| Business | Phone |
| Williston Border Station Williston 58801 | (701) 572-8003 |
| Williston Building Inspector 22 E Broadway, Williston 58801 | (701) 577-8115 |
| Williston City Commission 22 E Broadway, Williston 58801 | (701) 577-8100 |
| Williston Landfill 5176 134th Ave Nw, Williston 58801 | (701) 577-8123 |
| Williston Sewage Treatment Plt 700 Riverside Dr, Williston 58801 | (701) 577-4311 |
| Williston Water Billing 22 E Broadway, Williston 58801 | (701) 577-8105 |
| Riverview Cemetery 815 9th Ave W, Williston 58801 | (701) 577-3931 |