- Bucks, Montgomery & Berks Counties (BMB)
- Chester, Delaware & Philadelphia Counties (CDP)
- Lehigh Valley - Lehigh & Northampton Counties (LV)
- Greater Harrisburg & Lancaster, York &
Lebanon Counties (HLYL) - Allegheny, Westmoreland, Beaver, Washington, Butler,
Fayette, Lawrence, Indiana & Armstrong Counties (PITT)
