Saint Peters, MO Area Codes
Saint Peters is served by area code 636. It is in Missouri, St. Charles County. About 74,962 people live in its 1 ZIP codes.
| Field | Value |
|---|---|
| Area code(s) | 636 |
| State / province | Missouri |
| County | St. Charles County |
| Population | 74,962 |
| ZIP codes | 1 |
| Time zone | Central |
| Coordinates | 38.8007, -90.6121 |
What area code is Saint Peters in?
| Area code | Main state | Population covered | Overlap |
|---|---|---|---|
| 636 | Missouri | 1,007,929 | — |
ZIP codes in the code footprint
Nearby towns and their area codes
Saint Charles 636O Fallon 636Lake Saint Louis 636Chesterfield 636Saint Ann 314, 557Wentzville 636Ballwin 636Moscow Mills 636
How to dial
Dial 636 + 7 digits for a number in Saint Peters, or +1 636 ... from abroad. Ten-digit dialling is required everywhere in the North American Numbering Plan.