Analysis of information sources in references of the Wikipedia article "New Jersey Route 138" in English language version.
The section of highway which was designated as Route 38 in Wall Township, Monmouth County, was redesignated Route 138 on July 29, 1988, as evidenced in the New Jersey State Highway Straight Line Diagrams 1990.
The section of highway which was designated as Route 38 in Wall Township, Monmouth County, was redesignated Route 138 on July 29, 1988, as evidenced in the New Jersey State Highway Straight Line Diagrams 1990.