WASHINGTON City Area Code List
| Area Codes | Country | State | City | Time Zone | Operating |
|---|---|---|---|---|---|
| 202 | US | District of Columbia | WASHINGTON | Eastern | Details |
| 207 | US | Maine - ME | WASHINGTON | Eastern | Details |
| 252 | US | North Carolina - NC | WASHINGTON | Eastern | Details |
| 304 | US | West Virginia - VA | WASHINGTON | Eastern | Details |
| 309 | US | Illinois - IL | WASHINGTON | Central | Details |
| 319 | US | Iowa - IA | WASHINGTON | Central | Details |
| 337 | US | Louisiana - LA | WASHINGTON | Central | Details |
| 405 | US | Oklahoma - OK | WASHINGTON | Central | Details |
| 412 | US | Pennsylvania - PA | WASHINGTON | Eastern | Details |
| 540 | US | Virginia - VA | WASHINGTON | Eastern | Details |
| 586 | US | Michigan - MI | WASHINGTON | Eastern | Details |
| 603 | US | New Hampshire - NH | WASHINGTON | Eastern | Details |
| 636 | US | Missouri - MO | WASHINGTON | Central | Details |
| 706 | US | Georgia - GA | WASHINGTON | Eastern | Details |
| 724 | US | Pennsylvania - PA | WASHINGTON | Eastern | Details |
| 785 | US | Kansas - KS | WASHINGTON | Central / Mountain | Details |
| 802 | US | Vermont - VT | WASHINGTON | Eastern | Details |
| 812 | US | Indiana - IN | WASHINGTON | Eastern / Central | Details |
| 860 | US | Connecticut - CT | WASHINGTON | Eastern | Details |
| 870 | US | Arkansas - AR | WASHINGTON | Central | Details |
| 908 | US | New Jersey - NJ | WASHINGTON | Eastern | Details |
| 936 | US | Texas - TX | WASHINGTON | Central | Details |