Rapid City, SD Area Codes
Rapid City is served by area code 605. It is in South Dakota, Pennington County. About 99,403 people live in its 4 ZIP codes.
| Field | Value |
|---|---|
| Area code(s) | 605 |
| State / province | South Dakota |
| County | Pennington County |
| Population | 99,403 |
| ZIP codes | 4 |
| Time zone | Mountain |
| Coordinates | 44.0586, -103.2441 |
What area code is Rapid City in?
| Area code | Main state | Population covered | Overlap |
|---|---|---|---|
| 605 | South Dakota | 905,421 | — |
ZIP codes in the code footprint
Nearby towns and their area codes
How to dial
Dial 605 + 7 digits for a number in Rapid City, or +1 605 ... from abroad. Ten-digit dialling is required everywhere in the North American Numbering Plan.