Prefix Information

The prefix 856 is part of area code 610 serving Allentown, Pennsylvania.

This exchange contains 10,000 possible phone numbers (610-856-0000 through 610-856-9999).

Browse Numbers in This Prefix

610-856-0000-0999 610-856-1000-1999 610-856-2000-2999 610-856-3000-3999 610-856-4000-4999 610-856-5000-5999 610-856-6000-6999 610-856-7000-7999 610-856-8000-8999 610-856-9000-9999

Sample Numbers

(610) 856-0000 (610) 856-1234 (610) 856-2000 (610) 856-3333 (610) 856-4444 (610) 856-5555 (610) 856-6000 (610) 856-7777 (610) 856-8888 (610) 856-9999