Prefix Information

The prefix 991 is part of area code 703 serving Arlington, Virginia.

This exchange contains 10,000 possible phone numbers (703-991-0000 through 703-991-9999).

Browse Numbers in This Prefix

703-991-0000-0999 703-991-1000-1999 703-991-2000-2999 703-991-3000-3999 703-991-4000-4999 703-991-5000-5999 703-991-6000-6999 703-991-7000-7999 703-991-8000-8999 703-991-9000-9999

Sample Numbers

(703) 991-0000 (703) 991-1234 (703) 991-2000 (703) 991-3333 (703) 991-4444 (703) 991-5555 (703) 991-6000 (703) 991-7777 (703) 991-8888 (703) 991-9999