| Business | Phone |
| Municipal Building 1102 Portville Olean Rd, Portville 14770 | (716) 933-6658 |
| Portville Highway Garage 1102 Olean Portville Rd, Portville 14770 | (716) 933-8055 |
| Portville Sewage Treatment 42 S Main St, Portville 14770 | (716) 933-8809 |
| Portville Village Garage 1 Depot St, Portville 14770 | (716) 933-6199 |
| Portville Village Office 1 S Main St, Portville 14770 | (716) 933-8407 |