Washington D.C. Dialing Codes, Country Codes and Area Codes
| City | Country Codes | Area Codes | Dialing Codes |
|---|---|---|---|
| Washington D.C. | +1 | 202 | +1 202 |
Others Dialing Codes, Country Codes and Area Codes
| Washington 01 | Washington 02 | Washington 03 |
| Washington 04 | Washington 05 | Washington 06 |
| Washington 07 | Washington 08 | Washington 09 |
| Washington 10 | Washington D.C. | |
