C
- California
- Callensburg
- Callery
- Callimont
- Cambridge Springs
- Camp Hill
- Canonsburg
- Canton
- Carlisle
- Carmichaels
- Carnegie
- Carrolltown
- Carroll Valley
- Cassandra
- Casselman
- Cassville
- Castle Shannon
- Catasauqua
- Catawissa
- Centerport
- Centerville (Crawford County)
- Centerville (Washington County)
- Central City
- Centralia
- Centre Hall
- Chalfant
- Chalfont
- Chambersburg
- Chapman
- Charleroi
- Cherry Tree
- Cherry Valley
- Chester Heights
- Chester Hill
- Chest Springs
- Cheswick
- Chicora
- Christiana
- Churchill
- Clarendon
- Clarion
- Clark
- Clarks Green
- Clarks Summit
- Clarksville
- Claysville
- Clearfield
- Cleona
- Clifton Heights
- Clintonville
- Clymer
- Coal Center
- Coaldale (Bedford County)
- Coaldale (Schuylkill County)
- Coalmont
- Coalport
- Cochranton
- Cokeburg
- Collegeville
- Collingdale
- Columbia
- Colwyn
- Confluence
- Conneaut Lake
- Conneautville
- Connoquenessing
- Conshohocken
- Conway
- Conyngham
- Coopersburg
- Cooperstown
- Coplay
- Coraopolis
- Cornwall
- Corsica
- Coudersport
- Courtdale
- Crafton
- Cranesville
- Creekside
- Cresson
- Cressona
- Cross Roads
- Curwensville
Read more about this topic: List Of Towns And Boroughs In Pennsylvania