| Business | Phone |
| Selinsgrove Boro Adm Offices 1 N High St, Selinsgrove 17870 | (570) 374-2311 |
| Penn Township Municipal Auth 12 Clifford Rd, Selinsgrove 17870 | (570) 374-8256 |
| Penn Township Municipal Bldg 12 Clifford Rd, Selinsgrove 17870 | (570) 374-4778 |
| Penn Township Municipal Bldg Rr 1, Selinsgrove 17870 | (570) 374-4778 |
| Perry Twp Office Selinsgrove 17870 | (570) 374-2254 |
| Monroe Town Garage Park Rd, Selinsgrove 17870 | (570) 743-7207 |
| Monroe Township Municipal Bldg Municipal Dr, Selinsgrove 17870 | (570) 743-7057 |