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Area Code 636

Browse available prefixes, locations, carriers, and quick path links into deeper phone number pages for this area code. Area-code research is one of the most important parts of reverse phone lookup because it gives visitors a geographic starting point before they inspect a full number.

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200Prefixes Listed
MissouriLocation
United StatesCountry
636Area Code
Area Code Overview
Area Code636
Primary LocationMissouri
CountryUnited States
Prefix Coverage200 listed prefixes
Prefixes in 636
636-200
Maryland Heights
Birch Telecom Of Missouri Inc.
Landline
636-203
Saint Louis
Mci Worldcom Communications Inc - Mo
Landline
636-205
Saint Louis
Level 3 Communications Llc - Mo
Landline
636-207
Ballwin
Southwestern Bell
Landline
636-208
Ballwin
New Cingular Wireless Pcs Llc - Il
Wireless
636-209
O Fallon
Cellco Partnership Dba Verizon Wireless - Mo
Wireless
636-212
Saint Louis
Cellco Partnership Dba Verizon Wireless - Mo
Wireless
636-216
Maryland Heights
Xo Missouri Inc.
Landline
636-219
Saint Louis
T-mobile Usa Inc.
Wireless
636-220
Saint Louis
Charter Fiberlink Llc - Mo
Landline
636-221
Hazelwood
Southwestern Bell
Landline
636-222
O Fallon
Cellco Partnership Dba Verizon Wireless - Mo
Wireless
636-223
Saint Louis
At&t Local
Landline
636-224
Saint Louis
Windstream Nuvox Missouri Inc. - Mo
Wireless
636-225
Valley Park
Southwestern Bell
Landline
636-226
East Saint Louis
Southwestern Bell
Landline
636-227
Ballwin
Southwestern Bell
Landline
636-228
Augusta
Centurytel Missouri Llc (southwest)dba Centurylink
Landline
636-229
Saint Louis
Mci Worldcom Communications Inc - Mo
Landline
636-230
Ballwin
Southwestern Bell
Landline
636-231
Saint Louis
Socket Telecom Llc - Mo
Landline
636-232
Ballwin
Level 3 Communications Llc - Mo
Landline
636-233
O Fallon
Cellco Partnership Dba Verizon Wireless - Mo
Wireless
636-234
Hazelwood
Level 3 Communications Llc - Mo
Landline
636-235
Saint Louis
Level 3 Communications Llc - Mo
Landline
636-236
Maryland Heights
Sprint Spectrum L.p.
Wireless
636-237
Saint Louis
Mci Worldcom Communications Inc - Mo
Landline
636-238
Saint Louis
Mci Worldcom Communications Inc - Mo
Landline
636-239
Washington
Southwestern Bell
Landline
636-240
O Fallon
Centurytel Missouri Llc (southwest)dba Centurylink
Landline
636-242
Marthasville
Centurytel Missouri Llc (southwest)dba Centurylink
Landline
636-243
Saint Louis
Level 3 Communications Llc - Mo
Landline
636-244
Saint Louis
Charter Fiberlink Llc - Mo
Landline
636-246
Maryland Heights
Xo Missouri Inc.
Landline
636-247
Chesterfield
Southwestern Bell
Landline
636-248
O Fallon
Cellco Partnership Dba Verizon Wireless - Mo
Wireless
636-250
Saint Charles
Orchard Farm Telephone Co.
Landline
636-251
O Fallon
Cellco Partnership Dba Verizon Wireless - Mo
Wireless
636-253
Saint Louis
T-mobile Usa Inc.
Wireless
636-255
Saint Charles
Southwestern Bell
Landline
636-256
Ballwin
Southwestern Bell
Landline
636-257
Pacific
Southwestern Bell
Landline
636-258
Saint Charles
Orchard Farm Telephone Co.
Landline
636-259
Saint Louis
T-mobile Usa Inc.
Wireless
636-261
Saint Charles
Southwestern Bell
Landline
636-262
Saint Louis
Sprint Spectrum L.p.
Wireless
636-263
Saint Louis
At&t Local
Landline
636-264
Saint Louis
Level 3 Communications Llc - Mo
Landline
636-265
Saint Louis
Charter Fiberlink Llc - Mo
Landline
636-266
Saint Louis
Level 3 Communications Llc - Mo
Landline
636-271
Pacific
Southwestern Bell
Landline
636-272
O Fallon
Centurytel Missouri Llc (southwest)dba Centurylink
Landline
636-273
Glencoe
Southwestern Bell
Landline
636-274
Cedar Hill
Southwestern Bell
Landline
636-277
Saint Louis
Peerless Network Of Missouri Llc - Mo
Landline
636-278
Saint Peters
Centurytel Missouri Llc (southwest)dba Centurylink
Landline
636-279
Saint Peters
Centurytel Missouri Llc (southwest)dba Centurylink
Landline
636-281
O Fallon
Centurytel Missouri Llc (southwest)dba Centurylink
Landline
636-282
Arnold
Southwestern Bell
Landline
636-283
Saint Louis
Teleport Communications Group - St. Louis
Landline
636-284
Hazelwood
New Cingular Wireless Pcs Llc - Il
Wireless
636-285
Cedar Hill
Southwestern Bell
Landline
636-287
Arnold
Southwestern Bell
Landline
636-288
Hazelwood
New Cingular Wireless Pcs Llc - Il
Wireless
636-290
Maryland Heights
T-mobile Usa Inc.
Wireless
636-293
Wentzville
T-mobile Usa Inc.
Wireless
636-294
Saint Louis
Charter Fiberlink Llc - Mo
Landline
636-295
O Fallon
Cellco Partnership Dba Verizon Wireless - Mo
Wireless
636-296
Arnold
Southwestern Bell
Landline
636-297
O Fallon
Cellco Partnership Dba Verizon Wireless - Mo
Wireless
636-299
Saint Louis
At&t Local
Landline
636-300
Saint Charles
Southwestern Bell
Landline
636-305
Fenton
Southwestern Bell
Landline
636-320
Saint Louis
Usa Mobility Wireless Inc.
Wireless
636-321
Saint Louis
Windstream Nuvox Missouri Inc. - Mo
Wireless
636-322
Saint Clair
Southwestern Bell
Landline
636-323
Saint Louis
Level 3 Communications Llc - Mo
Landline
636-324
Saint Louis
Socket Telecom Llc - Mo
Landline
636-326
Fenton
Southwestern Bell
Landline
636-327
Wentzville
Centurytel Missouri Llc (southwest)dba Centurylink
Landline
636-328
Hazelwood
Mci Worldcom Communications Inc - Mo
Landline
636-329
Saint Charles
Southwestern Bell
Landline
636-332
Wentzville
Centurytel Missouri Llc (southwest)dba Centurylink
Landline
636-333
Saint Louis
Birch Telecom Of Missouri Inc.
Landline
636-334
Saint Louis
Level 3 Communications Llc - Mo
Landline
636-336
Saint Louis
Mcleodusa Telecommunications Services Inc.- Mo
Landline
636-337
De Soto
Southwestern Bell
Landline
636-338
Hawk Point
Centurytel Missouri Llc (southwest)dba Centurylink
Landline
636-343
Fenton
Southwestern Bell
Landline
636-344
Saint Charles
Southwestern Bell
Landline
636-345
East Saint Louis
Mci Worldcom Communications Inc - Mo
Landline
636-346
Maryland Heights
Sprint Spectrum L.p.
Wireless
636-347
Fairview Heights
American Messaging (am) Inc.
Landline
636-349
Fenton
Southwestern Bell
Landline
636-352
Maryland Heights
Level 3 Communications Llc - Mo
Landline
636-355
Foley
Centurytel Missouri Llc (southwest)dba Centurylink
Landline
636-356
Moscow Mills
Centurytel Missouri Llc (southwest)dba Centurylink
Landline
636-357
Hazelwood
New Cingular Wireless Pcs Llc - Il
Wireless
636-358
Hazelwood
New Cingular Wireless Pcs Llc - Il
Wireless
636-359
Hazelwood
New Cingular Wireless Pcs Llc - Il
Wireless
636-362
Saint Charles
Southwestern Bell
Landline
636-363
Fairview Heights
American Messaging (am) Inc.
Landline
636-364
Saint Louis
Level 3 Communications Llc - Mo
Landline
636-366
Moscow Mills
Centurytel Missouri Llc (southwest)dba Centurylink
Landline
636-368
Maryland Heights
Sprint Spectrum L.p.
Wireless
636-373
Maryland Heights
Sprint Spectrum L.p.
Wireless
636-375
Ballwin
Southwestern Bell
Landline
636-376
High Ridge
Southwestern Bell
Landline
636-377
Warrenton
Centurytel Missouri Llc (southwest)dba Centurylink
Landline
636-379
O Fallon
Centurytel Missouri Llc (southwest)dba Centurylink
Landline
636-384
Hazelwood
New Cingular Wireless Pcs Llc - Il
Wireless
636-385
Maryland Heights
Centurytel Missouri Llc (southwest)dba Centurylink
Landline
636-386
Ballwin
Southwestern Bell
Landline
636-387
Saint Louis
Charter Fiberlink Llc - Mo
Landline
636-388
Hazelwood
Level 3 Communications Llc - Mo
Landline
636-390
Washington
Southwestern Bell
Landline
636-391
Ballwin
Southwestern Bell
Landline
636-392
Washington
Aurora Communications Inc. - Mo
Landline
636-393
Saint Louis
Charter Fiberlink Llc - Mo
Landline
636-394
Ballwin
Southwestern Bell
Landline
636-395
Maryland Heights
Sbc Internet Services Inc.
Landline
636-397
Saint Peters
Centurytel Missouri Llc (southwest)dba Centurylink
Landline
636-398
Wentzville
Centurytel Missouri Llc (southwest)dba Centurylink
Landline
636-399
Saint Louis
Cellco Partnership Dba Verizon Wireless - Mo
Wireless
636-400
Saint Louis
Birch Telecom Of Missouri Inc.
Landline
636-402
Saint Louis
Windstream Nuvox Missouri Inc. - Mo
Wireless
636-403
Saint Louis
Usa Mobility Wireless Inc.
Wireless
636-405
Glencoe
Southwestern Bell
Landline
636-410
Maryland Heights
Xo Missouri Inc.
Landline
636-412
Maryland Heights
Xo Missouri Inc.
Landline
636-413
Saint Louis
Level 3 Communications Llc - Mo
Landline
636-422
Glencoe
Southwestern Bell
Landline
636-425
Saint Louis
Windstream Nuvox Missouri Inc. - Mo
Wireless
636-426
Saint Louis
T-mobile Usa Inc.
Wireless
636-429
Saint Louis
Level 3 Communications Llc - Mo
Landline
636-431
Saint Louis
Mci Worldcom Communications Inc - Mo
Landline
636-432
Hazelwood
Southwestern Bell
Landline
636-433
Marthasville
Centurytel Missouri Llc (southwest)dba Centurylink
Landline
636-434
Portage des Sioux
Southwestern Bell
Landline
636-435
Saint Louis
Mci Worldcom Communications Inc - Mo
Landline
636-438
Saint Louis
Allegiance Telecom Inc. - Mo
Landline
636-439
Hazelwood
New Cingular Wireless Pcs Llc - Il
Wireless
636-441
Saint Charles
Southwestern Bell
Landline
636-442
Saint Charles
Southwestern Bell
Landline
636-443
Saint Charles
Southwestern Bell
Landline
636-444
Maryland Heights
Birch Telecom Of Missouri Inc.
Landline
636-445
Wentzville
Qwest Communications Company Llc
Landline
636-447
Saint Charles
Southwestern Bell
Landline
636-448
Hazelwood
New Cingular Wireless Pcs Llc - Il
Wireless
636-449
Saint Louis
Windstream Nuvox Missouri Inc. - Mo
Wireless
636-451
Gray Summit
Southwestern Bell
Landline
636-452
Hillsboro
Southwestern Bell
Landline
636-456
Warrenton
Centurytel Missouri Llc (southwest)dba Centurylink
Landline
636-458
Glencoe
Southwestern Bell
Landline
636-459
O Fallon
Cellco Partnership Dba Verizon Wireless - Mo
Wireless
636-461
Imperial
Southwestern Bell
Landline
636-462
Troy
Centurytel Missouri Llc (southwest)dba Centurylink
Landline
636-463
Foristell
Centurytel Missouri Llc (southwest)dba Centurylink
Landline
636-464
Imperial
Southwestern Bell
Landline
636-465
Saint Louis
Charter Fiberlink Llc - Mo
Landline
636-466
Wentzville
Leap Wireless Intl Inc. Dba Cricket Comm Inc.
Wireless
636-467
Imperial
Southwestern Bell
Landline
636-474
O Fallon
Centurytel Missouri Llc (southwest)dba Centurylink
Landline
636-475
Pevely
Southwestern Bell
Landline
636-477
Saint Charles
Southwestern Bell
Landline
636-479
Pevely
Southwestern Bell
Landline
636-481
Saint Louis
Level 3 Communications Llc - Mo
Landline
636-482
Augusta
Centurytel Missouri Llc (southwest)dba Centurylink
Landline
636-484
Saint Louis
Cellco Partnership Dba Verizon Wireless - Mo
Wireless
636-485
O Fallon
Cellco Partnership Dba Verizon Wireless - Mo
Wireless
636-486
Saint Louis
Level 3 Communications Llc - Mo
Landline
636-487
O Fallon
Level 3 Communications Llc - Mo
Landline
636-488
Jonesburg
Centurytel Missouri Llc (southwest)dba Centurylink
Landline
636-489
Saint Louis
Level 3 Communications Llc - Mo
Landline
636-492
Saint Louis
Mci Worldcom Communications Inc - Mo
Landline
636-493
Saint Louis
Charter Fiberlink Llc - Mo
Landline
636-496
Fenton
Southwestern Bell
Landline
636-497
Wentzville
T-mobile Usa Inc.
Wireless
636-498
Saint Charles
Southwestern Bell
Landline
636-500
Maryland Heights
Birch Telecom Of Missouri Inc.
Landline
636-517
Valley Park
Southwestern Bell
Landline
636-519
Chesterfield
Southwestern Bell
Landline
636-524
Ballwin
Level 3 Communications Llc - Mo
Landline
636-525
Imperial
Southwestern Bell
Landline
636-527
Ballwin
Southwestern Bell
Landline
636-528
Troy
Centurytel Missouri Llc (southwest)dba Centurylink
Landline
636-529
Valley Park
Southwestern Bell
Landline
636-530
Chesterfield
Southwestern Bell
Landline
636-532
Chesterfield
Southwestern Bell
Landline
636-533
Maryland Heights
Xo Missouri Inc.
Landline
636-534
Saint Louis
Mci Worldcom Communications Inc - Mo
Landline
636-536
Chesterfield
Southwestern Bell
Landline
636-537
Chesterfield
Southwestern Bell
Landline
636-538
Wentzville
T-mobile Usa Inc.
Wireless
636-541
Hazelwood
New Cingular Wireless Pcs Llc - Il
Wireless
636-542
Hazelwood
Windstream Nuvox Missouri Inc. - Mo
Wireless
636-543
Ballwin
Teleport Communications Group - St. Louis
Landline
636-544
Hazelwood
New Cingular Wireless Pcs Llc - Il
Wireless
636-547
Saint Louis
Global Crossing Local Services Inc.-mo
Landline
636-548
Saint Louis
Global Crossing Local Services Inc.-mo
Landline

Top prefixes in this area code

636-200→636-203→636-205→636-207→636-208→636-209→636-212→636-216→
Why area code pages matter in reverse phone lookup

Area code pages help visitors understand the wider calling region connected to a number. While a full reverse phone lookup page focuses on one specific caller, an area code page shows the bigger picture by grouping prefixes, cities, and carrier patterns under the same first three digits. This makes it easier to spot whether a number appears local, regional, or part of a service area the visitor already recognizes.

For phone directory websites, area code pages also improve browsing. A user can start with a missed call, discover the number's first three digits, and then move into the related area code to see supporting location data and a list of active prefixes. That layered navigation creates a better research experience and gives visitors more confidence when they continue into a specific number page.