Prefix Information

The prefix 121 is part of area code 608 serving Madison, Wisconsin.

This exchange contains 10,000 possible phone numbers (608-121-0000 through 608-121-9999).

Browse Numbers in This Prefix

608-121-0000-0999 608-121-1000-1999 608-121-2000-2999 608-121-3000-3999 608-121-4000-4999 608-121-5000-5999 608-121-6000-6999 608-121-7000-7999 608-121-8000-8999 608-121-9000-9999

Sample Numbers

(608) 121-0000 (608) 121-1234 (608) 121-2000 (608) 121-3333 (608) 121-4444 (608) 121-5555 (608) 121-6000 (608) 121-7777 (608) 121-8888 (608) 121-9999