| Butler County Fire & Emergency Medical Services | ||||||
| 1 | Butler City | 31 | Marion Township | |||
| 2 | 32 | Eau Claire | ||||
| 3 | Meridian | 33 | Slippery Rock | |||
| 4 | Lyndora | 34 | Harrisville | |||
| 5 | Greenwood | 35 | Oneida Valley | |||
| 6 | Mercer Road | 36 | Sarver | |||
| 7 | South Butler | 37 | ||||
| 8 | Lick Hill | 38 | ||||
| 9 | East Butler | 39 | Parker City (Armstrong County) | |||
| 10 | Herman | 40 | ||||
| 11 | Penn Township | 41 | ||||
| 12 | Connoquenessing | 42 | Adams Area Fire | |||
| 13 | Prospect | 43 | Bruin | |||
| 14 | Unionville | 44 | East Butler EMS | |||
| 15 | Saxonburg | 45 | Saxonburg VFC EMS | |||
| 16 | Middlesex Township | 46 | Winfield Township | |||
| 17 | 51 | Cranberry EMS | ||||
| 18 | 52 | Slippery Rock EMS | ||||
| 19 | Callery | 53 | Petrolia EMS | |||
| 20 | Evans City | 54 | AK Steel Butler Works | |||
| 21 | Cranberry Township | 60 | Mars EMS | |||
| 22 | Zelienople | 64 | Portersville EMS | |||
| 23 | Harmony | 65 | Harmony EMS | |||
| 24 | Portersville | 70 | Buffalo EMS | |||
| 25 | West Sunbury | 76 | Quality EMS | |||
| 26 | Chicora | 85 | ||||
| 27 | Buffalo Township | 97 | ||||
| 28 | Petrolia | 99 | Butler EMS | |||
| 29 | 100 | Butler County HazMat | ||||
| 30 | North Washington | |||||