Prefix Information

The prefix 421 is part of area code 336 serving Greensboro, North Carolina.

This exchange contains 10,000 possible phone numbers (336-421-0000 through 336-421-9999).

Browse Numbers in This Prefix

336-421-0000-0999 336-421-1000-1999 336-421-2000-2999 336-421-3000-3999 336-421-4000-4999 336-421-5000-5999 336-421-6000-6999 336-421-7000-7999 336-421-8000-8999 336-421-9000-9999

Sample Numbers

(336) 421-0000 (336) 421-1234 (336) 421-2000 (336) 421-3333 (336) 421-4444 (336) 421-5555 (336) 421-6000 (336) 421-7777 (336) 421-8888 (336) 421-9999