Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Unisphere | Park | | Queens | 40 44 47 N | 073 50 43 W |
| Unisys Heliport | Airport | 59 | Nassau | 40 45 22 N | 073 42 45 W |
| Unitarian Church | Church | | New York | 40 46 31 N | 073 57 30 W |
| Unitarian Universalist Church | Church | | Queens | 40 45 33 N | 073 48 54 W |
| United Catholic Cemetery | Cemetery | 201 | Erie | 42 55 34 N | 078 47 16 W |
| United Cerebral Palsy School for Children and Adults | School | | Bronx | 40 51 28 N | 073 50 03 W |
| United Church | Church | 18 | Bronx | 40 49 04 N | 073 54 01 W |
| United Church | Church | | New York | 40 50 46 N | 073 56 18 W |
| United Church | Church | 119 | Onondaga | 43 08 25 N | 076 13 19 W |
| United Church | Church | 124 | Onondaga | 43 13 45 N | 076 08 40 W |
| United Church of Rockville Centre | Church | | Nassau | 40 40 10 N | 073 38 09 W |
| United Church of the Highlands | Church | | Orange | 41 22 18 N | 073 57 54 W |
| United Engineering Center | Building | | New York | 40 45 08 N | 073 58 05 W |
| United Hebrew Cemetery | Cemetery | 14 | Richmond | 40 34 00 N | 074 08 51 W |
| United Lutheran Church | Church | 34 | Westchester | 40 55 09 N | 073 48 50 W |
| United Methodist Cemetery | Cemetery | | Franklin | 44 55 15 N | 074 17 27 W |
| United Methodist Church | Church | 403 | Otsego | 42 44 38 N | 075 11 05 W |
| United Methodist Church of Uniondale | Church | | Nassau | 40 41 48 N | 073 35 42 W |
| United Methodist Korean Church of Central Queens | Church | | Queens | 40 43 28 N | 073 53 48 W |
| United Mission | Church | 192 | Erie | 42 32 39 N | 079 01 18 W |
| United Nations Headquarters | Building | 12 | New York | 40 44 58 N | 073 58 04 W |
| United Nations International School | School | | New York | 40 44 11 N | 073 58 29 W |
| United Nations Plaza | Building | | New York | 40 45 11 N | 073 58 03 W |
| United Nations School | School | 12 | New York | 40 45 18 N | 073 57 57 W |
| United Presbyterian Church of the Covenant | Church | | New York | 40 44 57 N | 073 58 20 W |
| United States Army Building (historical) | Building | 2 | New York | 40 42 10 N | 074 00 46 W |
| United States Assay Building (historical) | Building | 1 | New York | 40 42 13 N | 074 00 28 W |
| United States Department of Agriculture | Locale | 10 | Suffolk | 41 11 03 N | 072 11 17 W |
| United States Merchant Marine Academy | School | 13 | Nassau | 40 48 44 N | 073 45 45 W |
| United States Naval Clinic | Hospital | 8 | Kings | 40 41 48 N | 073 58 15 W |
| United States Quarantine Station | Locale | 0 | Richmond | 40 36 42 N | 074 03 38 W |
| United States Region II Social Security Administration Headquarters | Building | | Queens | 40 42 10 N | 073 48 03 W |
| United States Reservation Brookhaven National Laboratory | Locale | 18 | Suffolk | 40 53 00 N | 072 52 12 W |
| United States Reservation Knolls Atomic Energy Plant | Locale | 147 | Saratoga | 43 02 26 N | 073 57 13 W |
| United States Veterans Hospital | Hospital | 29 | Dutchess | 41 32 39 N | 073 57 58 W |
| United Synagogue of America Building | Building | | New York | 40 44 25 N | 073 59 26 W |
| United Talmudical Boys Academy | School | | Rockland | 41 06 17 N | 074 02 48 W |
| Unity Baptist Tabernacle | Church | 45 | Westchester | 40 54 34 N | 073 50 00 W |
| Unity Church of Hempstead | Church | | Nassau | 40 42 28 N | 073 37 25 W |
| Unity Drive School | School | 29 | Suffolk | 40 51 58 N | 073 04 57 W |
| Unity Hospital | Hospital | 33 | Kings | 40 40 14 N | 073 55 35 W |
| Unity of Faith Christian Church | Church | 68 | Albany | 42 39 51 N | 073 50 44 W |
| Universal Church of God | Church | | Queens | 40 41 38 N | 073 47 23 W |
| Universal Shopping Center | Locale | 77 | Westchester | 40 58 16 N | 073 48 22 W |
| Universalist Church of New York | Church | | New York | 40 46 43 N | 073 58 29 W |
| University Center | Building | | Queens | 40 43 24 N | 073 47 37 W |
| University Gardens | Populated Place | 45 | Nassau | 40 46 38 N | 073 43 21 W |
| University Hall | Building | | New York | 40 44 01 N | 073 59 23 W |
| University Heights | Populated Place | 52 | Bronx | 40 51 36 N | 073 54 33 W |
| University Heights Branch New York Public Library | Building | | Bronx | 40 51 27 N | 073 54 33 W |
| University Heights Presbyterian Church | Church | | Bronx | 40 51 29 N | 073 54 35 W |
| University Neighborhood High School | School | 8 | New York | 40 42 44 N | 073 59 04 W |
| University of Pennsylvania Club | Building | | New York | 40 45 18 N | 073 58 55 W |
| University of Rochester | School | 168 | Monroe | 43 07 45 N | 077 37 41 W |
| University Settlement House | Building | | New York | 40 43 13 N | 073 59 28 W |
| University Village | Populated Place | | New York | 40 43 37 N | 073 59 56 W |
| University Woods Park | Park | | Bronx | 40 51 33 N | 073 54 54 W |
| Unknown Pond | Lake | 494 | Hamilton | 43 49 05 N | 074 17 04 W |
| Unknown Soldier Monument | Pillar | 164 | Oneida | 43 10 30 N | 075 22 01 W |
| Unqua - Corinthian Yacht Club | Locale | | Suffolk | 40 39 17 N | 073 25 05 W |
| Unqua Elementary School | School | 4 | Nassau | 40 40 25 N | 073 26 19 W |
| Unqua Point | Cape | 0 | Nassau | 40 39 02 N | 073 25 48 W |
| Untermyer Park | Park | 84 | Westchester | 40 58 02 N | 073 53 14 W |
| Uphill Falls Brook | Stream | | Essex | 44 06 34 N | 073 57 38 W |
| Upper Ausable Lake | Lake | 607 | Essex | 44 04 37 N | 073 52 23 W |
| Upper Barbourville | Populated Place | 428 | Delaware | 42 09 36 N | 075 21 20 W |
| Upper Bay | Bay | -3 | Kings | 40 40 10 N | 074 02 42 W |
| Upper Beach | Beach | 0 | Suffolk | 41 05 30 N | 072 19 12 W |
| Upper Beech Hill Brook | Stream | | Delaware | 42 01 02 N | 074 46 03 W |
| Upper Beech Ridge Pond | Lake | 637 | Herkimer | 43 58 06 N | 074 59 39 W |
| Upper Beechwood | Populated Place | 466 | Sullivan | 41 46 37 N | 074 59 23 W |
| Upper Benson | Populated Place | 394 | Hamilton | 43 14 57 N | 074 20 10 W |
| Upper Big Bay | Bay | 83 | St. Lawrence | 44 32 17 N | 075 33 27 W |
| Upper Brookville | Populated Place | 48 | Nassau | 40 50 19 N | 073 33 54 W |
| Upper Cascade Lake | Lake | 620 | Essex | 44 13 24 N | 073 52 41 W |
| Upper Cat Pond | Lake | 604 | Hamilton | 44 02 21 N | 074 31 04 W |
| Upper Cemetery | Cemetery | 215 | Herkimer | 43 02 15 N | 074 46 23 W |
| Upper Chateaugay Lake | Lake | 399 | Clinton | 44 44 34 N | 073 57 47 W |
| Upper Corners Cemetery | Cemetery | 150 | Wayne | 43 09 21 N | 077 10 60 W |
| Upper Cranberry Pond | Lake | 161 | Putnam | 41 21 19 N | 073 52 42 W |
| Upper Dam Pond | Lake | 920 | Warren | 43 40 19 N | 074 03 17 W |
| Upper Deep Bay | Bay | 83 | St. Lawrence | 44 28 09 N | 075 36 43 W |
| Upper Delaware Scenic and Recreation River | Park | 300 | Sullivan | 41 39 43 N | 075 02 44 W |
| Upper Duck Hole | Bay | 529 | Essex | 44 00 28 N | 074 07 43 W |
| Upper Fairfield | Populated Place | 415 | Tioga | 42 16 09 N | 076 17 26 W |
| Upper Falls | Falls | 485 | Franklin | 44 08 29 N | 074 19 46 W |
| Upper Falls | Falls | 303 | Livingston | 42 34 44 N | 078 02 55 W |
| Upper Feeder Pond | Lake | 441 | Essex | 44 00 45 N | 073 34 42 W |
| Upper Forecourt | Park | 28 | Bronx | 40 53 22 N | 073 54 07 W |
| Upper Francis Pond | Reservoir | 12 | Nassau | 40 52 13 N | 073 33 58 W |
| Upper Goose Pond | Lake | 433 | Franklin | 44 36 06 N | 074 30 03 W |
| Upper Hollowville | Populated Place | 138 | Columbia | 42 12 24 N | 073 39 51 W |
| Upper Jay | Populated Place | 204 | Essex | 44 20 11 N | 073 46 33 W |
| Upper Kilns | Locale | 461 | Franklin | 44 40 12 N | 074 02 30 W |
| Upper Lake | Lake | 398 | Chautauqua | 42 21 31 N | 079 19 32 W |
| Upper Lake | Lake | 91 | St. Lawrence | 44 36 30 N | 075 14 22 W |
| Upper Lake | Reservoir | 11 | Suffolk | 40 50 31 N | 072 56 12 W |
| Upper Lake Cohasset | Reservoir | 275 | Orange | 41 16 34 N | 074 06 49 W |
| Upper Lisle | Populated Place | 315 | Broome | 42 23 46 N | 075 57 26 W |
| Upper Little York Lake | Lake | 351 | Cortland | 42 42 07 N | 076 09 20 W |
| Upper Mongaup | Populated Place | 270 | Sullivan | 41 27 27 N | 074 45 54 W |
| Upper Moose Pond | Lake | 559 | Hamilton | 44 04 16 N | 074 24 16 W |
| Upper Moreland School | School | 440 | Schuyler | 42 18 19 N | 076 55 21 W |
| Upper Mouth | Locale | 29 | Clinton | 44 34 00 N | 073 25 23 W |
| Upper New York Bay | Bay | -3 | New York | 40 40 00 N | 074 02 59 W |
| Upper Nyack | Populated Place | 58 | Rockland | 41 06 25 N | 073 55 12 W |
| Upper Nyack Elementary School | School | | Rockland | 41 06 11 N | 073 55 07 W |
| Upper Nyack Village Hall | Building | | Rockland | 41 06 05 N | 073 55 05 W |
| Upper Page Brook Cemetery | Cemetery | 370 | Chenango | 42 17 40 N | 075 42 45 W |
| Upper Pepper Island | Island | 85 | Montgomery | 42 57 14 N | 074 15 39 W |