| Business | Phone |
| American Payment Systems 4200 Shelbyville Rd, Louisville 40207 | (502) 893-1683 |
| American Payment Systems 5005 Preston Hwy, Louisville 40213 | (502) 964-1282 |
| Automatic Data Processing 4801 Olympia Park Plz 2000, Louisville 40241 | (502) 245-2276 |
| Advanced Payroll Systems 11855 Commonwealth Dr A, Louisville 40299 | (502) 266-0000 |
| Maxmar Group 4500 Bowling Blvd, Louisville 40207 | (502) 899-5999 |
| Paychex Inc 13400 Eastpoint Centre Dr, Louisville 40223 | (502) 245-6660 |
| Paycor Inc 305 N Hurstbourne Pkwy 115, Louisville 40222 | (502) 425-1882 |
| Paylogic 2843 Brownsboro Rd 111, Louisville 40206 | (502) 894-0088 |