Prefix Information

The prefix 643 is part of area code 412 serving Pittsburgh, Pennsylvania.

This exchange contains 10,000 possible phone numbers (412-643-0000 through 412-643-9999).

Browse Numbers in This Prefix

412-643-0000-0999 412-643-1000-1999 412-643-2000-2999 412-643-3000-3999 412-643-4000-4999 412-643-5000-5999 412-643-6000-6999 412-643-7000-7999 412-643-8000-8999 412-643-9000-9999

Sample Numbers

(412) 643-0000 (412) 643-1234 (412) 643-2000 (412) 643-3333 (412) 643-4444 (412) 643-5555 (412) 643-6000 (412) 643-7777 (412) 643-8888 (412) 643-9999