| District of Virginia area codes: 703 | |
|---|---|
| Country | United States |
| State/Province | Virginia |
| Major City | Alexandria |
| Time Zone | Eastern (UTC-05:00) |
| Prefix | County | Primary City | Company |
|---|---|---|---|
| 703-368 | Manassas City | Manassas, VA | Verizon South Inc.-va (contel) |
| 703-369 | Manassas City | Manassas, VA | Verizon South Inc.-va (contel) |
| 703-370 | Alexandria City | Alexandria, VA | Verizon Virginia |
| 703-371 | Arlington | Arlington, VA | Sprint Spectrum L.p. |
| 703-372 | Fairfax | Lorton, VA | Starpower Communications |
| 703-373 | Arlington | Arlington, VA | Xo Virginia |
| 703-374 | Fairfax | Vienna, VA | Verizon Virginia |
| 703-375 | Fairfax | Herndon, VA | Verizon Virginia |
| 703-376 | Fairfax | Herndon, VA | AT&T Local |
| 703-377 | Fairfax | Mc Lean, VA | Verizon Virginia |
| 703-378 | Fairfax | Centreville, VA | Verizon Virginia |
| 703-379 | Alexandria City | Alexandria, VA | Verizon Virginia |
| 703-380 | Arlington | Arlington, VA | New Cingular Wireless PCS - DC |
| 703-382 | Fairfax | Lorton, VA | Broadwing Communications |
| 703-383 | Fairfax | Oakton, VA | Verizon Virginia |
| 703-384 | Fairfax | Oakton, VA | Verizon Virginia |
| 703-385 | Fairfax | Oakton, VA | Verizon Virginia |
| 703-386 | Fairfax | Vienna, VA | Tw Telecom Of Maryland LLC - MD |
| 703-387 | Arlington | Arlington, VA | Verizon Virginia |
| 703-388 | Arlington | Arlington, VA | Verizon Virginia |
There are 767 prefixes, In the code area, the major cities are Alexandria, VA;Annandale, VA;Arlington, VA;Burke, . The major city is Alexandria.