| Cities in Area Code 636 |
Antonia, Augusta, Cape Girardeau, Cedar Hill, Chesterfield, Creve Coeur, Dardenne, De Soto, Defiance, East St Louis, Eureka, Fairview Heights, Fenton, Festus, Foley, Foristell, Gray Summit, Harvester, Hawk Point, High Hill, High Ridge, Hillsboro, Holstein, Imperial, Jonesburg, Manchester, Marthasville, Maryland Heights, Maxville, Moscow Mills, New Melle, Northwest Twp, O'Fallon, Old Monroe, Olivette, Orchard Farm, Overland, Pacific, Pevely, Pond, Portage Des Sioux, St Charles, St Clair, St Louis, St Peters, Troy, Truxton, Union, Valley Park, Ware, Warrenton, Washington, Weldon Springs, Wentzville, Winfield, Wright City |
|---|---|
| Metropolitan Statisitical Areas in Area Code 636 |
St. Louis |
| Counties in Area Code 636 |
Franklin, Jefferson, Lincoln, Montgomery, St. Charles, St. Louis, Warren |
| States / Provinces |
636-230-0000, 636-234-0000, 636-237-0000, 636-320-0000, 636-368-0000, 636-376-0000, 636-432-0000, 636-449-0000, 636-475-0000, 636-479-0000, 636-487-0000, 636-577-0000, 636-590-0000, 636-627-0000, 636-633-0000, 636-669-0000, 636-677-0000, 636-681-0000, 636-696-0000, 636-697-0000, 636-742-0000, 636-821-0000, 636-825-0000, 636-911-0000, 636-940-0000
