| Business | Phone |
| Walworth County Equalization 4304 4th Ave, Selby 57472 | (605) 649-7602 |
| Walworth County Extension Ofc 4304 4th Ave, Selby 57472 | (605) 649-7607 |
| Walworth County Register-Deeds 4304 4th Ave, Selby 57472 | (605) 649-7057 |
| Clerk Of Courts 3405 4th Ave, Selby 57472 | (605) 649-7311 |