Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Martin Brothers Memorial | Park | 586 | Hall | 40 45 52 N | 098 28 26 W |
| Martin Cemetery | Cemetery | 534 | Webster | 40 03 38 N | 098 27 08 W |
| Martin Dam | Dam | 364 | Saunders | 41 03 00 N | 096 36 55 W |
| Martin Field | Airport | 333 | Dakota | 42 27 14 N | 096 28 22 W |
| Martin Hall | Building | 663 | Buffalo | 40 42 09 N | 099 05 41 W |
| Martin Lake | Lake | 1174 | Garden | 41 48 53 N | 102 31 30 W |
| Martin Luther Church | Church | 377 | Nemaha | 40 20 03 N | 096 00 35 W |
| Martin Ranch | Locale | 817 | Thomas | 42 04 49 N | 100 17 11 W |
| Martin Reservoir | Reservoir | 364 | Saunders | 41 03 00 N | 096 36 55 W |
| Martin School | School | 408 | Thurston | 42 06 16 N | 096 28 57 W |
| Martin-Luther Home | Locale | 395 | Gage | 40 15 33 N | 096 44 14 W |
| Martindale Dam | Dam | 645 | Harlan | 40 11 48 N | 099 20 07 W |
| Martindale Reservoir | Reservoir | 645 | Harlan | 40 11 48 N | 099 20 07 W |
| Martins Reach State Wildlife Management Area | Park | 601 | Hall | 40 44 20 N | 098 37 46 W |
| Martinsburg | Populated Place | 383 | Dixon | 42 30 30 N | 096 49 51 W |
| Martinsburg Cemetery | Cemetery | 395 | Dixon | 42 30 14 N | 096 50 19 W |
| Martinsburg Fire Hall | Building | 383 | Dixon | 42 30 30 N | 096 49 51 W |
| Martinsburg Post Office (historical) | Post Office | 383 | Dixon | 42 30 30 N | 096 49 51 W |
| Martinview Mobile Home Park | Populated Place | 309 | Sarpy | 41 08 15 N | 095 55 29 W |
| Martland | Populated Place | 500 | Fillmore | 40 27 07 N | 097 40 17 W |
| Martland (historical) | Locale | 500 | Fillmore | 40 27 07 N | 097 40 17 W |
| Martland Post Office (historical) | Post Office | 500 | Fillmore | 40 27 07 N | 097 40 17 W |
| Marty Lake | Lake | 1119 | Cherry | 42 28 33 N | 101 51 34 W |
| Marvel Baker Hall | Building | 357 | Lancaster | 40 49 58 N | 096 39 54 W |
| Mary Immaculate Catholic Church | Church | 372 | Douglas | 41 18 08 N | 096 01 56 W |
| Mary Lanning Memorial Hospital | Hospital | 585 | Adams | 40 35 26 N | 098 23 17 W |
| Mary Lynch Elementary School | School | 1442 | Kimball | 41 13 54 N | 103 39 02 W |
| Mary Our Queen Church | Church | 358 | Douglas | 41 13 34 N | 096 05 55 W |
| Mary Our Queen Elementary School | School | 358 | Douglas | 41 13 33 N | 096 05 58 W |
| Marys Lake | Lake | 1181 | Garden | 41 55 22 N | 102 26 42 W |
| Marysville (historical) | Populated Place | 449 | Seward | 40 58 00 N | 097 12 31 W |
| Marysville Post Office (historical) | Post Office | 449 | Seward | 40 58 00 N | 097 12 31 W |
| Mascot | Locale | 649 | Harlan | 40 16 02 N | 099 32 49 W |
| Mascot | Populated Place | 652 | Harlan | 40 15 52 N | 099 32 46 W |
| Mascot Post Office (historical) | Post Office | 652 | Harlan | 40 15 52 N | 099 32 46 W |
| Mascot School (historical) | School | 657 | Harlan | 40 15 59 N | 099 32 43 W |
| Masdon School | School | 490 | Knox | 42 50 49 N | 098 16 17 W |
| Maskell | Populated Place | 388 | Dixon | 42 41 24 N | 096 58 57 W |
| Maskell Cemetery | Cemetery | 378 | Dixon | 42 41 16 N | 096 59 31 W |
| Maskell Post Office | Post Office | 388 | Dixon | 42 41 24 N | 096 58 57 W |
| Maskenthine Arboretum | Park | 464 | Stanton | 41 59 00 N | 097 14 16 W |
| Maskenthine Creek | Stream | | Stanton | 41 56 23 N | 097 13 14 W |
| Maskenthine Lake Recreation Area | Park | 464 | Stanton | 41 59 00 N | 097 14 16 W |
| Maskenthine Multiple-Purpose Dam | Dam | 460 | Stanton | 41 58 30 N | 097 14 07 W |
| Maskenthine Reservoir | Reservoir | 460 | Stanton | 41 58 30 N | 097 14 07 W |
| Mason City | Locale | 689 | Custer | 41 13 23 N | 099 18 01 W |
| Mason City | Populated Place | 689 | Custer | 41 13 23 N | 099 18 01 W |
| Mason City Post Office | Post Office | 689 | Custer | 41 13 23 N | 099 18 01 W |
| Mason City Public School | School | 699 | Custer | 41 13 13 N | 099 18 02 W |
| Mason Park | Park | 363 | Sarpy | 41 09 05 N | 095 54 04 W |
| Mason School | School | 335 | Douglas | 41 14 60 N | 095 56 51 W |
| Mason School | School | 334 | Douglas | 41 14 60 N | 095 56 52 W |
| Masonic Eastern Star Home for Children | Locale | 363 | Dodge | 41 27 10 N | 096 29 46 W |
| Masonic Park | Park | 363 | Dodge | 41 27 04 N | 096 29 40 W |
| Massacre Canyon | Valley | | Hitchcock | 40 11 33 N | 100 57 48 W |
| Massacre Canyon Historical Marker | Park | 842 | Hitchcock | 40 12 27 N | 100 57 52 W |
| Massacre Canyon Historical Monument | Park | 841 | Hitchcock | 40 12 24 N | 100 57 53 W |
| Massey Dam | Dam | 652 | Harlan | 40 12 18 N | 099 23 07 W |
| Massey Reservoir | Reservoir | 652 | Harlan | 40 12 18 N | 099 23 07 W |
| Massie Federal Waterfowl Production Area | Park | 532 | Clay | 40 28 55 N | 098 02 01 W |
| Massie Lagoon | Swamp | 532 | Clay | 40 28 55 N | 098 02 04 W |
| Mastens Camper Haven | Locale | 728 | Dawson | 40 44 38 N | 099 45 16 W |
| Masters Elementary School | School | 370 | Douglas | 41 18 29 N | 096 03 59 W |
| Math and Science Building | Building | 1050 | Dawes | 42 49 09 N | 102 59 46 W |
| Matheny Dam | Dam | 764 | Red Willow | 40 01 18 N | 100 19 50 W |
| Matheny Reservoir | Reservoir | 764 | Red Willow | 40 01 18 N | 100 19 50 W |
| Mathews Hall | Building | 332 | Nemaha | 40 28 28 N | 095 44 03 W |
| Mathiesen Dam | Dam | 355 | Washington | 41 37 18 N | 096 17 25 W |
| Mathiesen Grain Company Elevator | Locale | 328 | Washington | 41 32 50 N | 096 08 09 W |
| Mathiesen Reservoir | Reservoir | 355 | Washington | 41 37 18 N | 096 17 25 W |
| Mattison Park | Park | 351 | Dixon | 42 33 55 N | 096 42 01 W |
| Mauser Ranch | Locale | 1030 | Hooker | 41 46 05 N | 101 08 06 W |
| Maverick Lake | Lake | 1172 | Garden | 41 49 24 N | 102 23 11 W |
| Max | Locale | 883 | Dundy | 40 06 44 N | 101 24 12 W |
| Max | Populated Place | 883 | Dundy | 40 06 50 N | 101 24 10 W |
| Max Addition Park | Park | 1003 | Chase | 40 31 17 N | 101 39 02 W |
| Max Cemetery | Cemetery | 885 | Dundy | 40 05 52 N | 101 25 07 W |
| Max E Roper Park Trail | Trail | 358 | Lancaster | 40 51 00 N | 096 42 43 W |
| Max Election Precinct | Civil | 889 | Dundy | 40 05 53 N | 101 22 17 W |
| Max Elevator | Locale | 883 | Dundy | 40 06 50 N | 101 24 10 W |
| Max Post Office | Post Office | 883 | Dundy | 40 06 50 N | 101 24 10 W |
| Max United Methodist Church | Church | 883 | Dundy | 40 06 50 N | 101 24 10 W |
| Maxey Elementary School | School | 415 | Lancaster | 40 45 40 N | 096 37 06 W |
| Maxine White Public Library | Building | 902 | Lincoln | 41 09 31 N | 101 07 36 W |
| Maxwell | Locale | 826 | Lincoln | 41 04 44 N | 100 31 29 W |
| Maxwell | Populated Place | 826 | Lincoln | 41 04 44 N | 100 31 29 W |
| Maxwell Arboretum | Park | 356 | Lancaster | 40 49 43 N | 096 39 54 W |
| Maxwell Election Precinct | Civil | 821 | Lincoln | 41 03 29 N | 100 30 05 W |
| Maxwell Fire Hall | Building | 826 | Lincoln | 41 04 44 N | 100 31 29 W |
| Maxwell Post Office | Post Office | 826 | Lincoln | 41 04 44 N | 100 31 29 W |
| Maxwell Public Schools | School | 826 | Lincoln | 41 04 40 N | 100 31 08 W |
| May Cemetery | Cemetery | 641 | Kearney | 40 27 36 N | 098 49 10 W |
| May Ranch | Locale | 860 | Cherry | 42 09 58 N | 100 26 32 W |
| Mayberry | Populated Place | 398 | Pawnee | 40 13 23 N | 096 18 43 W |
| Mayberry (historical) | Locale | 398 | Pawnee | 40 13 23 N | 096 18 43 W |
| Mayberry Lake | Reservoir | 401 | Pawnee | 40 13 10 N | 096 19 53 W |
| Mayberry Post Office (historical) | Post Office | 398 | Pawnee | 40 13 23 N | 096 18 43 W |
| Mayberry State Wildlife Management Area | Park | 402 | Pawnee | 40 13 10 N | 096 19 55 W |
| Mayer Landing Strip | Airport | 1383 | Cheyenne | 41 25 20 N | 103 14 60 W |
| Mayfield Dam | Dam | 1017 | Dawes | 42 49 18 N | 103 03 32 W |
| Mayflower School | School | 434 | Cedar | 42 34 22 N | 097 05 38 W |
| Mayhew Cabin Historical Marker | Park | 301 | Otoe | 40 40 23 N | 095 52 09 W |
| Mayhew Lake | Lake | 961 | Cherry | 42 21 53 N | 101 02 05 W |
| Mayor Park | Park | 315 | Sarpy | 41 11 01 N | 096 01 23 W |
| Maywood | Locale | 817 | Frontier | 40 39 27 N | 100 37 20 W |
| Maywood | Populated Place | 817 | Frontier | 40 39 27 N | 100 37 20 W |
| Maywood Cemetery | Cemetery | 846 | Frontier | 40 39 43 N | 100 37 53 W |
| Maywood Christian Church | Church | 817 | Frontier | 40 39 27 N | 100 37 20 W |
| Maywood Co-op Elevator | Locale | 817 | Frontier | 40 39 27 N | 100 37 20 W |
| Maywood Post Office | Post Office | 817 | Frontier | 40 39 27 N | 100 37 20 W |