Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Mount Morris Ascension Presbyterian Church | Church | | New York | 40 48 18 N | 073 56 45 W |
| Mount Nebo Baptist Church | Church | | New York | 40 48 07 N | 073 57 11 W |
| Mount Olivet Baptist Church | Church | | New York | 40 48 18 N | 073 56 54 W |
| Mount Olivet Gospel Church | Church | | Queens | 40 45 22 N | 073 52 16 W |
| Mount Olivet Memorial Church | Church | | New York | 40 43 27 N | 073 59 24 W |
| Mount Pleasant Christian Academy | School | | New York | 40 47 01 N | 073 58 35 W |
| Mount Pleasant Elementary School | School | | Suffolk | 40 50 15 N | 073 11 19 W |
| Mount Prospect Park | Park | | Kings | 40 40 18 N | 073 58 00 W |
| Mount Saint Ursula Academy | School | | Bronx | 40 52 08 N | 073 53 10 W |
| Mount Sinai Congregational Church | Church | | Suffolk | 40 57 11 N | 073 01 07 W |
| Mount Sinai Dispensary (historical) | Hospital | | New York | 40 46 02 N | 073 57 51 W |
| Mount Sinai Seventh Day Adventist Church | Church | | Queens | 40 43 16 N | 073 44 23 W |
| Mount Sinai-New York University Medical Center | Hospital | | New York | 40 44 30 N | 073 58 27 W |
| Mount Zion Baptist Church | Church | | Queens | 40 41 52 N | 073 47 38 W |
| Mount Zion Baptized Holiness Church | Church | | Nassau | 40 41 20 N | 073 37 24 W |
| Mount Zion Christian Methodist Episcopal Church | Church | | Bronx | 40 49 40 N | 073 52 44 W |
| Mountain Brook | Stream | | Clinton | 44 42 28 N | 073 49 04 W |
| Mountain Brook | Stream | | Delaware | 42 16 04 N | 074 43 42 W |
| Mountain Brook | Stream | | Dutchess | 41 54 46 N | 073 42 52 W |
| Mountain Brook | Stream | | Franklin | 44 20 12 N | 074 32 43 W |
| Mountain Brook | Stream | | Franklin | 44 31 41 N | 074 22 25 W |
| Mountain Brook | Stream | | Putnam | 41 29 40 N | 073 35 10 W |
| Mountain Brook | Stream | | St. Lawrence | 44 15 28 N | 074 35 08 W |
| Mountain Pond Stream | Stream | | Franklin | 44 43 43 N | 073 58 55 W |
| Mountainview Nature Park | Park | | Rockland | 41 05 55 N | 073 56 35 W |
| Mounts Creek | Stream | | Herkimer | 43 17 02 N | 074 57 60 W |
| Mourning Kill | Stream | | Saratoga | 43 01 02 N | 073 49 36 W |
| Moyer Creek | Stream | | Herkimer | 43 02 37 N | 075 04 10 W |
| Muck Creek | Stream | | Oswego | 43 18 38 N | 076 33 59 W |
| Mud Brook | Stream | | Essex | 44 24 28 N | 073 35 37 W |