Prefix Information

The prefix 678 is part of area code 610 serving Allentown, Pennsylvania.

This exchange contains 10,000 possible phone numbers (610-678-0000 through 610-678-9999).

Browse Numbers in This Prefix

610-678-0000-0999 610-678-1000-1999 610-678-2000-2999 610-678-3000-3999 610-678-4000-4999 610-678-5000-5999 610-678-6000-6999 610-678-7000-7999 610-678-8000-8999 610-678-9000-9999

Sample Numbers

(610) 678-0000 (610) 678-1234 (610) 678-2000 (610) 678-3333 (610) 678-4444 (610) 678-5555 (610) 678-6000 (610) 678-7777 (610) 678-8888 (610) 678-9999