Interstate 80
Interstate 90 (a narrow strip in the northwestern corridor near Erie)
US 6 - Grand Army of the Republic Highway
Interstate 76
Interstate 78
Pa i-76, i-81, i-80
the major highways are #29 and#133
It is approximately 436 miles from Cleveland OH to Philadelphia PA. It all depends on which route you take however. It depends if you choose to take major highways or back roads.
The major north-south highways are I-75 and I-69. The major east-west are I-94 and I-96
I-95 is one of the well known highways.
They were and still are the major transportation routes.
Highways link cities - there are no major cities in the northern part of Canada
mloiu
locomoco
81,270,70,
Maryland has a few major highways in it. Interstate 95 is one of the busiest highways in the country. It runs north and south. Also 70 and 83 run through the state.
Some major highways in Louisiana include I-10, I-20, I-49, and I-12. These interstates connect major cities like New Orleans, Baton Rouge, and Shreveport, and provide important transportation routes throughout the state.