Prefix Information

The prefix 604 is part of area code 319 serving Cedar Rapids, Iowa.

This exchange contains 10,000 possible phone numbers (319-604-0000 through 319-604-9999).

Browse Numbers in This Prefix

319-604-0000-0999 319-604-1000-1999 319-604-2000-2999 319-604-3000-3999 319-604-4000-4999 319-604-5000-5999 319-604-6000-6999 319-604-7000-7999 319-604-8000-8999 319-604-9000-9999

Sample Numbers

(319) 604-0000 (319) 604-1234 (319) 604-2000 (319) 604-3333 (319) 604-4444 (319) 604-5555 (319) 604-6000 (319) 604-7777 (319) 604-8888 (319) 604-9999