Prefix Information

The prefix 643 is part of area code 319 serving Cedar Rapids, Iowa.

This exchange contains 10,000 possible phone numbers (319-643-0000 through 319-643-9999).

Browse Numbers in This Prefix

319-643-0000-0999 319-643-1000-1999 319-643-2000-2999 319-643-3000-3999 319-643-4000-4999 319-643-5000-5999 319-643-6000-6999 319-643-7000-7999 319-643-8000-8999 319-643-9000-9999

Sample Numbers

(319) 643-0000 (319) 643-1234 (319) 643-2000 (319) 643-3333 (319) 643-4444 (319) 643-5555 (319) 643-6000 (319) 643-7777 (319) 643-8888 (319) 643-9999