Prefix Information

The prefix 623 is part of area code 412 serving Pittsburgh, Pennsylvania.

This exchange contains 10,000 possible phone numbers (412-623-0000 through 412-623-9999).

Browse Numbers in This Prefix

412-623-0000-0999 412-623-1000-1999 412-623-2000-2999 412-623-3000-3999 412-623-4000-4999 412-623-5000-5999 412-623-6000-6999 412-623-7000-7999 412-623-8000-8999 412-623-9000-9999

Sample Numbers

(412) 623-0000 (412) 623-1234 (412) 623-2000 (412) 623-3333 (412) 623-4444 (412) 623-5555 (412) 623-6000 (412) 623-7777 (412) 623-8888 (412) 623-9999