| 1. |
Adamsburg Borough |
March 1, 2020 to February 28, 2021 |
| 2. |
City of Greensburg |
March 1, 2020 to February 28, 2021 |
| 3. |
Hunker Borough |
March 1, 2020 to February 28, 2021 |
| 4. |
Municipality of Murrysville |
March 1, 2020 to February 28, 2021 |
| 5. |
Sewickley Township |
March 1, 2020 to February 28, 2021 |
| 6. |
Smithton Borough |
March 1, 2020 to February 28, 2021 |
| 7. |
Madison Borough |
March 1, 2020 to February 28, 2021 |
| 8. |
St. Clair Township |
March 1, 2020 to February 28, 2021 |
| 9. |
Former Vandergrift Borough |
March 1, 2021 to December 31, 2021 |
| 10. |
Former Rostraver Township |
March 1, 2021 to December 31, 2021 |
| 11. |
Former Upper Burrell Township |
March 1, 2021 to December 31, 2021 |
| 12. |
Former Fairfield Township |
March 1, 2021 to December 31, 2021 |
| 13. |
Former Penn Township |
March 1, 2021 to December 31, 2021 |
| 14. |
Former Allegheny Township |
March 1, 2021 to December 31, 2021 |
| 15. |
Former New Florence Borough |
March 1, 2021 to December 31, 2021 |
| 16. |
Former Bolivar Borough |
March 1, 2021 to December 31, 2021 |
| 17. |
Former Loyalhanna Township |
March 1, 2021 to December 31, 2021 |
| 18. |
Hyde Park Borough |
July 1, 2021 to February 28, 2022 |
| 19. |
Former Trafford Borough |
March 1, 2021 to December 31, 2021 |
| 20. |
Former Sewickley Township |
March 1, 2021 to December 31, 2021 |