List of Area Codes in Missouri | ||
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417 Area Code | 573 Area Code | 660 Area Code |
816 Area Code |
County List of Area Code 314 |
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Saint Louis Area code |
County List of Area Code 636 | ||
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Franklin Area code | Jefferson Area code | Lincoln Area code |
Montgomery Area code | Saint Charles Area code | Saint Francois Area code |
Saint Louis Area code | Warren Area code |