Prefix Information

The prefix 421 is part of area code 920 serving Green Bay, Wisconsin.

This exchange contains 10,000 possible phone numbers (920-421-0000 through 920-421-9999).

Browse Numbers in This Prefix

920-421-0000-0999 920-421-1000-1999 920-421-2000-2999 920-421-3000-3999 920-421-4000-4999 920-421-5000-5999 920-421-6000-6999 920-421-7000-7999 920-421-8000-8999 920-421-9000-9999

Sample Numbers

(920) 421-0000 (920) 421-1234 (920) 421-2000 (920) 421-3333 (920) 421-4444 (920) 421-5555 (920) 421-6000 (920) 421-7777 (920) 421-8888 (920) 421-9999