636 – Missouri Area Codes

Number structure

+1636230
239
240
256
257
271
...
United StatesMissouriCode of CityNumber

List of area codes

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CityArea Code
Arnold636-282, 636-287, 636-296
Ballwin636-230, 636-256, 636-527
Cedar Hill636-274, 636-285
Chesterfield636-519, 636-530, 636-532, 636-536, 636-537, 636-728
De Soto636-337, 636-586
Eureka636-587, 636-938
Fenton636-305, 636-326, 636-343, 636-349, 636-496, 636-717
Festus636-931, 636-933, 636-937
High Ridge636-376, 636-677
Hillsboro636-789, 636-797
House Springs636-671
Lake Saint Louis636-625
Marthasville636-433
O'Fallon636-240, 636-272, 636-281, 636-294, 636-379, 636-978, 636-980
Pacific636-257, 636-271
Pevely636-475, 636-479
Saint Clair636-629
St. Charles636-493, 636-723, 636-724, 636-916, 636-925, 636-940, 636-946, 636-947, 636-949
St. Peters636-278, 636-279, 636-397, 636-922, 636-970
Troy636-462, 636-528
Union636-583, 636-584
Warrenton636-456
Washington636-239, 636-390
Wentzville636-327, 636-332, 636-639, 636-887
Wright City636-745
All area codes in Missouri

Local time in Missouri

TimezoneGMTTime
America/Chicago-05:00
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Map of Missouri

Other area codes in United States

Area Codes Search Notes

Fixed phone numbers in the United States, state Missouri (area code 636) are comprised of a single country code (+1), a 3 digit area code, a 3 digit local office code (or region code), and a 4 digit line code. Making a call with the wrong country, area, or region code can be costly. Browse our sites area and region codes by state and city to ensure you have the correct information for your calls. Each states page contains a list of the cities within that state and the numbers of that area. Also available are local times. So you don’t have to worry about calling too late or early again.

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