| Business | Phone |
| Frankfort Marina Office 143 Marina Dr, Frankfort 13340 | (315) 894-0500 |
| Frankfort Power & Light 126 E Orchard St, Frankfort 13340 | (315) 894-2277 |
| Frankfort Village Clerk 110 Railroad St, Frankfort 13340 | (315) 895-7651 |
| Frankfort Village Dpw Garage 156 S Litchfield St, Frankfort 13340 | (315) 894-0923 |
| Frankfort Village Water Garage Municipal Plant Dr, Frankfort 13340 | (315) 894-0620 |
| Light Dept 110 Railroad St, Frankfort 13340 | (315) 894-8611 |
| Town Garage 386 Gulf Rd, Frankfort 13340 | (315) 894-4932 |
| Village Office 110 Railroad St, Frankfort 13340 | (315) 894-8811 |
| Village Office 126 E Orchard St, Frankfort 13340 | (315) 894-8811 |