Prefix Information

The prefix 643 is part of area code 331 serving Aurora, Illinois.

This exchange contains 10,000 possible phone numbers (331-643-0000 through 331-643-9999).

Browse Numbers in This Prefix

331-643-0000-0999 331-643-1000-1999 331-643-2000-2999 331-643-3000-3999 331-643-4000-4999 331-643-5000-5999 331-643-6000-6999 331-643-7000-7999 331-643-8000-8999 331-643-9000-9999

Sample Numbers

(331) 643-0000 (331) 643-1234 (331) 643-2000 (331) 643-3333 (331) 643-4444 (331) 643-5555 (331) 643-6000 (331) 643-7777 (331) 643-8888 (331) 643-9999