Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Union School | School | 528 | Coos | 44 50 13 N | 071 23 31 W |
| Union Square | Park | 75 | Hillsborough | 42 50 08 N | 071 38 58 W |
| Union Wharf | Populated Place | 154 | Carroll | 43 39 07 N | 071 16 56 W |
| Unitarian Church of Franklin | Church | 88 | Merrimack | 43 26 33 N | 071 39 01 W |
| Unitarian Universalist Church | Church | 144 | Carroll | 43 48 48 N | 071 02 10 W |
| Unitarian Universalist Church | Church | 76 | Hillsborough | 42 59 47 N | 071 27 27 W |
| Unitarian Universalist Church | Church | 82 | Hillsborough | 42 50 06 N | 071 39 09 W |
| Unitarian Universalist Church | Church | 25 | Strafford | 43 08 22 N | 070 55 33 W |
| Unitarian Universalist Church of Nashua | Church | 48 | Hillsborough | 42 45 54 N | 071 27 51 W |
| Unitarian Universalist Society | Church | 157 | Belknap | 43 31 46 N | 071 28 32 W |
| Unitarian-Universalist Church | Church | 150 | Cheshire | 42 56 09 N | 072 16 37 W |
| United Baptist Church | Church | 85 | Merrimack | 43 12 03 N | 071 32 19 W |
| United Baptist Church of Lakeport | Church | 158 | Belknap | 43 32 55 N | 071 27 45 W |
| United Church of Christ | Church | 148 | Cheshire | 42 56 04 N | 072 16 43 W |
| United Church of Christ | Church | 264 | Coos | 44 29 26 N | 071 34 09 W |
| United Church of Christ | Church | 30 | Rockingham | 42 58 42 N | 070 50 43 W |
| United Church of Christ Library | Building | 148 | Cheshire | 42 56 04 N | 072 16 43 W |
| United Church of Gilmanton | Church | 197 | Belknap | 43 25 06 N | 071 17 48 W |
| United Church of Lyndeborough | Church | 192 | Hillsborough | 42 57 48 N | 071 46 58 W |
| United Church of Penacook | Church | 102 | Merrimack | 43 16 53 N | 071 35 53 W |
| United Church of Warner | Church | 132 | Merrimack | 43 16 46 N | 071 48 46 W |
| United Church of Winchester | Church | 133 | Cheshire | 42 46 19 N | 072 23 01 W |
| United Congregational Church | Church | 435 | Cheshire | 43 00 46 N | 072 13 16 W |
| United Methodist Church | Church | 88 | Merrimack | 43 11 27 N | 071 32 58 W |
| United Methodist Church | Church | 6 | Rockingham | 43 04 13 N | 070 45 37 W |
| United Pentecostal Church | Church | 80 | Hillsborough | 42 59 46 N | 071 27 12 W |
| United Pentecostal Church | Church | 50 | Hillsborough | 42 46 45 N | 071 26 38 W |
| United States Army Cold Regions Research and Enigneering Laboratory Library | Building | 250 | Grafton | 43 43 25 N | 072 15 09 W |
| United States Custom House | Building | 6 | Rockingham | 43 04 38 N | 070 45 23 W |
| United States Veterans Medical Center | Hospital | 141 | Hillsborough | 43 00 45 N | 071 26 28 W |
| Unity | Populated Place | 444 | Sullivan | 43 17 38 N | 072 15 37 W |
| Unity Elementary School | School | 442 | Sullivan | 43 17 42 N | 072 15 48 W |
| Unity Mountain | Summit | 572 | Sullivan | 43 19 39 N | 072 16 15 W |
| Universalist Church | Church | 113 | Cheshire | 42 54 17 N | 072 30 55 W |
| Universalist Church | Church | 39 | Rockingham | 42 55 53 N | 070 56 41 W |
| Universalist Church (historical) | Church | 311 | Hillsborough | 42 49 13 N | 071 51 01 W |
| University of New Hampshire | School | 18 | Strafford | 43 08 08 N | 070 55 58 W |
| University of New Hampshire at Manchester Library | Building | 125 | Hillsborough | 43 02 23 N | 071 29 55 W |
| University of New Hampshire Forest Camp | Locale | 378 | Carroll | 43 59 53 N | 071 20 02 W |
| University of New Hampshire Lee Center West | School | 46 | Strafford | 43 09 03 N | 071 00 46 W |
| University of New Hampshire School of Continuing Studies | School | 47 | Strafford | 43 09 02 N | 071 00 43 W |
| University of New Hampshire-Manchester | School | 125 | Hillsborough | 43 02 23 N | 071 29 55 W |
| Unknown Pond | Lake | 967 | Coos | 44 31 40 N | 071 23 34 W |
| Unknown Pond | Lake | 665 | Coos | 45 08 53 N | 071 13 55 W |
| Upper Ammonoosuc Dam | Dam | 269 | Coos | 44 36 36 N | 071 30 22 W |
| Upper Ammonoosuc River | Stream | | Coos | 44 35 20 N | 071 32 09 W |
| Upper Ammonoosuc River Reservoir | Reservoir | 263 | Coos | 44 35 36 N | 071 30 52 W |
| Upper Ammonoosuc River Reservoir | Reservoir | 269 | Coos | 44 36 36 N | 071 30 22 W |
| Upper Ammonoosuc Trail | Trail | 716 | Coos | 44 25 56 N | 071 21 34 W |
| Upper Amonoosuc River Reservoir | Reservoir | 300 | Coos | 44 36 18 N | 071 30 28 W |
| Upper Baker Pond | Lake | 275 | Grafton | 43 54 30 N | 071 59 29 W |
| Upper Beech Pond | Lake | 299 | Carroll | 43 38 53 N | 071 12 13 W |
| Upper Falls | Falls | 513 | Coos | 44 15 54 N | 071 25 28 W |
| Upper Gentian Pond | Lake | 771 | Coos | 44 27 13 N | 071 04 37 W |
| Upper Gills Rock | Summit | 0 | Rockingham | 42 53 25 N | 070 49 43 W |
| Upper Groveton Dam | Dam | 300 | Coos | 44 36 18 N | 071 30 28 W |
| Upper Kidderville | Populated Place | 444 | Coos | 44 52 57 N | 071 21 52 W |
| Upper Kimball Lake | Reservoir | 132 | Carroll | 44 05 48 N | 071 00 22 W |
| Upper Kimball Lake Dam | Dam | 132 | Carroll | 44 05 48 N | 071 00 22 W |
| Upper Kimball Pond | Lake | 130 | Carroll | 44 05 10 N | 071 00 31 W |
| Upper Mill Dam | Dam | 23 | Strafford | 43 10 42 N | 070 52 40 W |
| Upper Mountain Lake | Reservoir | 232 | Grafton | 44 07 18 N | 071 57 28 W |
| Upper Mountain Pond | Lake | 520 | Grafton | 44 18 32 N | 071 56 55 W |
| Upper Narrows | Channel | 13 | Rockingham | 43 04 37 N | 070 56 06 W |
| Upper Narrows | Channel | 6 | Strafford | 43 11 49 N | 070 51 57 W |
| Upper Pemi Historical Society Building | Building | 251 | Grafton | 44 02 44 N | 071 40 11 W |
| Upper Pequawket Pond | Lake | 145 | Carroll | 43 57 15 N | 071 09 11 W |
| Upper Pond | Lake | 156 | Merrimack | 43 12 17 N | 071 47 49 W |
| Upper Rattlesnake Mountain | Summit | 644 | Grafton | 43 49 48 N | 071 50 36 W |
| Upper Reservoir | Reservoir | 235 | Grafton | 43 42 54 N | 072 14 16 W |
| Upper Reservoir | Reservoir | 163 | Hillsborough | 42 59 42 N | 071 35 46 W |
| Upper Reservoir Dam | Dam | 235 | Grafton | 43 42 54 N | 072 14 16 W |
| Upper Reservoir Dam | Dam | 163 | Hillsborough | 42 59 42 N | 071 35 46 W |
| Upper School | School | 397 | Sullivan | 43 16 38 N | 072 07 53 W |
| Upper Shaker Village | Populated Place | 240 | Grafton | 43 36 42 N | 072 08 17 W |
| Upper Shore Island | Island | 153 | Carroll | 43 33 31 N | 071 12 25 W |
| Upper Stairs Brook | Stream | | Coos | 44 09 44 N | 071 17 22 W |
| Upper Suncook Lake | Lake | 168 | Belknap | 43 23 19 N | 071 17 08 W |
| Upper Valley Plaza Shopping Center | Locale | 104 | Grafton | 43 37 47 N | 072 19 29 W |
| Upper Village | Populated Place | 247 | Coos | 44 23 53 N | 071 11 42 W |
| Upper Village | Populated Place | 158 | Grafton | 44 10 38 N | 071 56 39 W |
| Upper Wilson Pond | Reservoir | 151 | Cheshire | 42 54 30 N | 072 15 28 W |
| Upper Wilson Pond Dam | Dam | 151 | Cheshire | 42 54 30 N | 072 15 28 W |
| Upton Brook | Stream | | Cheshire | 43 06 45 N | 072 05 15 W |
| Upton Pond | Lake | 429 | Cheshire | 43 03 47 N | 072 06 17 W |
| Uran Brook | Stream | | Coos | 44 49 10 N | 071 26 23 W |
| Us Bobbin and Shuttle Company Dam | Dam | 88 | Hillsborough | 43 01 06 N | 071 35 52 W |
| Vale End Cemetery | Cemetery | 208 | Hillsborough | 42 50 37 N | 071 46 22 W |
| Valley Cemetery | Cemetery | 159 | Grafton | 43 38 31 N | 072 16 32 W |
| Valley Cemetery | Cemetery | 65 | Hillsborough | 42 59 00 N | 071 27 41 W |
| Valley Cemetery | Cemetery | 98 | Rockingham | 42 52 17 N | 071 21 45 W |
| Valley Christian Church | Church | 160 | Carroll | 43 58 54 N | 071 06 03 W |
| Valley Regional Hospital | Hospital | 182 | Sullivan | 43 23 06 N | 072 20 29 W |
| Valley Regional Hospital Library | Building | 182 | Sullivan | 43 23 06 N | 072 20 29 W |
| Valley Way | Trail | 943 | Coos | 44 20 49 N | 071 17 00 W |
| Vals Ledge | Bench | 550 | Coos | 44 16 26 N | 071 14 04 W |
| Van Dyck Mountain | Summit | 811 | Coos | 44 54 41 N | 071 18 58 W |
| Varney Brook | Stream | | Belknap | 43 25 22 N | 071 21 00 W |
| Varney Brook | Stream | | Strafford | 43 09 33 N | 070 51 04 W |
| Varney Camp (historical) | Locale | 510 | Coos | 45 06 13 N | 071 16 34 W |
| Varney Camp (historical) | Locale | 586 | Coos | 45 08 46 N | 071 18 28 W |
| Varney Islands | Island | 153 | Carroll | 43 33 35 N | 071 12 40 W |
| Varney Point | Cape | 183 | Belknap | 43 35 13 N | 071 23 44 W |
| Varney School | School | 46 | Hillsborough | 42 58 49 N | 071 28 43 W |
| Veerie Cove | Bay | 171 | Grafton | 43 46 10 N | 071 33 01 W |
| Veezey Hill | Summit | 536 | Coos | 44 37 38 N | 071 12 39 W |
| Velvet Rocks | Pillar | 317 | Grafton | 43 42 12 N | 072 15 50 W |
| Vermetti Pond | Lake | 262 | Merrimack | 43 26 10 N | 071 41 55 W |
| Vernon Dam | Dam | 66 | Cheshire | 42 46 18 N | 072 30 43 W |
| Veterans Memorial Park | Park | 63 | Hillsborough | 42 59 19 N | 071 27 45 W |