Interstate 99 (I-99) is an interstate highway in the United States with two segments: one located in central Pennsylvania and the other in southern New...

not been finalized.[citation needed] Interstate 7 or Interstate 9 has been proposed by Caltrans for State Route 99 in central California. It would go from...

Valley. From its southern end at Interstate 5 (I-5) near Wheeler Ridge to its northern end at SR 36 near Red Bluff, SR 99 goes through the densely populated...

Vancouver as British Columbia Highway 99 (BC 99). I-5 was originally created in 1956 as part of the Interstate Highway System, but it was predated by...

There are gaps in the Interstate Highway system, where the roadway carrying an Interstate shield does not conform to the standards set by the Federal...

replaced for the most part by Interstate 5. Known also as the "Golden State Highway" and "The Main Street of California", US 99 was important throughout much...

Interstate 5 (I-5) is a major north–south route of the Interstate Highway System in the United States, stretching from the Mexican border at the San Ysidro...

of US 15 in New York was designated to Interstate 99 on June 27, 2014, and US 15 now runs concurrently with I-99. US 15 enters New York adjacent to the...

National System of Interstate and Defense Highways, commonly known as the Interstate Highway System, or the Eisenhower Interstate System, is a network...

shared an official SR designation with Interstate 99 (I-99) but was changed in 2008 to be officially SR 0699. PA 99 begins at an intersection with US 6/US...