List of state routes in New Hampshire
| New Hampshire Highway System | |
|---|---|
|
Standard highway markers for longest New Hampshire Routes | |
| Highway names | |
| Interstates: | Interstate X (I-X) |
| US Highways: | U.S. Route n (US X or Route X) |
| State: | New Hampshire Route X (NH X or Route X) |
| System links | |
Primary routes
Auxiliary routes
| Number | Length (mi)[1] | Length (km) | Southern or western terminus | Northern or eastern terminus | Formed | Removed | Notes | |
|---|---|---|---|---|---|---|---|---|
 NH 1A |
18.405 | 29.620 | Route 1A in Salisbury, MA | US 1 in Portsmouth | — | — | ||
 NH 1B |
4.808 | 7.738 | NH 1A in Portsmouth | US 1 in Portsmouth | — | — | ||
 NH 3A |
39.412 | 63.427 | Route 3A in Tyngsborough | US 3 in Concord | — | — | Southern segment | |
| NH 3A |
31.015 | 49.914 | US 3 / NH 11 / NH 127 in Franklin | I‑93 / US 3 / NH 25 in Plymouth | — | — | Northern segment | |
 NH 3B |
40.08 | 64.50 | NH 9 in Concord | US 3 / NH 25 in Ashland | — | — | Redesignated NH 132 | |
 NH 4A |
23.955 | 38.552 | NH 11 in Andover | US 4 in Lebanon | — | — | Auxiliary of US 4 | |
 NH 9A |
2.320 | 3.734 | NH 9 in Chesterfield | NH 9 in Chesterfield | — | — | ||
 NH 10A |
0.548 | 0.882 | VT 10A to I-91 / US 5 in Norwich, VT | NH 10 in Hanover | — | — | ||
 NH 11A |
12.852 | 20.683 | US 3 / NH 11 in Belmont | NH 11 in Alton | — | — | ||
 NH 11B |
5.185 | 8.344 | NH 11A in Gilford | US 3 in Laconia | — | — | ||
 NH 11C |
1.734 | 2.791 | NH 11 in Gilford | NH 11B in Gilford | — | — | ||
 NH 11D |
3.29 | 5.29 | NH 11 in Alton | NH 11 in Alton | — | — | ||
 NH 12A |
21.598 | 34.759 | NH 12 in Keene | NH 12 in Charlestown | — | — | Southern segment | |
| NH 12A |
26.900 | 43.291 | NH 12 in Charlestown | US 4 / NH 10 in Lebanon | — | — | Northern segment | |
 NH 16A |
2.484 | 3.998 | US 302 / NH 16 in Bartlett | US 302 / NH 16 in Bartlett | — | — | Southern segment; unsigned US 302 Business | |
| NH 16A |
1.029 | 1.656 | NH 16 in Jackson | NH 16 in Jackson | — | — | Northern segment | |
 NH 16B |
5.381 | 8.660 | NH 16A in Jackson | NH 16A in Jackson | — | — | ||
 NH 25A |
15.029 | 24.187 | VT 25A to US 5 in Fairlee, VT | NH 25 / NH 118 in Wentworth | — | — | ||
 NH 25B |
3.246 | 5.224 | US 3 / NH 25 in Center Harbor | NH 25 in Center Harbor | — | — | ||
 NH 25C |
13.218 | 21.272 | NH 10 / NH 25 in Piermont | NH 25 / NH 118 in Warren | — | — | ||
 NH 28 Bypass |
14.124 | 22.730 | NH 28 in Derry | US 3 / NH 28 in Hooksett | — | — | ||
 NH 28A |
7.623 | 12.268 | NH 28 in Londonderry | US 3 / NH 28 in Hooksett | — | — | Southern segment | |
| NH 28A |
3.716 | 5.980 | NH 11 / NH 28 in Alton | NH 28 in Alton | — | — | Northern segment | |
 NH 101A |
13.819 | 22.240 | NH 101 in Milford | NH 111 in Nashua | — | — | ||
 NH 101B |
8.5 | 13.7 | US 3 / NH 28 in Hooksett | NH 101 in Candia | — | — | Historic western segment, currently part of NH 27 and NH 43 | |
| NH 101B |
— | — | Islington Street/Middle Road in Portsmouth (formerly NH 101, currently NH 33) | NH 1B in Portsmouth | — | 1971 | Historic eastern segment, redesignated NH 101 in 1971, then NH 33 in 1994. The section east of US 1 has been unnumbered since 1971. | |
 NH 101C |
— | — | NH 108 in Exeter | NH 1A in Hampton | — | — | Redesignated NH 27 | |
 NH 101D |
— | — | NH 27 in Hampton | NH 1A in Hampton | — | — | Entire route redesignated NH 111 | |
 NH 101E |
2.357 | 3.793 | US 1 in Hampton | NH 1A in Hampton | — | — | Poorly signed, known locally as Winnacunnet Road. Has never connected with NH 101, its "parent", or any of its spurs. | |
 NH 103A |
7.720 | 12.424 | NH 103 in Newbury | NH 11 in New London | — | — | ||
 NH 103B |
3.441 | 5.538 | NH 103 in Newbury | NH 11 in Sunapee | — | — | ||
 NH 107A |
6.349 | 10.218 | South Hampton Road in Amesbury, MA | NH 107 in Kingston | — | — | ||
 NH 109A |
8.743 | 14.070 | NH 28 / NH 109 in Wolfeboro | NH 109 in Tuftonboro | — | — | ||
 NH 110A |
3.897 | 6.272 | NH 110 in Milan | NH 16 in Dummer | — | — | ||
 NH 110B |
4.626 | 7.445 | NH 110A in Milan | NH 16 in Milan | — | — | ||
 NH 111A |
4.935 | 7.942 | NH 111 in Hollis | Everett Turnpike / US 3 / NH 111 in Nashua | — | — | Western segment | |
| NH 111A |
9.173 | 14.763 | NH 128 in Pelham | NH 111 in Nashua | — | — | Middle segment | |
| NH 111A |
15.024 | 24.179 | NH 111 in Danville | NH 27 / NH 108 / NH 111 in Exeter | — | — | Eastern segment | |
 NH 113A |
13.222 | 21.279 | NH 113 in Sandwich | NH 113 in Tamworth | — | — | ||
 NH 113B |
3.95 | 6.36 | SR 113 in Stow, ME | SR 113 in Stow, ME | — | — | Auxiliary of Maine State Route 113; 1.00 mile (1.61 km) of the route runs within Maine. | |
 NH 114A |
3.696 | 5.948 | NH 114 in Goffstown | I‑293 / US 3 / NH 3A in Manchester | — | — | ||
 NH 115A |
4.128 | 6.643 | NH 115 in Jefferson | US 2 in Jefferson | — | — | ||
 NH 115B |
1.5 | 2.4 | NH 115A in Jefferson | NH 115 in Jefferson | — | — | ||
 NH 121A |
15.144 | 24.372 | Route 125 in Haverhill, MA | NH 121 in Chester | — | — | ||
 NH 123A |
4.216 | 6.785 | West Road in Ashby, MA | NH 123 / NH 124 in New Ipswich | — | — | ||
| NH 123A |
10.070 | 16.206 | NH 123 in Alstead | NH 10 in Marlow | — | — | ||
 NH 155A |
3.699 | 5.953 | NH 155 in Lee | NH 155 in Lee | — | — | ||
 NH 175A |
0.806 | 1.297 | US 3 / NH 25 in Plymouth | NH 175 in Holderness | — | — | ||
 NH 202A |
14.639 | 23.559 | US 202 / NH 9 in Northwood | NH 108 / NH 125 in Rochester | — | — | ||
| ||||||||
References
- 1 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
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