Prefix Information

The prefix 312 is part of area code 610 serving Allentown, Pennsylvania.

This exchange contains 10,000 possible phone numbers (610-312-0000 through 610-312-9999).

Browse Numbers in This Prefix

610-312-0000-0999 610-312-1000-1999 610-312-2000-2999 610-312-3000-3999 610-312-4000-4999 610-312-5000-5999 610-312-6000-6999 610-312-7000-7999 610-312-8000-8999 610-312-9000-9999

Sample Numbers

(610) 312-0000 (610) 312-1234 (610) 312-2000 (610) 312-3333 (610) 312-4444 (610) 312-5555 (610) 312-6000 (610) 312-7777 (610) 312-8888 (610) 312-9999