Interstate 86 may refer to any of three unconnected Interstate Highways in the United States:
*
Interstate 86 (Pennsylvania–New York)
Interstate 86 (I-86) is an Interstate Highway that extends for through northwestern Pennsylvania and the Southern Tier region of New York, in the United States. The highway has two segments: the longer of the two begins at an interchange ...
*
Interstate 86 (Idaho)
*
Interstate 84 (Pennsylvania–Massachusetts)
Interstate 84 (I-84) is an Interstate Highway in the Northeastern United States that extends from Dunmore, Pennsylvania, (near Scranton) at an interchange with I-81 east to Sturbridge, Massachusetts, at an interchange with the Massachuse ...
, section east of East Hartford, Connecticut was formerly designated as Interstate 86
{{Road disambiguation
86