014-05-24   
636-789 9 Hillsboro MO HLBOMO66RS1  9533 SOUTHWESTERN BELL 520      
636-791 A Wright City MCA6 MO WRCYMOXARS2  9787 BRIGHTSPEED OF MISSOURI, LLC 520      
636-791 0 Wright City MCA6 MO STLSMO05RMD  993E BANDWIDTH.COM CLEC, LLC - MO 520   2009-01-17   
636-791 1 Wright City MCA6 MO   792K CHARTER IP ENABLED SERVICES, LLC 520   2011-02-14   
636-791 2 Wright City MCA6 MO WRCYMOXARS2  9787 BRIGHTSPEED OF MISSOURI, LLC 520   2007-03-01   
636-791 3 Wright City MCA6 MO NWTPMOABGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2013-03-02   
636-791 4 Wright City MCA6 MO STLSMOWQDS2  093F ONVOY, LLC - MO 520   2019-11-25   
636-791 5 Wright City MCA6 MO STLSMOGZWMD  829J PAETEC ITEL, LLC 520   2009-03-27   
636-791 6 Wright City MCA6 MO STLSMOWQDS2  093F ONVOY, LLC - MO 520   2019-11-25   
636-791 9 Wright City MCA6 MO STLTMOBODS1  7432 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MO 520   2021-05-17   
636-793 A Harvester MCA4 MO STLTMOBODS1  7432 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MO 520      
636-793 0 Harvester MCA4 MO STLTMOBODS1  7432 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MO 520      
636-793 1 Harvester MCA4 MO NWTPMOABGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2020-08-17   
636-793 2 Harvester MCA4 MO NWTPMOABGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2020-08-17   
636-793 3 Harvester MCA4 MO STLSMOWQDS2  093F ONVOY, LLC - MO 520   2021-02-18   
636-793 4 Harvester MCA4 MO STLSMOWQDS2  093F ONVOY, LLC - MO 520   2021-02-18   
636-793 5 Harvester MCA4 MO NWTPMOABGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2019-10-29   
636-793 6 Harvester MCA4 MO NWTPMOABGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2019-07-21   
636-793 7 Harvester MCA4 MO STLTMOBODS1  7432 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MO 520      
636-793 8 Harvester MCA4 MO STLTMOBODS1  7432 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MO 520      
636-793 9 Harvester MCA4 MO STLTMOBODS1  7432 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MO 520      
636-794 A Harvester MO STLTMOBODS1  7432 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MO 520      
636-795 A St Charles MO NWTPMOABGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520      
636-797 A Hillsboro MCA5 MO HLBOMO66RS1  9533 SOUTHWESTERN BELL 520      
636-797 1 Hillsboro MCA5 MO HLBOMO66RS1  9533 SOUTHWESTERN BELL 520      
636-797 2 Hillsboro MCA5 MO HLBOMO66RS1  9533 SOUTHWESTERN BELL 520      
636-797 3 Hillsboro MCA5 MO HLBOMO66RS1  9533 SOUTHWESTERN BELL 520      
636-797 4 Hillsboro MCA5 MO HLBOMO66RS1  9533 SOUTHWESTERN BELL 520      
636-797 5 Hillsboro MCA5 MO HLBOMO66RS1  9533 SOUTHWESTERN BELL 520      
636-797 6 Hillsboro MCA5 MO HLBOMO66RS1  9533 SOUTHWESTERN BELL 520      
636-797 7 Hillsboro MCA5 MO WNVLMOXAXBX  508J CENTURYLINK COMMUNICATIONS, LLC 520   2014-07-22   
636-797 8 Hillsboro MCA5 MO   792K CHARTER IP ENABLED SERVICES, LLC 520   2006-06-15   
636-797 9 Hillsboro MCA5 MO HLBOMO66RS1  9533 SOUTHWESTERN BELL 520      
636-798 A Defiance MCA5 MO DFNCMOXARS2  9787 BRIGHTSPEED OF MISSOURI, LLC 520      
636-798 0 Defiance MCA5 MO DFNCMOXARS2  993E BANDWIDTH.COM CLEC, LLC - MO 520   2022-02-21   
636-798 1 Defiance MCA5 MO   145J TERRA NOVA TELECOM INC. 520   2025-07-04   
636-798 2 Defiance MCA5 MO DFNCMOXARS2  9787 BRIGHTSPEED OF MISSOURI, LLC 520      
636-798 3 Defiance MCA5 MO STLSMO05XMX  624H ONVOY SPECTRUM, LLC 520   2021-07-02   
636-798 5 Defiance MCA5 MO DFNCMOXARS2  9787 BRIGHTSPEED OF MISSOURI, LLC 520   2007-10-18   
636-798 6 Defiance MCA5 MO STLSMO05XMX  624H ONVOY SPECTRUM, LLC 520   2021-10-22   
636-798 8 Defiance MCA5 MO STLSMOWQDS2  093F ONVOY, LLC - MO 520   2018-12-07   
636-800 A St Charles MO STLSMOWQDS2  093F ONVOY, LLC - MO 520      
636-800 0 St Charles MO STLSMOWQDS2  093F ONVOY, LLC - MO 520   2015-12-14   
636-800 1 St Charles MO STLSMOPLDS4  4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2019-01-11   
636-800 2 St Charles MO STLSMOWQDS2  093F ONVOY, LLC - MO 520   2019-11-28   
636-800 3 St Charles MO STLSMOWQDS2  093F ONVOY, LLC - MO 520   2019-11-28   
636-800 4 St Charles MO STLSMOPL5MD  197D VONAGE AMERICA LLC 520   2019-12-06   
636-800 5 St Charles MO STLVMOOH6MD  6529 T-MOBILE USA, INC. 520   2020-09-19   
636-800 6 St Charles MO STLSMOGZDS5  225F PEERLESS NETWORK OF MISSOURI, LLC - MO 520   2020-04-15   
636-800 7 St Charles MO STLVMOOH6MD  6529 T-MOBILE USA, INC. 520   2020-09-19   
636-800 8 St Charles MO STLSMOWQDS2  093F ONVOY, LLC - MO 520   2015-12-14   

<< 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: VoIP Much Phone Company

Like this site? We accept donations via PayPal.