Places beginning with TR in Pennsylvania, United States
- Trachsville
- Tracy
- Trade City
- Tradesville
- Trafford
- Trafford, Borough of
- Trainer
- Trainer, Borough of
- Transfer
- Trappe
- Trappe, Borough of
- Trauger
- Traymore
- Treasure Lake
- Tredyffrin, Township of
- Treemont
- Trees Mills
- Treichlers
- Tremont
- Tremont, Borough of
- Tremont, Township of
- Trent
- Trenton
- Tresckow
- Tresslarville
- Treveskyn
- Trevorton
- Trevose
- Trevose Heights
- Trewigtown
- Trexler
- Trexlertown
- Tri-Hill
- Tri Mills
- Trindle Springs
- Tripoli
- Triumph
- Triumph
- Triumph, Township of
- Trooper
- Trotter
- Trough Creek
- Trout Creek
- Troutman
- Trout Run
- Trouts Corners
- Troutville
- Troutville, Borough of
- Troutwell
- Trowbridge
- Troxelville
- Troy
- Troy
- Troy
- Troy, Borough of
- Troy Center
- Troy Hill
- Troytown
- Troy, Township of
- Troy, Township of
- Truce
- Trucksville
- Trucksville Gardens
- Truemans
- Truesdale Terrace
- Truittsburg
- Truman
- Trumbauersville
- Trumbauersville, Borough of
- Trunkeyville
- Trust
- Truxall
- Tryonville
- Trythall