Computers & Telecommunications All Categories... Computers & Telecommunication go Results Found: 2 Button group with nested dropdown goJefferson.com goJefferson.com 231 South Main Street Jefferson WI 53549 (920) 674-5200 U.S. Cellular Authorized Agent - MK C... U.S. Cellular Authorized Agent - MK Cellular Knowledgeable wireless consultants ready to serve you! Knowledgeable wireless consultants ready to serve you! 425 S Main St. Jefferson WI 53549 (920) 723-8686