Troy, MO Area Codes
Troy is served by area code 636. It is in Missouri, Lincoln County. About 27,731 people live in its 1 ZIP codes.
| Field | Value |
|---|---|
| Area code(s) | 636 |
| State / province | Missouri |
| County | Lincoln County |
| Population | 27,731 |
| ZIP codes | 1 |
| Time zone | Central |
| Coordinates | 39.0010, -90.9956 |
What area code is Troy 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
Moscow Mills 636Wright City 636Foristell 636Wentzville 636Warrenton 636Lake Saint Louis 636O Fallon 636Saint Peters 636
How to dial
Dial 636 + 7 digits for a number in Troy, or +1 636 ... from abroad. Ten-digit dialling is required everywhere in the North American Numbering Plan.