636 area code

636 is located in Missouri (MO), USA, and some of the main locations covered are O’Fallon, St Charles, St Peters, and more below (jump to list of cities).

Since 22 May 1999, area code 636 has been in service.

Currently, it is 10:15:30 AM in area code 636 (Central Time).

636 Area Code Phone Lookup


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Map of area code 636

Map of area code 636

Nearby to the 636 Area Codes

you’re probably always looking location map, cities, time zone, overlay codes, reverse phone lookup and related info. Well, one easy way to do that is by knowing your nearby area codes. That way, you don’t have to fumble through your phone’s keypad each time you want to make a call. Plus, it can come in handy when trying to find out where someone is calling from. So without further ado, here are the area codes for some of the most popular U.S. cities!

List of 636-NXX Prefixes and Corresponding Locations

We all know our location by its name and zip code, but do you know your city’s postal prefix? Chances are, unless you work for the post office or are extremely interested in the subject matter, you don’t. But prefixes play a critical role in how mail is sorted and delivered, so it’s important to be aware of them. This blog post will take a closer look at what prefixes are and their corresponding locations. Stay tuned!

Are you curious about the prefixes and corresponding locations of the area code 636? This infographic is a great place to start. It provides an overview of 636 area code, including its name, prefixes and date. The infographic also includes a map that shows the location of each area code. this guide is sure to come in handy. Enjoy!

NPANXXArea servedDate
636-200Manchester
636-201Warrenton8/17/2020
636-202Warrenton9/18/2018
636-203Fenton
636-204Warrenton6/17/2021
636-205Winfield8/16/2002
636-206St Charles3/28/2014
636-207Manchester
636-208Festus/Crystal City10/23/2002
636-209Festus/Crystal City
636-210Union9/29/2020
636-212Maxville10/28/2002
636-215Maxville1/7/2016
636-216Chesterfield6/3/2004
636-218Maxville5/26/2021
636-219St Charles2/2/2001
636-220Manchester
636-221Washington5/14/2002
636-222Cedar Hill10/28/2002
636-223Imperial1/29/2002
636-224Herculaneum/Pevely
636-225Valley Park
636-226Valley Park
636-227Manchester
636-228Augusta
636-229Harvester
636-230Manchester
636-231Washington4/9/2002
636-232Festus/Crystal City4/9/2002
636-233St Charles11/6/2001
636-234Union4/9/2002
636-235Warrenton4/9/2002
636-236Chesterfield5/10/2001
636-237Chesterfield
636-238Manchester
636-239Washington
636-240O’Fallon
636-242Marthasville10/12/2006
636-243De Soto4/9/2002
636-244Harvester8/8/2001
636-245Maxville9/21/2020
636-246St Charles4/2/2004
636-247Chesterfield5/16/2002
636-248St Peters
636-249Union7/3/2014
636-250Orchard Farm
636-251Foristell
636-252Chesterfield6/29/2021
636-253High Ridge5/7/2001
636-255St Charles
636-256Manchester
636-257Pacific
636-258Orchard Farm
636-259Gray Summit5/7/2001
636-261Harvester4/14/2003
636-262Chesterfield
636-263Harvester10/18/2001
636-264Winfield5/16/2002
636-265Dardenne8/8/2001
636-266Washington2/28/2002
636-270Ware3/11/2021
636-271Pacific
636-272O’Fallon
636-273Pond
636-274Cedar Hill
636-275Maxville2/11/2015
636-277St Charles3/8/2010
636-278St Peters
636-279St Peters
636-280Eureka3/11/2021
636-281O’Fallon
636-282Maxville
636-283Washington6/6/2007
636-284Harvester5/15/2002
636-285Cedar Hill
636-287Maxville
636-288St Charles
636-290Troy8/9/2002
636-292Chesterfield4/26/2018
636-293O’Fallon8/9/2002
636-294O’Fallon8/8/2001
636-295Troy
636-296Maxville
636-297Warrenton
636-299Chesterfield
636-300Harvester5/1/2001
636-303Union3/23/2017
636-305Fenton
636-306Herculaneum/Pevely7/3/2014
636-310Hillsboro4/5/2016
636-312O’Fallon11/6/2015
636-317Harvester2/18/2016
636-318Troy
636-319Dardenne5/14/2020
636-320Harvester
636-321Maxville
636-322St Clair1/10/2006
636-323Antonia1/10/2003
636-324Pond3/5/2007
636-326Fenton
636-327Wentzville
636-328St Charles
636-329Harvester5/1/2001
636-330De Soto3/6/2019
636-331Festus/Crystal City8/9/2017
636-332Wentzville
636-333Maxville
636-334Pacific1/10/2003
636-335Fenton7/27/2020
636-336Harvester
636-337De Soto
636-338Hawk Point
636-339O’Fallon8/25/2020
636-341Festus/Crystal City4/28/2021
636-343Fenton
636-344Harvester5/24/2005
636-345Harvester
636-346Chesterfield
636-347De Soto5/14/2021
636-348St Peters9/1/2020
636-349Fenton
636-352St Charles
636-354Harvester8/16/2021
636-355Foley1/10/2007
636-356Moscow Mills
636-357Wentzville
636-358Troy
636-359Warrenton
636-362Harvester4/18/2013
636-363Maxville
636-364St Clair1/10/2003
636-366Moscow Mills
636-368Chesterfield7/5/2001
636-369Washington3/11/2021
636-373St Charles
636-375High Ridge
636-376High Ridge
636-377Warrenton10/12/2006
636-379O’Fallon
636-383Troy7/3/2014
636-384Wright City
636-385O’Fallon2/25/2011
636-386Manchester
636-387St Peters8/8/2001
636-388Union2/28/2002
636-389St Charles
636-390Washington
636-391Manchester
636-392Washington6/3/2008
636-393Pacific12/13/2004
636-394Manchester
636-395St Charles
636-397St Peters
636-398New Melle
636-399Manchester
636-400Portage Des Sioux
636-402Gray Summit7/5/2001
636-403Harvester
636-405Pond
636-409O’Fallon1/5/2016
636-410St Charles
636-412Valley Park
636-422Pond5/11/2005
636-425Portage Des Sioux
636-426Portage Des Sioux5/10/2001
636-428High Ridge6/16/2015
636-429Eureka2/1/2013
636-431Valley Park
636-432Washington1/10/2006
636-433Marthasville
636-434Portage Des Sioux7/5/2001
636-435Valley Park
636-438Manchester
636-439O’Fallon1/14/2011
636-441Harvester
636-442Harvester
636-443St Charles
636-444Valley Park
636-445Wentzville11/13/2012
636-447Harvester
636-448St Charles
636-449Chesterfield
636-451Gray Summit
636-452Ware
636-456Warrenton
636-458Pond
636-459Foristell
636-461Imperial
636-462Troy
636-463Foristell
636-464Imperial
636-465Festus/Crystal City11/7/2006
636-466Wentzville3/28/2008
636-467Imperial
636-474O’Fallon
636-475Herculaneum/Pevely
636-477Harvester
636-479Herculaneum/Pevely
636-481Hillsboro7/5/2001
636-482Augusta
636-484Manchester
636-485St Peters
636-486Harvester8/26/2002
636-487St Charles8/26/2002
636-488Jonesburg
636-489Chesterfield
636-492Fenton
636-493St Charles
636-495High Ridge8/19/2013
636-496Fenton10/10/2008
636-497Wentzville
636-498Harvester
636-500Imperial
636-515O’Fallon1/27/2014
636-517Valley Park7/5/2001
636-519Chesterfield
636-524Festus/Crystal City3/13/2002
636-525Imperial7/5/2001
636-527Manchester
636-528Troy
636-529Valley Park
636-530Chesterfield
636-532Chesterfield
636-533Fenton
636-534Chesterfield
636-535Festus/Crystal City11/10/2014
636-536Chesterfield
636-537Chesterfield
636-538Wentzville
636-541St Charles6/8/2001
636-542O’Fallon6/19/2007
636-543Festus/Crystal City7/8/2009
636-544O’Fallon3/20/2002
636-547Imperial
636-548Maxville
636-549Eureka
636-551Cedar Hill3/17/2014
636-552Manchester
636-556Valley Park
636-557Manchester
636-561Dardenne
636-565De Soto2/27/2002
636-566Winfield
636-573St Charles
636-574St Charles
636-575High Ridge11/12/2001
636-577St Peters3/20/2002
636-578St Charles2/2/2001
636-579Chesterfield1/26/2001
636-582Union6/5/2008
636-583Union
636-584Union
636-585High Hill
636-586De Soto
636-587Eureka
636-588High Hill3/2/2021
636-590Chesterfield
636-591Manchester
636-594Manchester
636-597Truxton
636-600Fenton
636-614O’Fallon10/8/2001
636-622Troy
636-625Dardenne
636-626St Peters9/6/2018
636-627St Charles6/7/2002
636-628Manchester
636-629St Clair
636-633Imperial5/7/2001
636-634St Charles
636-635Cedar Hill6/4/2021
636-637Festus/Crystal City9/3/2019
636-638Festus/Crystal City5/22/2012
636-639Wentzville
636-642Imperial
636-648Portage Des Sioux
636-649Union10/27/2011
636-651Fenton
636-655Wentzville9/8/2021
636-660Fenton8/13/2002
636-661Old Monroe
636-662Foley
636-665Old Monroe
636-666Union12/24/2018
636-667Washington1/16/2002
636-668Winfield
636-669St Charles
636-671High Ridge
636-673Foristell
636-674Antonia
636-675Chesterfield1/18/2001
636-677High Ridge
636-678Fenton
636-679Wentzville
636-680Fenton
636-681Chesterfield
636-685Harvester
636-686Manchester
636-688St Charles
636-689Valley Park
636-692High Ridge
636-695Dardenne
636-696O’Fallon
636-697St Peters
636-698Wentzville
636-699St Charles
636-706St Peters9/20/2013
636-707Cedar Hill12/7/2004
636-717Fenton
636-720Harvester
636-722Harvester
636-723St Charles
636-724St Charles
636-725Festus/Crystal City4/18/2011
636-728Chesterfield
636-730Chesterfield
636-732Gray Summit10/24/2019
636-733Chesterfield
636-734St Charles
636-735Chesterfield
636-736Chesterfield
636-737Chesterfield
636-741Imperial
636-742Gray Summit
636-744Union3/28/2006
636-745Wright City
636-747Pacific1/5/2016
636-748Cedar Hill3/5/2007
636-751Manchester
636-753Portage Des Sioux
636-754St Charles
636-755Dardenne1/20/2005
636-757St Charles
636-758St Clair10/25/2019
636-764Fenton
636-773St Charles4/9/2004
636-775Troy2/7/2011
636-777Chesterfield
636-778Chesterfield
636-779Manchester
636-782Holstein1/10/2007
636-787Chesterfield
636-789Hillsboro
636-791Wright City1/10/2007
636-793Harvester
636-794Harvester
636-795St Charles
636-797Hillsboro
636-798Defiance
636-800St Charles10/14/2015
636-812Chesterfield
636-821Pond
636-825Valley Park
636-827Valley Park
636-828New Melle
636-829High Ridge2/6/2019
636-837Herculaneum/Pevely12/22/2020
636-841Wentzville
636-849O’Fallon4/6/2017
636-851Harvester7/5/2001
636-856Wentzville1/23/2008
636-861Valley Park
636-865Hillsboro3/24/2017
636-866St Charles
636-875St Peters7/6/2007
636-887Wentzville12/13/2004
636-888St Clair1/21/2014
636-891Manchester
636-893Manchester
636-896St Charles
636-898Chesterfield
636-899Portage Des Sioux
636-900Washington10/14/2015
636-916St Charles
636-922Harvester
636-923Valley Park
636-925St Charles
636-926Harvester
636-928Harvester
636-931Festus/Crystal City
636-932Holstein
636-933Festus/Crystal City
636-936Harvester
636-937Festus/Crystal City
636-938Eureka
636-939Harvester
636-940St Charles
636-942Antonia
636-944Ware
636-946St Charles
636-947St Charles
636-948Antonia
636-949St Charles
636-970St Peters
636-978O’Fallon
636-980O’Fallon
636-987Defiance
636-999Pacific3/20/2015
  • NPA stands for Numbering Plan Area (area code), while NXX is the central office code.
  • The rate center is listed under ‘Area served’. A rate center is a geographical area used to define local calling boundaries in the North American Numbering Plan. NPA-NXX combinations often serve more than one locality by their names.
  • The date when it was assigned. If there is no date displayed, the exchange code was assigned before 2001.

List of Cities in Area Code 636

Looking to find out what cities are in your area code 636? You’ve come to the right place! We’ve put together a comprehensive list of major cities and their corresponding area codes. Whether you’re looking to relocate or just curious, you’ll be able to find what you need here.

So without further ado, let’s get started! We’ve compiled a list of every city in the 636 area code with the corresponding phone number. We hope you find this information helpful!

CityCountyTime
AllentonSt LouisC
ArnoldJeffersonC
AugustaSt CharlesC
BallwinSt LouisC
BarnhartJeffersonC
BlackwellSt FrancoisC
CatawissaFranklinC
Cedar HillJeffersonC
ChesterfieldSt LouisC
CottlevilleSt CharlesC
Crystal CityJeffersonC
De SotoJeffersonC
DefianceSt CharlesC
DittmerJeffersonC
DutzowWarrenC
EurekaSt LouisC
FentonSt LouisC
FestusJeffersonC
FlinthillSt CharlesC
FoleyLincolnC
ForistellSt CharlesC
Gray SummitFranklinC
GroverSt LouisC
GrubvilleFranklinC
Hawk PointLincolnC
HematiteJeffersonC
HerculaneumJeffersonC
High HillMontgomeryC
High RidgeJeffersonC
HillsboroJeffersonC
House SpringsJeffersonC
ImperialJeffersonC
JonesburgMontgomeryC
KimmswickJeffersonC
LabadieFranklinC
Lake St LouisSt CharlesC
LiguoriJeffersonC
LonedellFranklinC
LuebberingFranklinC
MapavilleJeffersonC
MarthasvilleWarrenC
Morse MillJeffersonC
Moscow MillsLincolnC
New MelleSt CharlesC
O’FallonSt CharlesC
Old MonroeLincolnC
PacificFranklinC
PevelyJeffersonC
Portage Des SiouxSt CharlesC
RobertsvilleFranklinC
St AlbansFranklinC
St CharlesSt CharlesC
St ClairFranklinC
St PetersSt CharlesC
TreloarWarrenC
TroyLincolnC
TruxtonLincolnC
UnionFranklinC
Valles MinesSt FrancoisC
Villa RidgeFranklinC
WarrentonWarrenC
WashingtonFranklinC
WentzvilleSt CharlesC
West AltonSt CharlesC
WinfieldLincolnC
Wright CityWarrenC
  1. Most, but not all, of the places serviced by the area code 636 are listed in the table above. Whenever there is more than one place with the same name in the same state, we list only the largest one. Bolded text indicates places with more than 50,000 residents.
  2. Central Time is 10:15:30 AM (currently).

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