Prefix Information

The prefix 643 is part of area code 801 serving Salt Lake City, Utah.

This exchange contains 10,000 possible phone numbers (801-643-0000 through 801-643-9999).

Browse Numbers in This Prefix

801-643-0000-0999 801-643-1000-1999 801-643-2000-2999 801-643-3000-3999 801-643-4000-4999 801-643-5000-5999 801-643-6000-6999 801-643-7000-7999 801-643-8000-8999 801-643-9000-9999

Sample Numbers

(801) 643-0000 (801) 643-1234 (801) 643-2000 (801) 643-3333 (801) 643-4444 (801) 643-5555 (801) 643-6000 (801) 643-7777 (801) 643-8888 (801) 643-9999