Pennsylvania Route 13 (1920s)

PA Route 1
Location	Hookstown–Morrisville
Existed	1924–1928

PA Route 2
Location	Philadelphia–Great Bend
Length	163 mi (262 km)
Existed	1924–1928

PA Route 3
Location	Hanover Township–Easton
Existed	1924–1930

PA Route 4
Location	Shrewsbury–Lawrenceville
Length	209 mi (336 km)
Existed	1924–1930

PA Route 5
Location	Erie–Philadelphia
Existed	1924–1936

PA Route 6
Location	Salisbury–Bradford
Existed	1924–1930

PA Route 7
Location	Erie – Matamoras
Existed	1924–1930

PA Route 9
Location	West Springfield–North East
Existed	1924–1930

PA Route 9
Location	Plymouth Meeting–Clarks Summit
Existed	1980–1996

PA Route 10
Location	Blairsville–DuBois
Length	58.0 mi (93.3 km)
Existed	1924–1930

The following is a list of former state routes in Pennsylvania. These roads are now either parts of other routes or no longer carry a traffic route number. This list also includes original routes of numbers that were decommissioned and later reactivated in other locations in which most of these are still active today.

Pennsylvania Route 1 was the designation for the Lincoln Highway in Pennsylvania between 1924 and 1928. It is now US 30 west of Philadelphia and US 1 east of Philadelphia.

The former Pennsylvania Route 2 was the designation for the Lackawanna Trail and was formed in 1924, running south to north from Philadelphia to the New York state line for a distance of 163 miles (262 km). The route passed through Philadelphia, Montgomery, Bucks, Northampton, Monroe, Wayne, Lackawanna, Wyoming, and Susquehanna Counties.

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Wikipedia