| Business | Phone |
| Sister Bay Administrative Bldg 421 Maple Dr, Sister Bay 54234 | (920) 854-4118 |
| Sister Bay Dock 817 N Bay Shore Dr, Sister Bay 54234 | (920) 854-4457 |
| Village Of Sister Bay 416 Gateway Dr, Sister Bay 54234 | (920) 854-2812 |
| Town Of Liberty Grove 11161 Old Stage Rd, Sister Bay 54234 | (920) 854-2934 |
| Village Of Sister Bay 210 Park Ln, Sister Bay 54234 | (920) 854-7014 |