Prefix Information

The prefix 857 is part of area code 484 serving Allentown, Pennsylvania.

This exchange contains 10,000 possible phone numbers (484-857-0000 through 484-857-9999).

Browse Numbers in This Prefix

484-857-0000-0999 484-857-1000-1999 484-857-2000-2999 484-857-3000-3999 484-857-4000-4999 484-857-5000-5999 484-857-6000-6999 484-857-7000-7999 484-857-8000-8999 484-857-9000-9999

Sample Numbers

(484) 857-0000 (484) 857-1234 (484) 857-2000 (484) 857-3333 (484) 857-4444 (484) 857-5555 (484) 857-6000 (484) 857-7777 (484) 857-8888 (484) 857-9999