Prefix Information

The prefix 644 is part of area code 336 serving Greensboro, North Carolina.

This exchange contains 10,000 possible phone numbers (336-644-0000 through 336-644-9999).

Browse Numbers in This Prefix

336-644-0000-0999 336-644-1000-1999 336-644-2000-2999 336-644-3000-3999 336-644-4000-4999 336-644-5000-5999 336-644-6000-6999 336-644-7000-7999 336-644-8000-8999 336-644-9000-9999

Sample Numbers

(336) 644-0000 (336) 644-1234 (336) 644-2000 (336) 644-3333 (336) 644-4444 (336) 644-5555 (336) 644-6000 (336) 644-7777 (336) 644-8888 (336) 644-9999