MA
Interstates in Massachusetts
10 Interstate routes run through Massachusetts: 5 primary, 5 auxiliary.
Primary / East-west
I-84 (PA-MA)
Dunmore to Sturbridge
Active Primary / East-west I-90Seattle to Boston
Active Primary / North-south I-91New Haven to the Canadian border
Active Primary / North-south I-93Boston to St. Johnsbury
Active Primary / North-south I-95Miami to Houlton
Active Auxiliary / Auxiliary I-190Chicago, Worcester, Buffalo/Niagara
Notable Auxiliary / Auxiliary I-195Multiple East Coast connectors
Notable Auxiliary / Auxiliary I-290Chicago, Worcester, Buffalo
Notable Auxiliary / Auxiliary I-295Multiple I-95 bypasses
Notable Auxiliary / Auxiliary I-495Capital Beltway and other loops
Notable