- Yardley
- Yarnell
- Yatesboro
- Yatesville
- Yeadon
- Yeagertown
- Yeakle Mill
- Yellow Creek
- Yellow Hammer
- Yellow House
- Yellow Spring
- Yellowood
- Yerkes
- Yocum Estates
- Yocumtown
- Yoder Heights
- Yoe
- Yohoghany
- Yordy
- York
- York Furnace
- York Haven
- York Run
- York Run Junction
- York Springs
- Yorkana
- Yorklyn
- Yorkshire
- Yorkshire Commons
- Yorkshires of Blue Bell