| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| MD | city | Kwanza Sul | Angola | -10.07 | 15.12 | 4189 | 1937 |
| MD | city | Kwanza Sul | Angola | -10.04 | 15.08 | 4189 | 1937 |
| MD | city | Kwanza Sul | Angola | -10.44 | 15.34 | 5029 | 1937 |
| MD | city | Kwanza Sul | Angola | -10.14 | 15.46 | 4189 | 1937 |
| MD | city | Kwanza Sul | Angola | -10.09 | 15.21 | 3412 | 1937 |
| MD | city | Kwanza Sul | Angola | -10.00 | 15.15 | 4189 | 1937 |
| MD | city | Kwanza Sul | Angola | -10.26 | 15.30 | 4189 | 1937 |
| MD1 | airport | United States | 41.37 | -74.51 | 650 | 0 | |
| MDAB (ARROYO BARRIL INTL) | airport | Dominican Republic | 19.20 | -69.43 | 57 | 0 | |
| MDAD (Azua Airport) | airport | 18.43 | -70.73 | 262 | 0 | ||
| MDAN (Cotui Angelina Airport) | airport | 19.13 | -70.22 | 200 | 0 | ||
| MDB (Melinda Airport) | airport | 17.00 | -88.30 | 101 | 0 | ||
| MDBA (Consuelo Batey Anita airport) | airport | 18.68 | -69.38 | 150 | 0 | ||
| MDBC (La Romana Batey Cacata airport) | airport | 18.48 | -68.92 | 223 | 0 | ||
| MDBE (La Romana Batey Lechuga Airport) | airport | 18.59 | -69.06 | 252 | 0 | ||
| MDBG (Baigua Airport) | airport | 18.53 | -68.67 | 429 | 0 | ||
| MDBH (MARIA MONTEZ INTL) | airport | Dominican Republic | 18.25 | -71.12 | 10 | 0 | |
| MDBL (Boca Chica Airport) | airport | 18.45 | -69.59 | 1 | 0 | ||
| MDBM (San Pedro De Macoris Airport) | airport | 18.45 | -69.28 | 17 | 0 | ||
| MDC (SAM RATULANGI) | airport | Indonesia | 1.55 | 124.93 | 264 | 0 | |
| MDCR (CABO ROJO) | airport | Dominican Republic | 17.93 | -71.64 | 262 | 0 | |
| MDCY (Samaná El Catey International Airport) | airport | 19.27 | -69.74 | 30 | 0 | ||
| MDCZ (Constanza - Expedición 14 de Junio National Airport) | airport | 18.91 | -70.72 | 3950 | 0 | ||
| MDD (MIDLAND AIRPARK) | airport | United States | 32.04 | -102.10 | 2803 | 0 | |
| MDDJ (Dajabon Airport) | airport | 19.56 | -71.68 | 69 | 0 | ||
| MDE (JOSE MARIA CORDOVA) | airport | Colombia | 6.16 | -75.42 | 6955 | 0 | |
| MDF (TAYLOR CO) | airport | United States | 45.10 | -90.30 | 1470 | 0 | |
| MDG (HAILANG) | airport | China | 44.52 | 129.57 | 883 | 0 | |
| MDH (SOUTHERN ILLINOIS) | airport | United States | 37.78 | -89.25 | 411 | 0 | |
| MDHE (Herrera Airport) | airport | 18.47 | -69.97 | 190 | 0 | ||
| MDI (MAKURDI) | airport | Nigeria | 7.70 | 8.61 | 371 | 0 | |
| MDJ (CITY CO) | airport | United States | 44.67 | -121.16 | 2437 | 0 | |
| MDJB (DR JOAQUIN BALAGUER INTL) | airport | Dominican Republic | 18.57 | -69.99 | 98 | 0 | |
| MDJS (Monte Plata Batley Juan Sanchez Field) | airport | 18.81 | -69.79 | 0 | |||
| MDK (MBANDAKA) | airport | Congo (Dem. Republic of The)-(Zaire) | 0.02 | 18.29 | 1040 | 0 | |
| MDL (MANDALAY INTL) | airport | Burma | 21.70 | 95.98 | 300 | 0 | |
| MDLR (CASA DE CAMPO INTL) | airport | Dominican Republic | 18.45 | -68.91 | 240 | 0 | |
| MDM (Munduku Airport) | airport | -4.62 | 143.45 | 100 | 0 | ||
| MDMC (Monte Cristi Airport) | airport | 19.87 | -71.65 | 121 | 0 | ||
| MDN (MADISON MUNI) | airport | United States | 38.76 | -85.47 | 817 | 0 | |
| MDO (MIDDLETON ISLAND) | airport | United States | 59.45 | -146.31 | 100 | 0 | |
| MDP (Mindiptana Airport) | airport | -5.75 | 140.37 | 157 | 0 | ||
| MDPC (PUNTA CANA INTL) | airport | Dominican Republic | 18.57 | -68.36 | 47 | 0 | |
| MDPO (Samana El Portillo Airport) | airport | 19.32 | -69.50 | 30 | 0 | ||
| MDPP (GREGORIO LUPERON INTL) | airport | Dominican Republic | 19.76 | -70.57 | 15 | 0 | |
| MDQ (MAR DEL PLATA) | airport | Argentina | -37.93 | -57.57 | 71 | 0 | |
| MDR 1 | airport | United States | 33.47 | -101.99 | 3300 | 0 | |
| MDS (Middle Caicos Airport) | airport | 21.83 | -71.80 | 9 | 0 | ||
| MDSA (San Juan De La Maguana Airport) | airport | 18.83 | -71.23 | 1309 | 0 | ||
| MDSB (Sabana de Mar Airport) | airport | 19.06 | -69.39 | 15 | 0 | ||
| MDSD (LAS AMERICAS INTL) | airport | Dominican Republic | 18.43 | -69.67 | 59 | 0 | |
| MDSI (SAN ISIDRO AB) | airport | Dominican Republic | 18.50 | -69.76 | 111 | 0 | |
| MDSP (Cueva Las Maravillas Airport) | airport | 18.45 | -69.30 | 0 | |||
| MDST (CIBAO INTL) | airport | Dominican Republic | 19.41 | -70.60 | 565 | 0 | |
| MDT (HARRISBURG INTL) | airport | United States | 40.19 | -76.76 | 310 | 0 | |
| MDU (MENDI) | airport | Papua New Guinea | -6.15 | 143.66 | 5680 | 0 | |
| MDV (Médouneu Airport) | airport | 1.01 | 10.76 | 2100 | 0 | ||
| MDW (CHICAGO MIDWAY INTL) | airport | United States | 41.79 | -87.75 | 620 | 0 | |
| MDX (Mercedes Airport) | airport | -29.22 | -58.09 | 358 | 0 | ||
| MDY (MIDWAY ATOLL) | airport | United States | 28.20 | -177.38 | 13 | 0 | |
| MDZ (EL PLUMERILLO) | airport | Argentina | -32.83 | -68.79 | 2310 | 0 |