The western portion of the route is also signed as Interstate 80 Business.

These portions were temporarily signed as State Route 4.

The portions of the route within Bonita and Spring Valley are signed.

The southern portion of the highway is signed as the Antelope Valley Freeway.

Eventually these portions that overlapped previous state highways became signed only as US 36.

The remaining portions of the bypass, yet to be built, will be signed as US-7 when construction is completed.

Also by this time, the unsigned portions of Route 94 north of Newton were signed.

A portion of the 1975 edition was numbered (2,500 copies) and signed by Mr. Hall.

A very small portion of the current route was signed as PA 825 during the 1930s and early 1940s.

This relationship was lost once the remaining portions of former State Route 30 were signed as Route 210.