Front Plate Required: No
Area Codes: 215, 223, 267, 272, 412, 484, 570, 610, 717, 724, 814, 835, 878
License Plates:
Windshield Stickers:
Road and Highway Signs:
County Roads:
Highways:
Highway Adoption:
Historical:
None
The Pennsylvania Guide is not done yet.
State Road number plate
Blue township signs
Keystone marker
North Carolina and Virginia use similar white sign markers.
Pennsylvania's standard license plate has a similar color pattern to Iowa's blue and yellow plate.
Pennsylvania
Pennsylvania's keystone markers have a similar color pattern to New York's blue and yellow historical marker.
Pennsylvania keystone marker
New York historical marker
Thanks to geofessr for explaining the white number plates.
Thanks to Xeon for info about PA's keystone markers.