Prefix Information

The prefix 583 is part of area code 303 serving Denver, Colorado.

This exchange contains 10,000 possible phone numbers (303-583-0000 through 303-583-9999).

Browse Numbers in This Prefix

303-583-0000-0999 303-583-1000-1999 303-583-2000-2999 303-583-3000-3999 303-583-4000-4999 303-583-5000-5999 303-583-6000-6999 303-583-7000-7999 303-583-8000-8999 303-583-9000-9999

Sample Numbers

(303) 583-0000 (303) 583-1234 (303) 583-2000 (303) 583-3333 (303) 583-4444 (303) 583-5555 (303) 583-6000 (303) 583-7777 (303) 583-8888 (303) 583-9999