Prefix Information

The prefix 664 is part of area code 610 serving Allentown, Pennsylvania.

This exchange contains 10,000 possible phone numbers (610-664-0000 through 610-664-9999).

Browse Numbers in This Prefix

610-664-0000-0999 610-664-1000-1999 610-664-2000-2999 610-664-3000-3999 610-664-4000-4999 610-664-5000-5999 610-664-6000-6999 610-664-7000-7999 610-664-8000-8999 610-664-9000-9999

Sample Numbers

(610) 664-0000 (610) 664-1234 (610) 664-2000 (610) 664-3333 (610) 664-4444 (610) 664-5555 (610) 664-6000 (610) 664-7777 (610) 664-8888 (610) 664-9999