| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| MER (CASTLE) | airport | United States | 37.38 | -120.57 | 189 | 0 | |
| MERCED MUNI MACREADY FLD | airport | United States | 37.28 | -120.51 | 156 | 0 | |
| MERCEDITA | airport | United States | 18.01 | -66.56 | 29 | 0 | |
| MERCER AIRFIELD | airport | United States | 34.44 | -84.92 | 660 | 0 | |
| MERCER CO | airport | United States | 37.30 | -81.21 | 2857 | 0 | |
| MERCER CO RGNL | airport | United States | 47.29 | -101.58 | 1813 | 0 | |
| MERCER COUNTY | airport | United States | 41.25 | -90.74 | 740 | 0 | |
| MERCER COUNTY HOSPITAL | airport | United States | 41.21 | -90.76 | 729 | 0 | |
| MERCER FIELD | airport | United States | 41.07 | -94.43 | 1320 | 0 | |
| MERCK & CO | airport | United States | 40.61 | -74.26 | 15 | 0 | |
| MERCK SHARP & DOHME | airport | United States | 40.22 | -75.17 | 315 | 0 | |
| MERCK WHITEHOUSE STATION | airport | United States | 40.64 | -74.77 | 185 | 0 | |
| MERCK/UPPER GWYNEDD | airport | United States | 40.22 | -75.28 | 355 | 0 | |
| MERCY | airport | United States | 43.55 | -116.57 | 2535 | 0 | |
| MERCY AIR-PAHRUMP | airport | United States | 36.19 | -115.99 | 2650 | 0 | |
| MERCY CENTER FOR HEALTH CARE SERVICES | airport | United States | 41.79 | -88.32 | 700 | 0 | |
| MERCY GILBERT MEDICAL CENTER | airport | United States | 33.29 | -111.75 | 1280 | 0 | |
| MERCY HARVARD HOSPITAL | airport | United States | 42.43 | -88.61 | 980 | 0 | |
| MERCY HEALTH CENTER | airport | United States | 42.49 | -90.67 | 1050 | 0 | |
| MERCY HEALTH CENTER | airport | United States | 35.60 | -97.60 | 1143 | 0 | |
| MERCY HOSPITAL | airport | United States | 41.98 | -91.66 | 850 | 0 | |
| MERCY HOSPITAL | airport | United States | 42.67 | -91.90 | 1119 | 0 | |
| MERCY HOSPITAL | airport | United States | 37.84 | -94.71 | 905 | 0 | |
| MERCY HOSPITAL | airport | United States | 42.84 | -78.80 | 595 | 0 | |
| MERCY HOSPITAL | airport | United States | 43.24 | -123.37 | 495 | 0 | |
| MERCY HOSPITAL | airport | United States | 40.44 | -79.99 | 886 | 0 | |
| MERCY HOSPITAL | airport | United States | 42.69 | -89.03 | 840 | 0 | |
| MERCY HOSPITAL & HEALTHCARE CENTER | airport | United States | 46.44 | -92.78 | 1060 | 0 | |
| MERCY HOSPITAL & MEDICAL CENTER | airport | United States | 32.75 | -117.16 | 330 | 0 | |
| MERCY HOSPITAL HELISTOP | airport | United States | 41.66 | -83.55 | 610 | 0 | |
| MERCY HOSPITAL MEDICAL CENTER PRIVATE | airport | United States | 41.60 | -93.62 | 894 | 0 | |
| MERCY MEDICAL CENTER | airport | United States | 40.57 | -122.40 | 715 | 0 | |
| MERCY MEDICAL CENTER | airport | United States | 39.96 | -83.79 | 1021 | 0 | |
| MERCY MEDICAL CENTER | airport | United States | 44.02 | -88.52 | 775 | 0 | |
| MERCY MEMORIAL HEALTH CENTER | airport | United States | 34.19 | -97.14 | 931 | 0 | |
| MERCY MEMORIAL HOSPITAL | airport | United States | 41.93 | -83.39 | 603 | 0 | |
| MERCY MEMORIAL HOSPITAL | airport | United States | 40.11 | -83.73 | 1050 | 0 | |
| MERCY REGIONAL MEDICAL CENTER | airport | United States | 37.24 | -107.83 | 6585 | 0 | |
| MERCY SAN JUAN HOSPITAL | airport | United States | 38.67 | -121.31 | 169 | 0 | |
| MERIDEN MARKHAM MUNI | airport | United States | 41.51 | -72.83 | 103 | 0 | |
| MERIDEN-WALLINGFORD HOSPITAL | airport | United States | 41.53 | -72.81 | 145 | 0 | |
| MERIDIA HILLCREST HOSPITAL | airport | United States | 41.52 | -81.44 | 1093 | 0 | |
| MERIDIA HURON HOSPITAL | airport | United States | 41.53 | -81.58 | 715 | 0 | |
| MERIDIAN CORPORATE CENTER | airport | United States | 35.24 | -80.93 | 773 | 0 | |
| MERIDIAN NAS | airport | United States | 32.55 | -88.56 | 317 | 0 | |
| MERIDIAN PARK HOSPITAL | airport | United States | 45.38 | -122.74 | 215 | 0 | |
| MERIFIELD | airport | United States | 36.58 | -78.50 | 355 | 0 | |
| MERIGNAC | airport | France | 44.83 | -0.72 | 162 | 0 | |
| MERILL L HARRIS FIELD | airport | United States | 44.64 | -93.70 | 800 | 0 | |
| MERILLAT | airport | United States | 41.98 | -83.93 | 820 | 0 | |
| MERIMBULA | airport | Australia | -36.91 | 149.90 | 7 | 0 | |
| MERITER/PARK | airport | United States | 43.07 | -89.40 | 891 | 0 | |
| MERKEL FLD SYLACAUGA MUNI | airport | United States | 33.17 | -86.31 | 569 | 0 | |
| MERKLE | airport | United States | 42.29 | -90.35 | 970 | 0 | |
| MERKLE | airport | United States | 43.07 | -78.60 | 590 | 0 | |
| MERLE K MUDHOLE SMITH | airport | United States | 60.49 | -145.48 | 48 | 0 | |
| MERLE NORMAN COSMETICS (SYLMAR) | airport | United States | 34.31 | -118.46 | 1215 | 0 | |
| MERLE NORMAN COSMETICS BLDG 3 | airport | United States | 33.95 | -118.38 | 126 | 0 | |
| MERLE WEST MEDICAL CENTER | airport | United States | 42.25 | -121.78 | 4420 | 0 | |
| MERLIN AERODROME | airport | United States | 37.31 | -77.87 | 235 | 0 | |
| MERRIHEW | airport | United States | 41.85 | -101.95 | 3815 | 0 | |
| MERRILL CREEK RESERVOIR | airport | United States | 40.74 | -75.09 | 938 | 0 | |
| MERRILL FLD | airport | United States | 61.21 | -149.84 | 137 | 0 | |
| MERRILL GLEN COVE | airport | United States | 40.86 | -73.60 | 150 | 0 | |
| MERRILL MUNI | airport | United States | 45.20 | -89.71 | 1318 | 0 | |
| MERRIMAC FARMS | airport | United States | 42.75 | -77.78 | 910 | 0 | |
| MERRIMACK | airport | United States | 42.82 | -71.51 | 209 | 0 | |
| MERRITT | airport | United States | 39.47 | -83.49 | 990 | 0 | |
| MERRITT | airport | Canada | 50.12 | -120.75 | 2080 | 0 | |
| MERRITT 7 HELISTOP | airport | United States | 41.14 | -73.43 | 105 | 0 | |
| MERRITT FIELD | airport | United States | 41.42 | -76.53 | 2000 | 0 | |
| MERRITT ISLAND | airport | United States | 28.34 | -80.69 | 6 | 0 | |
| MERRYMEETING FIELD | airport | United States | 44.00 | -69.89 | 65 | 0 | |
| MERRYMEETING LAKE | airport | United States | 43.48 | -71.17 | 647 | 0 | |
| MERRYS PYMATUNING | airport | United States | 41.68 | -80.43 | 1203 | 0 | |
| MERSA MATRUH | airport | Egypt | 31.33 | 27.22 | 94 | 0 | |
| MERSEBURG | airport | Germany | 51.36 | 11.94 | 340 | 0 | |
| MERSHON | airport | United States | 39.55 | -86.48 | 870 | 0 | |
| MERTENS | airport | United States | 40.62 | -103.33 | 4192 | 0 | |
| MERTINKES | airport | United States | 44.70 | -91.47 | 920 | 0 | |
| MERTS FIELD | airport | United States | 39.55 | -83.85 | 1010 | 0 | |
| MERZIFON | airport | Turkey | 40.83 | 35.52 | 1758 | 0 |