What are the names of major highways in Maryland?

* Interstate 270 (I-270)

* Interstate 695 (I-695)

* Interstate 495 (I-495)

* Interstate 795 (I-795)

* Interstate 895 (I-895)

* US Route 1 (US 1)

* US Route 40 (US 40)

* US Route 50 (US 50)

* US Route 29 (US 29)

* US Route 301 (US 301)

* US Route 15 (US 15)

* US Route 219 (US 219)

* US Route 522 (US 522)