| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| IGA (MATTHEW TOWN) | airport | Bahamas, The | 20.98 | -73.67 | 8 | 0 | |
| IGARAPE BAHIA | airport | Brazil | -6.05 | -50.58 | 2257 | 0 | |
| IGB (C FAA H R BORDEN) | airport | Argentina | -41.32 | -69.57 | 2927 | 0 | |
| IGD (Iğdır Airport) | airport | 39.98 | 43.88 | 3101 | 0 | ||
| IGE (Tchongorove Airport) | airport | -1.92 | 9.31 | 48 | 0 | ||
| IGG (IGIUGIG) | airport | United States | 59.32 | -155.90 | 90 | 0 | |
| IGH | airport | United States | 29.99 | -91.79 | 15 | 0 | |
| IGH (INGHAM) | airport | Australia | -18.66 | 146.15 | 49 | 0 | |
| IGIUGIG | airport | United States | 59.32 | -155.90 | 90 | 0 | |
| IGL (CIGLI) | airport | Turkey | 38.51 | 27.01 | 16 | 0 | |
| IGM (KINGMAN) | airport | United States | 35.26 | -113.94 | 3449 | 0 | |
| IGN (ILIGAN) | airport | Philippines | 8.13 | 124.21 | 1300 | 0 | |
| IGNACE MUNI | airport | Canada | 49.43 | -91.72 | 1435 | 0 | |
| IGNACIO AGRAMONTE INTL | airport | Cuba | 21.42 | -77.85 | 413 | 0 | |
| IGNATYEVO | airport | Russia | 50.43 | 127.41 | 638 | 0 | |
| IGO (Chigorodó Airport) | airport | 7.68 | -76.69 | 110 | 0 | ||
| IGOE | airport | United States | 40.10 | -88.42 | 695 | 0 | |
| IGOR I SIKORSKY MEM | airport | United States | 41.16 | -73.13 | 9 | 0 | |
| IGR (CATARATAS DEL IGUAZU) | airport | Argentina | -25.74 | -54.47 | 916 | 0 | |
| IGS (INGOLSTADT MANCHING) | airport | Germany | 48.72 | 11.53 | 1202 | 0 | |
| IGT (Magas Airport) | airport | 43.32 | 45.01 | 1165 | 0 | ||
| IGU (CATARATAS INTL) | airport | Brazil | -25.60 | -54.49 | 787 | 0 | |
| IGUATU | airport | Brazil | -6.35 | -39.29 | 699 | 0 | |
| IGaborone | city | Gaborone | Botswana | -24.65 | 25.91 | 3349 | 41124 |