Prefix Information

The prefix 331 is part of area code 484 serving Allentown, Pennsylvania.

This exchange contains 10,000 possible phone numbers (484-331-0000 through 484-331-9999).

Browse Numbers in This Prefix

484-331-0000-0999 484-331-1000-1999 484-331-2000-2999 484-331-3000-3999 484-331-4000-4999 484-331-5000-5999 484-331-6000-6999 484-331-7000-7999 484-331-8000-8999 484-331-9000-9999

Sample Numbers

(484) 331-0000 (484) 331-1234 (484) 331-2000 (484) 331-3333 (484) 331-4444 (484) 331-5555 (484) 331-6000 (484) 331-7777 (484) 331-8888 (484) 331-9999