Prefix Information

The prefix 100 is part of area code 610 serving Allentown, Pennsylvania.

This exchange contains 10,000 possible phone numbers (610-100-0000 through 610-100-9999).

Browse Numbers in This Prefix

610-100-0000-0999 610-100-1000-1999 610-100-2000-2999 610-100-3000-3999 610-100-4000-4999 610-100-5000-5999 610-100-6000-6999 610-100-7000-7999 610-100-8000-8999 610-100-9000-9999

Sample Numbers

(610) 100-0000 (610) 100-1234 (610) 100-2000 (610) 100-3333 (610) 100-4444 (610) 100-5555 (610) 100-6000 (610) 100-7777 (610) 100-8888 (610) 100-9999