Members:
- Adams County
- Armstrong County
- Bedford County
- Berks County
- Bradford County
- Bucks County
- Cameron County
- Centre County
- Clarion County
- Clearfield County
- Clinton County
- Columbia County
- Elk County
- Erie County
- Fayette County
- Forest County
- Franklin County
- Fulton County
- Greene County
- Huntingdon County
- Indiana County
- Jefferson County
- Juniata County
- Lawrence County
- Luzerne County
- Mifflin County
- Monroe County
- Montour County
- Northumberland County
- Perry County
- Pike County
- Potter County
- Snyder County
- Somerset County
- Sullivan County
- Susquehanna County
- Tioga County
- Union County
- Wayne County
- Westmoreland County
- Wyoming County
- York County
- Carbon Monroe Pike MH/DS
- CCAP
- Central Susquehanna Regional 911
- Potter County Human Services
- SEDA-COG
Members:
- Bedford County
- Clarion County
- Columbia County
- Elk County
- Greene County
- Huntingdon County
- Lycoming County
- McKean County
- Mifflin County
- Montour County
- Northumberland County
- Perry County
- Potter County
- Tioga County
- Union County
- Warren County
- Wayne County
PIMCC Associate Member Counties:
- Allegheny County
- Armstrong County
- Cameron County
- Fulton County
- Juniata County
- Susquehanna County
- Wyoming County
Act 22 Service Participating Counties:
- Adams County
- Allegheny County
- Armstrong County
- Beaver County
- Bedford County
- Berks County
- Blair County
- Bradford County
- Bucks County
- Butler County
- Cambria County
- Carbon County
- Centre County
- Chester County
- Clarion County
- Clearfield County
- Clinton County
- Columbia County
- Crawford County
- Cumberland County
- Dauphin County
- Delaware County
- Elk County
- Erie County
- Fayette County
- Franklin County
- Greene County
- Huntingdon County
- Indiana County
- Jefferson County
- Lackawanna County
- Lancaster County
- Lawrence County
- Lebanon County
- Lehigh County
- Luzerne County
- Lycoming County
- McKean County
- Mercer County
- Mifflin County
- Monroe County
- Montgomery County
- Montour County
- Northampton County
- Northumberland County
- Perry County
- Philadelphia County
- Pike County
- Potter County
- Schuylkill County
- Somerset County
- Tioga County
- Union County
- Venango County
- Washington County
- Warren County
- Wayne County
- Westmoreland County
- Wyoming County
- York County
Members:
- Adams County
- Bedford County
- Blair County
- Bradford County
- Cameron County
- Clarion County
- Clearfield County
- Clinton County
- Columbia County
- Crawford County
- Elk County
- Erie County
- Fayette County
- Forest County
- Fulton County
- Greene County
- Huntingdon County
- Indiana County
- Jefferson County
- Juniata County
- Lawrence County
- McKean County
- Mercer County
- Mifflin County
- Montour County
- Perry County
- Pike County
- Potter County
- Snyder County
- Somerset County
- Sullivan County
- Susquehanna County
- Tioga County
- Union County
- Warren County
- Wayne County
- Wyoming County
- Bedford-Somerset DBHS
- Carbon-Monroe-Pike MH/DS
- CCAP
- Central Counties Youth Center
- Central Susquehanna Regional 911
- CMSU
- Community Connections of Clearfield/Jefferson Counties
- Columbia County Traveling Library
- Huntingdon-Bedford-Fulton Area Agency on Aging
- Pike County Economic Development Authority
- SEDA-COG
- Southern Alleghenies Planning & Development Commission
- Union-Snyder Area Agency on Aging
- Union-Snyder Community Action Agency
Members:
- Allegheny County: John J. Kane Regional Centers
- Berks County: Berks Heim Nursing & Rehabilitation
- Bradford County: Bradford County Manor
- Centre County: Centre Care
- Chester County: Pocopson Home
- Clearfield County: DuBois Nursing Home & DuBois Village
- Clinton County: Susque-View Home, Inc.
- Crawford County: Crawford County Care Center
- Erie County: Pleasant Ridge Manor
- Jefferson County: Penn Highlands Jefferson Manor
- Lebanon County: Cedar Haven Nursing Home
- Lehigh County: Cedarbrook Nursing Homes
- Monroe County: Pleasant Valley Manor, Inc.
- Northampton County: Gracedale Nursing Home
- Philadelphia County: Philadelphia Nursing Home
- Warren County: Rouse Estate
- Wayne County: Wayne Woodlands Manor
- Westmoreland County: Westmoreland Manor
- York County: Pleasant Acres Nursing and Rehabilitation Center
Members:
- Berks County Home - Berks Heim
- Communities at Indian Haven
- DuBois Nursing Home
- Elk Haven Nursing Home
- Gracedale Nursing Home
- Kane Community Living Centers – Glen Hazel
- Kane Community Living Centers – McKeesport
- Kane Community Living Centers – Ross
- Kane Community Living Centers – Scott
- Loyalhanna Health Care Associates
- Neshaminy Manor Nursing Home
- Pleasant Ridge Manor Nursing Home
- Pocopson Home
- The Ridge at Heritage Meadows
- Westmoreland Manor
Members:
- Adams County
- Beaver County
- Bedford County
- Berks County
- Blair County
- Bradford County
- Butler County
- Cambria County
- Cameron County
- Carbon County
- Centre County
- Chester County
- Clarion County
- Clearfield County
- Clinton County
- Columbia County
- Crawford County
- Elk County
- Erie County
- Fayette County
- Forest County
- Franklin County
- Fulton County
- Greene County
- Huntingdon County
- Indiana County
- Jefferson County
- Juniata County
- Lawrence County
- Lebanon County
- Lycoming County
- McKean County
- Mercer County
- Mifflin County
- Monroe County
- Montour County
- Northampton County
- Perry County
- Pike County
- Potter County
- Schuylkill County
- Snyder County
- Somerset County
- Sullivan County
- Susquehanna County
- Tioga County
- Union County
- Venango
- Warren County
- Washington County
- Wayne County
- Westmoreland County
- Wyoming County
- Adams County Conservation District
- Central Counties Youth Center
- Central Susquehanna Regional 911
- Huntingdon-Bedford-Fulton Agency on Aging
- Lycoming Clinton Joinder
- Pike County Conservation District
- Pike County Economic Development Authority
Members:
- Cameron County
- Clinton County
- Elk County
- Forest County
- Potter County
- Tioga County
- County Commissioners Association of Pennsylvania (CCAP)
- Carbon-Monroe-Pike Mental Health and Development Services (CMP MH/DS)
- Indiana County Conservation District
- SEDA-Council of Governments
- Southern Alleghenies Planning & Development Commission (SAP&DC)
Members:
- Beaver County
- Bedford-Somerset DB/HS
- Berks County
- Berks Connections and Pretrial Services
- Blair County
- Bradford County
- Bucks County
- Cameron County
- Carbon County
- Chester County
- Clarion County
- Clinton County
- Columbia County
- Community Connections of Clearfield/Jefferson Counties
- Crawford County
- Cumberland County
- Elk County
- Erie County
- Fayette County
- Franklin County
- Fulton County
- Gracedale Nursing Home
- Greene County
- Huntingdon County
- Indiana County
- Jefferson County
- Juniata County
- Lancaster County
- Lycoming County
- McKean County
- Mercer County
- Mifflin County
- Monroe County
- Montour County
- Northampton Court of Common Pleas
- Northampton EMS
- Perry County
- Pleasant Ridge Nursing Home
- Potter County
- Rouse Estate
- Schuylkill County
- Somerset County
- Sullivan County
- Susquehanna County
- Tioga County
- Union County
- Warren County
- Wayne County
- York County