Prefix Information

The prefix 203 is part of area code 484 serving Allentown, Pennsylvania.

This exchange contains 10,000 possible phone numbers (484-203-0000 through 484-203-9999).

Browse Numbers in This Prefix

484-203-0000-0999 484-203-1000-1999 484-203-2000-2999 484-203-3000-3999 484-203-4000-4999 484-203-5000-5999 484-203-6000-6999 484-203-7000-7999 484-203-8000-8999 484-203-9000-9999

Sample Numbers

(484) 203-0000 (484) 203-1234 (484) 203-2000 (484) 203-3333 (484) 203-4444 (484) 203-5555 (484) 203-6000 (484) 203-7777 (484) 203-8888 (484) 203-9999