District of Columbia Area Codes
1 area codes in District of Columbia, United States. Country code: +1. Find area codes by city and region.
All District of Columbia Area Codes
| Area Code | Major Cities | Region |
|---|---|---|
| 202 | Washington DC | DC |
About District of Columbia Area Codes
District of Columbia uses 1 area codes under the North American Numbering Plan (NANP). When calling within District of Columbia, dial the 3-digit area code followed by the 7-digit phone number. From abroad: exit code + 1 + area code + number.