| General Information about Area Code 703 | |
|---|---|
| Country | United States |
| State / Province / Territory | Virginia |
| Major City | Alexandria |
| Time Zone | Eastern (UTC-05:00) |
| Prefix | Primary City | County | Phone Type |
|---|---|---|---|
| 703-665 | Dulles | Loudoun | Landline |
| 703-743 | Haymarket | Prince William | Landline |
| 703-220 | Arlington | Arlington | Wireless |
| 703-585 | Arlington | Arlington | Wireless |
| 703-649 | Triangle | Prince William | Landline |
| 703-215 | Alexandria | Fairfax | Wireless |
| 703-628 | Arlington | Arlington | Wireless |
| 703-871 | Reston | Fairfax | Landline |
| 703-795 | Arlington | Arlington | Wireless |
| 703-962 | Fort Myer | Arlington | Landline |
| 703-550 | Fort Belvoir | Fairfax | Landline |
| 703-858 | Ashburn | Loudoun | Landline |
| 703-679 | Centreville | Fairfax | Landline |
| 703-533 | Arlington | Arlington | Landline |
| 703-692 | Fort Myer | Arlington | Landline |
| 703-803 | Centreville | Fairfax | Landline |
| 703-967 | Arlington | Arlington | Wireless |
| 703-851 | Arlington | Arlington | Wireless |
| 703-949 | Reston | Fairfax | Landline |
| 703-308 | Arlington | Arlington | Landline |