Duncan, SC Area Codes
Duncan is served by area codes 821 and 864. It is in South Carolina, Spartanburg County. About 18,575 people live in its 1 ZIP codes.
| Field | Value |
|---|---|
| Area code(s) | 821, 864 |
| State / province | South Carolina |
| County | Spartanburg County |
| Population | 18,575 |
| ZIP codes | 1 |
| Time zone | Eastern |
| Coordinates | 34.9056, -82.1244 |
What area code is Duncan in?
ZIP codes in the code footprint
Nearby towns and their area codes
Lyman 864Moore 864Greer 864Woodruff 864Inman 864Roebuck 864Spartanburg 821, 864Boiling Springs 821, 864
How to dial
Dial 821 + 7 digits for a number in Duncan, or +1 821 ... from abroad. Ten-digit dialling is required everywhere in the North American Numbering Plan.