| Business | Phone |
| City Garage 65 Park Dr, Hornell 14843 | (607) 324-0700 |
| Crime Hotline 110 Broadway, Hornell 14843 | (607) 324-7200 |
| Hornell City Filter Plant 7460 Seneca Rd N, Hornell 14843 | (607) 324-3469 |
| Hornell City Main Offices 82 Main St, Hornell 14843 | (607) 324-7421 |
| Hornell Cty Chamberlins Office 82 Main St, Hornell 14843 | (607) 324-3074 |
| Village Clerk 4 W Maplewood Ave, Hornell 14843 | (607) 324-7894 |