| Name | Country | Feature class | Latitude | Longitude | |
|---|---|---|---|---|---|
501  | Mzenga  Mzenga | Tanzania, Pwani Kisarawe District > Mzenga | populated place | S 6° 56′ 0'' | E 38° 43′ 0'' |
| 502 | Mwembe Mwemba,Mwembe | Tanzania, Kilimanjaro Same District Council > Mwembe | populated place population 9,032 | S 4° 9′ 0'' | E 37° 51′ 0'' |
| 503 | Mwaya Muaja,Mvaya,Mwaya | Tanzania, Mbeya Kyela District Council > Mwaya | populated place population 7,558 | S 9° 33′ 0'' | E 33° 57′ 0'' |
| 504 | Mwaya Mwaya | Tanzania, Morogoro Ulanga District Council > Mbuga | populated place | S 8° 55′ 0'' | E 36° 50′ 0'' |
505  | Mwantine Forest Reserve Mwantine Forest Reserve,Mwantini Forest Reserve | Tanzania, Shinyanga | forest reserve | S 3° 40′ 0'' | E 33° 19′ 0'' |
| 506 | Mwansanga Mwansanga | Tanzania, Mbeya Mbeya District Council > Lwanjiro | populated place | S 8° 46′ 0'' | E 33° 32′ 0'' |
| 507 | Mwanga Mwanga | Tanzania, Tanga Korogwe District > Mazinde | populated place population 12,846 | S 4° 48′ 0'' | E 38° 12′ 0'' |
508  | Lake Mwananyamara Lake Mwananyamara,Lake Mwanunyamara | Tanzania, Dar es Salaam Region | lake | S 6° 47′ 0'' | E 39° 15′ 0'' |
| 509 | Muriti Muriti | Tanzania, Mara | populated place population 20,254 | S 1° 59′ 0'' | E 32° 55′ 0'' |
| 510 | Munsalia Munsalia,Munsalla,Munsalya | Tanzania, Katavi Mpanda District > Mwese | populated place | S 6° 9′ 49'' | E 30° 21′ 49'' |
| 511 | Mundemu Mundemu | Tanzania, Dodoma Bahi District > Mundemu | populated place | S 5° 55′ 0'' | E 35° 41′ 0'' |
| 512 | Muleba Muleba | Tanzania, Kagera Muleba District Council > Muleba | populated place population 11,555 | S 1° 50′ 23'' | E 31° 39′ 16'' |
| 513 | Lake Mujunju Lac Rwakanjunju,Lake Mujunju | Tanzania, Kagera | lake | S 1° 39′ 27'' | E 30° 53′ 27'' |
| 514 | Mugama Mgama,Mugama | Tanzania, Iringa Iringa Rural District > Idodi | populated place | S 7° 41′ 0'' | E 35° 14′ 0'' |
| 515 | Mufindi Mufindi | Tanzania, Iringa Mufindi District Council > Mtwango | populated place | S 8° 36′ 0'' | E 35° 17′ 0'' |
| 516 | Mudida Mudida | Tanzania, Singida Mkalama District Council > Ilunda | populated place | S 4° 26′ 0'' | E 34° 51′ 0'' |
| 517 | Mtoni Mtoni,Mtoni Village | Tanzania, Zanzibar Urban/West Magharibi > Mtoni | populated place | S 6° 8′ 0'' | E 39° 13′ 0'' |
| 518 | Mtipa Mtipa | Tanzania, Singida Singida Urban District > Mandewa | populated place | S 4° 46′ 0'' | E 34° 45′ 0'' |
| 519 | Mtimbira Mtimbira | Tanzania, Morogoro Ulanga District Council > Mtimbira | populated place population 11,122 | S 8° 47′ 0'' | E 36° 21′ 0'' |
| 520 | Mtekente Mtekente | Tanzania, Singida Iramba District Council > Mtekente | populated place | S 4° 33′ 0'' | E 34° 12′ 0'' |
| 521 | Mtambile Mtambile,Mtambili,Mwembeduka | Tanzania, Pemba South Mkoani District > Mtambile | populated place population 6,797 | S 5° 23′ 0'' | E 39° 42′ 0'' |
| 522 | Msowero Msowero | Tanzania, Morogoro Kilosa District > Msowero | populated place population 17,861 | S 6° 32′ 0'' | E 37° 12′ 0'' |
| 523 | Msoga Msoga,Мсога | Tanzania, Pwani Bagamoyo District Council > Msoga | populated place | S 6° 34′ 0'' | E 38° 18′ 0'' |
| 524 | Msingi Msingi | Tanzania, Singida Mkalama District Council > Msingi | populated place | S 4° 20′ 0'' | E 34° 34′ 0'' |
| 525 | Msasani Msasana,Msasani | Tanzania, Dar es Salaam Region Kinondoni Municipal Council > Msasani | populated place | S 6° 45′ 56'' | E 39° 15′ 54'' |
| 526 | Msangano Msangano,Musangano | Tanzania, Songwe Momba District Council > Msangano | populated place | S 8° 58′ 0'' | E 32° 34′ 0'' |
| 527 | Msamalo Msamalo,Msomalo | Tanzania, Dodoma Dodoma Urban District > Kikombo | populated place | S 6° 16′ 0'' | E 36° 1′ 0'' |
| 528 | Mrijo Mrijo | Tanzania, Dodoma Chemba District Council > Mrijo | populated place | S 5° 10′ 0'' | E 36° 15′ 0'' |
| 529 | Mpuguso Mpuguso | Tanzania, Mbeya Rungwe District Council > Mpuguso | populated place | S 9° 19′ 0'' | E 33° 39′ 0'' |
| 530 | Monduli Forest Reserve Mondul Forest Reserve,Monduli Forest Reserve | Tanzania, Arusha | forest reserve | S 3° 16′ 0'' | E 36° 30′ 0'' |
531  | Mnemba Island Atolon Mnemba,Atolón Mnemba,Kisiwa cha Mnemba,Mnemba,Mnemba Island,Mwemba,ni mu ba dao,Мнемба,尼姆巴岛,尼... | Tanzania, Zanzibar North | island | S 5° 49′ 13'' | E 39° 23′ 0'' |
| 532 | Mlunduzi Mlunduzi | Tanzania, Dodoma Mpwapwa District Council > Mlunduzi | populated place | S 6° 44′ 0'' | E 36° 12′ 0'' |
| 533 | Mlalo Mlalo | Tanzania, Tanga Mkinga District Council > Gombero | populated place population 15,576 | S 4° 56′ 0'' | E 38° 56′ 0'' |
| 534 | Mkwaja Mkwaja | Tanzania, Tanga Pangani District Council > Mkwaja | populated place | S 5° 47′ 0'' | E 38° 51′ 0'' |
| 535 | Mkonze Mkonze | Tanzania, Singida Iramba District Council > Kinampanda | populated place | S 4° 21′ 0'' | E 34° 28′ 0'' |
| 536 | Mkinga Mkinga | Tanzania, Tanga Lushoto District Council > Mponde | populated place | S 4° 54′ 0'' | E 38° 27′ 0'' |
| 537 | Mkalamo Mkalamo | Tanzania, Tanga Korogwe District > Mkalamo | populated place | S 4° 59′ 0'' | E 38° 7′ 0'' |
| 538 | Mjimwema Mjimwema | Tanzania, Dar es Salaam Region | populated place | S 6° 51′ 0'' | E 39° 22′ 0'' |
| 539 | Kabungu Kabungo Tree,Kabungu,Miyongwe | Tanzania, Katavi Mpanda Town > Ilembo | hill | S 6° 23′ 0'' | E 31° 3′ 0'' |
| 540 | Misughaa Misughaa,Musughaa | Tanzania, Singida Ikungi District Council > Misughaa | populated place | S 5° 3′ 0'' | E 35° 2′ 0'' |
| 541 | Misasi Misasi | Tanzania, Mwanza Misungwi district > Misasi | populated place population 14,170 | S 3° 0′ 0'' | E 33° 5′ 0'' |
| 542 | Mima Mima | Tanzania, Dodoma Mpwapwa District Council > Mima | populated place | S 6° 32′ 0'' | E 36° 8′ 0'' |
| 543 | Miewi Island Jina,Jina Island,Micwi Island,Miewi Island | Tanzania, Pwani | island | S 7° 56′ 4'' | E 39° 49′ 1'' |
| 544 | Mhango Mhango | Tanzania, Shinyanga Shinyanga Rural > Mwenge | populated place population 21,553 | S 3° 17′ 0'' | E 32° 51′ 0'' |
| 545 | Mgori Mgori | Tanzania, Singida Singida Rural District > Mgori | populated place | S 4° 50′ 0'' | E 34° 59′ 0'' |
| 546 | Mgongo Mgongo | Tanzania, Singida Iramba District Council > Mgongo | populated place | S 4° 20′ 0'' | E 34° 10′ 0'' |
| 547 | Mgambali Mgambali,Mgambazi | Tanzania, Morogoro | area | S 6° 52′ 0'' | E 37° 40′ 0'' |
| 548 | Mfumbwe Mfubwe,Mfumbwe | Tanzania, Morogoro | area | S 6° 54′ 0'' | E 37° 48′ 0'' |
| 549 | Merya Merya | Tanzania, Singida Singida Rural District > Merya | populated place | S 4° 42′ 0'' | E 34° 57′ 0'' |
| 550 | Mchungu Forest Reserve Mchungo Forest Reserve,Mchungu Forest Reserve | Tanzania, Pwani | forest reserve | S 7° 41′ 15'' | E 39° 16′ 14'' |
by