Prefix Information

The prefix 623 is part of area code 484 serving Allentown, Pennsylvania.

This exchange contains 10,000 possible phone numbers (484-623-0000 through 484-623-9999).

Browse Numbers in This Prefix

484-623-0000-0999 484-623-1000-1999 484-623-2000-2999 484-623-3000-3999 484-623-4000-4999 484-623-5000-5999 484-623-6000-6999 484-623-7000-7999 484-623-8000-8999 484-623-9000-9999

Sample Numbers

(484) 623-0000 (484) 623-1234 (484) 623-2000 (484) 623-3333 (484) 623-4444 (484) 623-5555 (484) 623-6000 (484) 623-7777 (484) 623-8888 (484) 623-9999