List of Interstate Highways in New Hampshire

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Interstate Highways of the New Hampshire Highway System
System information
FormedAugust 14, 1957[1]
Highway names
InterstatesInterstate nn (I-nn)
System links

The Interstate Highways in New Hampshire comprise three current primary Interstate Highways and two auxiliary Interstates. In addition, one auxiliary Interstate number has been decommissioned along with a lone business Interstate.

List

Number Length (mi)[2] Length (km) Southern or western terminus Northern or eastern terminus Formed Removed Notes
I-89 60.864 97.951 I-93 & NH 3A in Bow I-89 at Hartford, VT 01967-01-011967 current Highway continues north into Vermont.
I-89 BL 3.9 6.3 I-89 at Enfield I-89 at Lebanon 01968-01-011968 02000-01-012000 From I-89 Exit 17 to Exit 19 along current US 4. Only one shield remained for the route in July 2000 and it was taken down by 2004. It was the only Interstate Business route in New Hampshire.
I-93 131.764 212.054 I-93 at Methuen, MA I-93 at Waterford, VT 01957-01-011957 current Partially tolled between Manchester and Concord as part of the Everett Turnpike. Continues south into Massachusetts and north in Vermont.
I-95 16.193 26.060 I-95 at Salisbury, MA I-95 at Kittery, ME 01957-01-011957 current Tolled as the New Hampshire Turnpike. Continues south into Massachusetts and north into Maine.
I-193 3.291 5.296 I-93/NH 101 in Manchester Everett Tpk. in Bedford 01961-01-011961 01976-01-011976 Southern leg of what is now designated I-293.
I-293 11.771 18.944 I-93/NH 101 in Manchester I-93/Everett Tpk. in Hooksett 01976-01-011976 current Southern leg formerly designated I-193 (1961-1976).
I-393 4.594 7.393 US 202 in Concord US 4/US 202/NH 9 in Pembroke 01979-01-011979 current Concurrent with US 4/US 202 the entire length
  •       Former

References

  1. ^ Official Route Numbering for the National System of Interstate and Defense Highways (Map). American Association of State Highway Officials. August 14, 1957. Retrieved November 22, 2010.
  2. ^ Bureau of Planning & Community Assistance (February 20, 2015). "NH Public Roads". Concord, New Hampshire: New Hampshire Department of Transportation. Retrieved April 7, 2015.

External links