Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Morristown Memorial Hospital | Hospital | 98 | Morris | 40 47 22 N | 074 27 55 W |
| Morristown Municipal Airport | Airport | 58 | Morris | 40 47 57 N | 074 24 52 W |
| Morristown National Historical Park | Park | 150 | Morris | 40 46 10 N | 074 31 57 W |
| Morristown Reservoir Dam | Dam | 202 | Morris | 40 48 23 N | 074 34 49 W |
| Mortimer L Schiff Boy Scout Reservation | Park | 141 | Morris | 40 45 39 N | 074 37 09 W |
| Mount Arlington | Populated Place | 305 | Morris | 40 55 33 N | 074 38 06 W |
| Mount Arlington | Summit | 348 | Morris | 40 55 30 N | 074 37 24 W |
| Mount Arlington | Summit | 370 | Morris | 40 54 56 N | 074 37 42 W |
| Mount Arlington Public Elementary School | School | 328 | Morris | 40 55 05 N | 074 38 17 W |
| Mount Calvary Cemetery | Cemetery | 154 | Morris | 40 59 33 N | 074 20 26 W |
| Mount Evergreen Cemetery | Cemetery | 215 | Morris | 40 59 58 N | 074 22 34 W |
| Mount Fern | Populated Place | 280 | Morris | 40 51 56 N | 074 34 43 W |
| Mount Fern United Methodist Church | Church | 306 | Morris | 40 51 57 N | 074 35 07 W |
| Mount Freedom | Populated Place | 269 | Morris | 40 49 34 N | 074 34 13 W |
| Mount Freedom Cemetery | Cemetery | 279 | Morris | 40 49 35 N | 074 34 41 W |
| Mount Freedom Hebrew Cemetery | Cemetery | 276 | Morris | 40 49 10 N | 074 36 58 W |
| Mount Freedom Jewish Center | Church | 278 | Morris | 40 49 36 N | 074 34 33 W |
| Mount Holiness Cemetery | Cemetery | 180 | Morris | 40 59 26 N | 074 21 01 W |
| Mount Hope | Populated Place | 251 | Morris | 40 55 34 N | 074 32 34 W |
| Mount Hope County Park | Park | 273 | Morris | 40 55 10 N | 074 33 49 W |
| Mount Hope Lake | Reservoir | 238 | Morris | 40 55 29 N | 074 31 60 W |
| Mount Hope Lake Dam | Dam | 238 | Morris | 40 55 29 N | 074 31 60 W |
| Mount Hope Mine | Mine | 241 | Morris | 40 55 53 N | 074 32 15 W |
| Mount Hope Pond | Reservoir | 260 | Morris | 40 55 43 N | 074 32 48 W |
| Mount Hope Pond Dam | Dam | 260 | Morris | 40 55 43 N | 074 32 48 W |
| Mount Kemble | Summit | 216 | Morris | 40 45 59 N | 074 31 15 W |
| Mount Kemble Lake | Reservoir | 81 | Morris | 40 44 23 N | 074 31 34 W |
| Mount Kemble Lake Dam | Dam | 81 | Morris | 40 44 23 N | 074 31 34 W |
| Mount Olive | Populated Place | 315 | Morris | 40 51 05 N | 074 43 59 W |
| Mount Olive High School | School | 330 | Morris | 40 51 30 N | 074 42 52 W |
| Mount Paul | Summit | 245 | Morris | 40 45 53 N | 074 38 58 W |
| Mount Paul | Summit | 368 | Morris | 41 02 30 N | 074 32 24 W |
| Mount Paul Memorial Park | Park | 41 | Morris | 40 45 55 N | 074 38 59 W |
| Mount Pleasant School | School | 204 | Morris | 40 54 50 N | 074 34 33 W |
| Mount Rest Cemetery | Cemetery | 181 | Morris | 40 59 14 N | 074 20 56 W |
| Mount Sinai Cemetery | Cemetery | 286 | Morris | 40 52 17 N | 074 33 33 W |
| Mount Tabor Elementary School | School | 172 | Morris | 40 52 06 N | 074 28 24 W |
| Mount Tabor Golf Course | Locale | 173 | Morris | 40 52 20 N | 074 28 26 W |
| Mount Tabor Lake | Reservoir | 163 | Morris | 40 52 05 N | 074 29 07 W |
| Mount Tabor Lake Dam | Dam | 163 | Morris | 40 52 05 N | 074 29 07 W |
| Mountain Lake | Lake | 261 | Morris | 40 53 48 N | 074 39 46 W |
| Mountain Lake | Reservoir | 150 | Morris | 40 53 00 N | 074 26 47 W |
| Mountain Lake Dam | Dam | 150 | Morris | 40 53 00 N | 074 26 47 W |
| Mountain Lakes | Populated Place | 147 | Morris | 40 53 41 N | 074 25 59 W |
| Mountain Lakes High School | School | 144 | Morris | 40 53 43 N | 074 25 37 W |
| Mountain Pond | Lake | 261 | Morris | 40 53 48 N | 074 39 45 W |
| Mountain View Elementary School | School | 195 | Morris | 40 49 34 N | 074 42 09 W |
| Mountain View Elementary School | School | 184 | Morris | 40 46 51 N | 074 36 09 W |
| Mountain Way Elementary School | School | 142 | Morris | 40 50 06 N | 074 29 07 W |
| Mountview Road Elementary School | School | 111 | Morris | 40 49 47 N | 074 27 28 W |
| Murchia Airport (historical) | Airport | 41 | Morris | 40 57 01 N | 074 16 57 W |
| Muriel Hepner Park | Park | 41 | Morris | 40 54 22 N | 074 28 04 W |
| Musconetcong Country Club | Locale | 153 | Morris | 40 50 02 N | 074 49 20 W |
| Naughright | Populated Place | 170 | Morris | 40 47 48 N | 074 44 45 W |
| Netcong | Populated Place | 264 | Morris | 40 53 56 N | 074 42 24 W |
| Netcong Elementary School | School | 294 | Morris | 40 53 57 N | 074 41 57 W |
| New Vernon | Populated Place | 104 | Morris | 40 44 43 N | 074 29 51 W |
| New Vernon Cemetery | Cemetery | 112 | Morris | 40 44 50 N | 074 30 17 W |
| New York Catholic Summer Camp | Locale | 301 | Morris | 40 49 59 N | 074 48 07 W |
| Niles Park | Park | 112 | Morris | 40 44 50 N | 074 24 58 W |
| Ninety Five Mile Tree Lookout Tower | Tower | 367 | Morris | 40 53 42 N | 074 45 01 W |
| Nolans Point | Cape | 286 | Morris | 40 56 44 N | 074 37 43 W |
| Normandy Park | Park | 41 | Morris | 40 50 44 N | 074 24 42 W |
| Normandy Park Elementary School | School | 120 | Morris | 40 47 28 N | 074 26 57 W |
| North Boulevard Elementary School | School | 63 | Morris | 40 58 28 N | 074 18 18 W |
| North Branch Whippany River | Stream | | Morris | 40 48 44 N | 074 29 24 W |
| North Dover Elementary School | School | 197 | Morris | 40 53 43 N | 074 33 40 W |
| Northvail Elementary School | School | 96 | Morris | 40 52 18 N | 074 23 60 W |
| Notre Dame School | School | 85 | Morris | 40 49 23 N | 074 26 48 W |
| O'Connor Hall | Building | 116 | Morris | 40 46 50 N | 074 26 11 W |
| Oak Ridge Lake | Reservoir | 224 | Morris | 40 59 37 N | 074 31 23 W |
| Oak Ridge Reservoir | Reservoir | 244 | Morris | 41 02 24 N | 074 30 09 W |
| Oak Ridge Reservoir Dam | Dam | 244 | Morris | 41 02 24 N | 074 30 09 W |
| Octagon | Building | 118 | Morris | 40 46 54 N | 074 26 11 W |
| Ogden Memorial Presbyterian Church | Church | 41 | Morris | 40 44 30 N | 074 23 02 W |
| Old Farmers Road Elementary School | School | 257 | Morris | 40 46 14 N | 074 45 50 W |
| Old Troy Park | Park | 65 | Morris | 40 50 32 N | 074 24 06 W |
| Openaka Lake | Reservoir | 203 | Morris | 40 51 23 N | 074 31 38 W |
| Openaka Lake Dam | Dam | 203 | Morris | 40 51 23 N | 074 31 38 W |
| Orchard Street Cemetery | Cemetery | 180 | Morris | 40 52 53 N | 074 33 42 W |
| Osborn Mills | Populated Place | 72 | Morris | 40 43 18 N | 074 31 51 W |
| Osborn Pond | Reservoir | 72 | Morris | 40 43 15 N | 074 31 55 W |
| Our Lady of Mount Carmel Church | Church | 172 | Morris | 40 54 28 N | 074 24 50 W |
| Our Lady of Mount Carmel School | School | 180 | Morris | 40 54 30 N | 074 24 49 W |
| Our Lady of the Lake Church | Church | 284 | Morris | 40 55 46 N | 074 38 16 W |
| Parker | Populated Place | 272 | Morris | 40 45 30 N | 074 45 30 W |
| Parsippany | Populated Place | 102 | Morris | 40 51 28 N | 074 25 34 W |
| Parsippany Church | Church | 95 | Morris | 40 51 52 N | 074 24 18 W |
| Parsippany High School | School | 86 | Morris | 40 52 08 N | 074 23 34 W |
| Parsippnay Hills High School | School | 132 | Morris | 40 51 42 N | 074 27 27 W |
| Passaic River County Park | Park | 66 | Morris | 40 39 45 N | 074 29 44 W |
| Passaic River County Reservation | Park | 63 | Morris | 40 41 15 N | 074 26 59 W |
| Patex Pond | Reservoir | 86 | Morris | 40 55 02 N | 074 22 59 W |
| Patex Pond Dam | Dam | 86 | Morris | 40 55 02 N | 074 22 59 W |
| Peace Pipe Country Club | Locale | 153 | Morris | 40 54 47 N | 074 27 07 W |
| Pearl R Miller Middle School | School | 234 | Morris | 40 59 42 N | 074 22 24 W |
| Peck School | School | 41 | Morris | 40 47 12 N | 074 28 13 W |
| Pepin Services Center | Building | 41 | Morris | 40 45 46 N | 074 25 34 W |
| Pequannock | Populated Place | 58 | Morris | 40 57 08 N | 074 17 56 W |
| Pequannock River | Stream | | Morris | 40 58 17 N | 074 16 53 W |
| Pequannock School | School | 55 | Morris | 40 56 46 N | 074 17 29 W |
| Pequannock Station | Locale | 55 | Morris | 40 56 47 N | 074 17 12 W |
| Pequannock Township High School | School | 61 | Morris | 40 57 40 N | 074 18 17 W |
| Pequannock Valley Middle School | School | 59 | Morris | 40 57 37 N | 074 17 44 W |
| Petersburg | Populated Place | 249 | Morris | 41 00 29 N | 074 31 27 W |
| Philips Lighting Company Heliport | Airport | 182 | Morris | 40 52 20 N | 074 31 47 W |
| Picatinny Lake | Reservoir | 218 | Morris | 40 56 55 N | 074 33 24 W |
| Picatinny Lake Dam | Dam | 218 | Morris | 40 56 55 N | 074 33 24 W |
| Pinch Brook Golf Course | Locale | 60 | Morris | 40 47 44 N | 074 23 14 W |
| Pine Brook | Populated Place | 61 | Morris | 40 51 37 N | 074 20 26 W |