Prefix Information

The prefix 403 is part of area code 484 serving Allentown, Pennsylvania.

This exchange contains 10,000 possible phone numbers (484-403-0000 through 484-403-9999).

Browse Numbers in This Prefix

484-403-0000-0999 484-403-1000-1999 484-403-2000-2999 484-403-3000-3999 484-403-4000-4999 484-403-5000-5999 484-403-6000-6999 484-403-7000-7999 484-403-8000-8999 484-403-9000-9999

Sample Numbers

(484) 403-0000 (484) 403-1234 (484) 403-2000 (484) 403-3333 (484) 403-4444 (484) 403-5555 (484) 403-6000 (484) 403-7777 (484) 403-8888 (484) 403-9999