DC
Interstates in District of Columbia
6 Interstate routes run through District of Columbia: 2 primary, 4 auxiliary.
Primary / East-west
I-66
Middletown to Washington
Active Primary / North-south I-95Miami to Houlton
Active Auxiliary / Auxiliary I-295Multiple I-95 bypasses
Notable Auxiliary / Auxiliary I-395Urban I-95 connectors
Notable Auxiliary / Auxiliary I-495Capital Beltway and other loops
Notable Auxiliary / Auxiliary I-695Baltimore Beltway and urban connectors
Notable