Prefix Information

The prefix 321 is part of area code 610 serving Allentown, Pennsylvania.

This exchange contains 10,000 possible phone numbers (610-321-0000 through 610-321-9999).

Browse Numbers in This Prefix

610-321-0000-0999 610-321-1000-1999 610-321-2000-2999 610-321-3000-3999 610-321-4000-4999 610-321-5000-5999 610-321-6000-6999 610-321-7000-7999 610-321-8000-8999 610-321-9000-9999

Sample Numbers

(610) 321-0000 (610) 321-1234 (610) 321-2000 (610) 321-3333 (610) 321-4444 (610) 321-5555 (610) 321-6000 (610) 321-7777 (610) 321-8888 (610) 321-9999