Cities in area code 703
703 numbers are anchored to 19 rate centers across Virginia. Each row shows how many active prefixes the locality holds — a direct measure of its numbering footprint.
By numbering footprint the leading localities are Washington Zone 8, Washington Zone 17, Washington Zone 19, Herndon, Manassas, Leesburg, Braddock and Occoquan, and 10 smaller communities down to single-prefix localities. Prefix counts track lines in service, so the ranking is a reasonable proxy for where the code's subscribers actually are.
Metropolitan coverage: 19 rate centers belong to FCC top-100 metro areas.
Overlap note: 19 localities are shared with other area codes, so a neighbor's number may differ in its first three digits.
Clock-wise the coverage is Eastern.
A caller's real location can differ: numbers port between carriers and follow their owners when they move. Use the prefix tables to see where a specific number block was issued.
| Locality (rate center) | Active prefixes | Metro area | All codes serving it |
|---|---|---|---|
| Washington Zone 8 | 278 | Washington-Arlington-Alexandria, DC-VA-MD-WV | 571, 703 |
| Washington Zone 17 | 144 | Washington-Arlington-Alexandria, DC-VA-MD-WV | 571, 703 |
| Washington Zone 19 | 127 | Washington-Arlington-Alexandria, DC-VA-MD-WV | 571, 703 |
| Herndon | 65 | Washington-Arlington-Alexandria, DC-VA-MD-WV | 571, 703 |
| Manassas | 26 | Washington-Arlington-Alexandria, DC-VA-MD-WV | 571, 703 |
| Leesburg | 24 | Washington-Arlington-Alexandria, DC-VA-MD-WV | 571, 703 |
| Braddock | 17 | Washington-Arlington-Alexandria, DC-VA-MD-WV | 571, 703 |
| Occoquan | 16 | Washington-Arlington-Alexandria, DC-VA-MD-WV | 571, 703 |
| Dale City | 14 | Washington-Arlington-Alexandria, DC-VA-MD-WV | 571, 703 |
| Triangle | 13 | Washington-Arlington-Alexandria, DC-VA-MD-WV | 571, 703 |
| Engleside | 12 | Washington-Arlington-Alexandria, DC-VA-MD-WV | 571, 703 |
| Lorton | 10 | Washington-Arlington-Alexandria, DC-VA-MD-WV | 571, 703 |
| Dulles | 9 | Washington-Arlington-Alexandria, DC-VA-MD-WV | 571, 703 |
| Dulles Metro | 5 | Washington-Arlington-Alexandria, DC-VA-MD-WV | 571, 703 |
| Arcola | 5 | Washington-Arlington-Alexandria, DC-VA-MD-WV | 571, 703 |
| Haymarket | 4 | Washington-Arlington-Alexandria, DC-VA-MD-WV | 571, 703 |
| Nokesville | 2 | Washington-Arlington-Alexandria, DC-VA-MD-WV | 571, 703 |
| Lorton Metro | 2 | Washington-Arlington-Alexandria, DC-VA-MD-WV | 571, 703 |
| Independent Hill | 2 | Washington-Arlington-Alexandria, DC-VA-MD-WV | 571, 703 |
FAQ
What is the biggest city in area code 703?
Washington Zone 8 holds the most active prefixes (278), making it the code's largest numbering locality.
How many places does 703 cover?
19 rate centers in Virginia hold active 703 prefixes, from Washington Zone 8 down to communities with a single prefix.
Does a 703 number guarantee the caller lives in one of these places?
No — the tables show where number blocks were issued. Porting and VoIP let people keep or acquire numbers anywhere.