| Gabbs | United States | GAB | More info |
| Gabes | Tunisia | GAE | More info |
| Gachsaran | Iran | GCH | More info |
| Gafsa | Tunisia | GAF | More info |
| Gag Island | Indonesia | GAV | More info |
| Gage | United States | GAG | More info |
| Gagetown | Canada | YCX | More info |
| Gaggal Airport | India | DHM | More info |
| Gagnoa | Cote D'Ivoire (Ivory Coast) | GGN | More info |
| Gagnon | Canada | YGA | More info |
| Gainesville Regional | United States | GNV | More info |
| Gakona | United States | GAK | More info |
| Galatina | Italy | LCC | More info |
| Galbraith Lake | United States | GBH | More info |
| Galcaio | Somalia | GLK | More info |
| GaleĈo?Antonio Carlos Jobim International Airport | Brazil | GIG | More info |
| Galegu | Sudan | DNX | More info |
| Galela | Indonesia | GLX | More info |
| Galena | United States | GAL | More info |
| Galesburg | United States | GBG | More info |
| Galileo Galilei | Italy | PSA | More info |
| Galion | United States | GQQ | More info |
| Gallatin Field | United States | BZN | More info |
| Galleria Heliport | United States | JGL | More info |
| Gallivare | Sweden | GEV | More info |
| Gamarra | Colombia | GRA | More info |
| Gamba | Gabon | GAX | More info |
| Gambela | Ethiopia | GMB | More info |
| Gambell | United States | GAM | More info |
| Gambier Is | French Polynesia | GMR | More info |
| Gamboa | Chile | WCA | More info |
| Gamboma | Congo | GMM | More info |
| Gamboola | Australia | GBP | More info |
| Gan Airport | Maldives | GAN | More info |
| Gandajika | Zaire | GDJ | More info |
| Gander International | Canada | YQX | More info |
| Gandhinagar Arpt | India | ISK | More info |
| Ganes Creek | United States | GEK | More info |
| Gangaw | Myanmar | GAW | More info |
| Ganges Harbor | Canada | YGG | More info |
| Gangneung | Korea (South) | KAG | More info |
| Ganzhou | China | KOW | More info |
| Gao | Mali | GAQ | More info |
| Gaoua | Burkina Faso | XGA | More info |
| Gara Djebilet | Algeria | GBB | More info |
| Garachine | Panama | GHE | More info |
| Garaina | Papua New Guinea | GAR | More info |
| Garasa | Papua New Guinea | GRL | More info |
| Garbaharey | Somalia | GBM | More info |
| Garden Harris County | United States | PIM | More info |
| Garden Point | Australia | GPN | More info |
| Gardez | Afghanistan | GRG | More info |
| Gardo | Somalia | GSR | More info |
| Gare de Bordeaux | France | ZFQ | More info |
| Gare de Rennes | France | ZFJ | More info |
| Gare du Nord Rail Stn | France | XPG | More info |
| Gare Montparnasse | France | XGB | More info |
| Garfield County | United States | RIL | More info |
| Garissa | Kenya | GAS | More info |
| Garner Fld | United States | UVA | More info |
| Garoe | Somalia | GGR | More info |
| Garons | France | FNI | More info |
| Garoua | Cameroon | GOU | More info |
| Garuahi | Papua New Guinea | GRH | More info |
| Gary Regional | United States | GYY | More info |
| Gasa | China | JHG | More info |
| Gascoyne Junction | Australia | GSC | More info |
| Gasmata Island | Papua New Guinea | GMI | More info |
| Gassim Regional Airport | Saudi Arabia | ELQ | More info |
| Gasuke | Papua New Guinea | GBC | More info |
| Gatlinburg | United States | GKT | More info |
| Gatokae Aerodrom | Solomon Islands | GTA | More info |
| Gatwick | United Kingdom | LGW | More info |
| Gaua | Vanuatu | ZGU | More info |
| Gaya | India | GAY | More info |
| Gayndah | Australia | GAH | More info |
| Gaza - Yaser Arafat International Airport | Palestine | GZA | More info |
| Gaziantep | Turkey | GZT | More info |
| Gbangbatok | Sierra Leone | GBK | More info |
| Gebe | Indonesia | GEB | More info |
| Gecitkale | Cyprus | GEC | More info |
| Gedaref | Sudan | GSU | More info |
| Geelong | Australia | GEX | More info |
| Geilenkirchen | Germany | GKE | More info |
| Geita | Tanzania | GIT | More info |
| Geladi | Ethiopia | GLC | More info |
| Gelendzik | Russian Federation | GDZ | More info |
| Gemena | Zaire | GMA | More info |
| Gen Belgrano | Argentina | SLA | More info |
| Gen Buech | Bolivia | RIB | More info |
| Gen F Javier Mina | Mexico | TAM | More info |
| Gen Fierro Villalobos | Mexico | CUU | More info |
| Gen J A Anzoategui | Venezuela | BLA | More info |
| Gen Jose M Yanez | Mexico | GYM | More info |
| Gen Lucio Blanco | Mexico | REX | More info |
| Gen Mariano Escobedo | Mexico | MTY | More info |
| Gen Pesqueira Garcia | Mexico | HMO | More info |
| Gen Rafael Buelna | Mexico | MZT | More info |
| Gen V Deslandes | Angola | BUG | More info |
| Gen. A.V. Cobo | Colombia | LET | More info |
| Genda Wuha | Ethiopia | ETE | More info |
| Geneina | Sudan | EGN | More info |
| General A. L. Rodriguez Intl | Mexico | TIJ | More info |
| General Brees Field | United States | LAR | More info |
| General Juan N. Alvarez International | Mexico | ACA | More info |
| General Manuel Marquez de Leon | Mexico | LAP | More info |
| General Mariano Matamoros Airport | Mexico | CVJ | More info |
| General Mitchell | United States | MKE | More info |
| General Pico | Argentina | GPO | More info |
| General Roca | Argentina | GNR | More info |
| General Villegas | Argentina | VGS | More info |
| Geneve-cointrin | Switzerland | GVA | More info |
| Genting | Malaysia | GTB | More info |
| George | South Africa | GRJ | More info |
| George Bush Intercntl. | United States | IAH | More info |
| George Downer | United States | AIV | More info |
| George R Carr | United States | BXA | More info |
| George Town | Australia | GEE | More info |
| Georgetown | Australia | GTT | More info |
| Georgetown | United States | GGE | More info |
| Gera Railway | Germany | ZGA | More info |
| Geraldton | Canada | YGQ | More info |
| Geraldton | Australia | GET | More info |
| GermanRail Pass | Germany | ZGZ | More info |
| Germansen | Canada | YGS | More info |
| Gerrard-Smith | Cayman Islands | CYB | More info |
| Gethsemani | Canada | ZGS | More info |
| Gettysburg | United States | GTY | More info |
| Geva Airstrip | Solomon Islands | GEF | More info |
| Gewoia | Papua New Guinea | GEW | More info |
| Ghadames | Libya | LTD | More info |
| Ghanzi | Botswana | GNZ | More info |
| Ghat | Libya | GHT | More info |
| Ghazni | Afghanistan | GZI | More info |
| Ghazvin | Iran | GZW | More info |
| Ghent | Belgium | GNE | More info |
| Gheshm | Iran | GSM | More info |
| Ghimbi | Ethiopia | GHD | More info |
| Ghinnir | Ethiopia | GNN | More info |
| Gibb River | Australia | GBV | More info |
| Giebelstadt | Germany | GHF | More info |
| Gilbert Field | United States | GIF | More info |
| Gilgal | Colombia | GGL | More info |
| Gilgit | Pakistan | GIL | More info |
| Gillam | Canada | YGX | More info |
| Gillespie Field | United States | SEE | More info |
| Gillies Bay | Canada | YGB | More info |
| Gillot | Reunion | RUN | More info |
| Gilze-Rijen | Netherlands | GLZ | More info |
| Gimhae | Korea (South) | PUS | More info |
| Gimli | Canada | YGM | More info |
| Gino Lisa | Italy | FOG | More info |
| Girardot | Colombia | GIR | More info |
| Girua | Papua New Guinea | PNP | More info |
| Gisborne | New Zealand (Aotearoa) | GIS | More info |
| Gisenyi | Rwanda | GYI | More info |
| Gitega | Burundi | GID | More info |
| Giuseppe Verdi | Italy | PMF | More info |
| Giyani | South Africa | GIY | More info |
| Gizo | Solomon Islands | GZO | More info |
| Gjoa Haven | Canada | YHK | More info |
| Gjogur | Iceland | GJR | More info |
| Glacier Creek | United States | KGZ | More info |
| Glacier National Park | United States | FCA | More info |
| Gladstone | Australia | GLT | More info |
| Gladwin | United States | GDW | More info |
| Glasgow International | United Kingdom | GLA | More info |
| Glen Innes | Australia | GLI | More info |
| Glendale | United States | GWV | More info |
| Glenegedale | United Kingdom | ILY | More info |
| Glengyle | Australia | GLG | More info |
| Glenn County | United States | WLW | More info |
| Glenn L Martin | United States | MTN | More info |
| Glennallen | United States | GLQ | More info |
| Glenormiston | Australia | GLM | More info |
| Glentanner | New Zealand (Aotearoa) | GTN | More info |
| Glenwood Springs | United States | GWS | More info |
| Gloucestershire | United Kingdom | GLO | More info |
| Glynco Jetport | United States | BQK | More info |
| Gnarowein | Papua New Guinea | GWN | More info |
| Goba | Ethiopia | GOB | More info |
| Gobabis | Namibia | GOG | More info |
| Gobernador Gregores | Argentina | GGS | More info |
| Gode/Iddidole | Ethiopia | GDE | More info |
| Godman AAF | United States | FTK | More info |
| Gods Narrows | Canada | YGO | More info |
| Gods River | Canada | ZGI | More info |
| Goerlitz Railway | Germany | ZGE | More info |
| Gogebic County | United States | IWD | More info |
| Gold Coast (Coolangatta) | Australia | OOL | More info |
| Golden Horn Lodge SPB | Alaska | GDH | More info |
| Golden Triangle Reg. | United States | GTR | More info |
| Goldsworthy | Australia | GLY | More info |
| Goleniow | Poland | SZZ | More info |
| Golfito | Costa Rica | GLF | More info |
| Golmud | China | GOQ | More info |
| Goloson International | Honduras | LCE | More info |
| Golovin | United States | GLV | More info |
| Golubovci | Yugoslavia | TGD | More info |
| Goma | D. R. Congo | GOM | More info |
| Gomel | Belarus | GME | More info |
| Gonalia | Papua New Guinea | GOE | More info |
| Gondar | Ethiopia | GDQ | More info |
| Gonzalo | Colombia | TRB | More info |
| Goodfellow AFB | United States | GOF | More info |
| Gooding | United States | GNG | More info |
| Goodnews Bay | United States | GNU | More info |
| Goodwin Field | United States | ELD | More info |
| Goondiwindi | Australia | GOO | More info |
| Goose Bay | Canada | YYR | More info |
| Gora | Papua New Guinea | GOC | More info |
| Gorakhpur | India | GOP | More info |
| Gordil | Central African Republic | GDI | More info |
| Gordon | United States | GRN | More info |
| Gordon Downs | Australia | GDD | More info |
| Gore | Ethiopia | GOR | More info |
| Gore Bay | Canada | YZE | More info |
| Gorgan | Iran | GBT | More info |
| Gorge Harbor | Canada | YGE | More info |
| Gorkha | Nepal | GKH | More info |
| Gorna Orechovitsa | Bulgaria | GOZ | More info |
| Goroka | Papua New Guinea | GKA | More info |
| Gorom-Gorom | Burkina Faso | XGG | More info |
| Gosford | Australia | GOS | More info |
| Goshen | United States | GSH | More info |
| Gotha Railway | Germany | ZGO | More info |
| Gothenburg City Airport | Sweden | GSE | More info |
| Gothenburg Rail | Sweden | XWL | More info |
| Goulburn | Australia | GUL | More info |
| Goulburn Island | Australia | GBL | More info |
| Goulimime | Morocco | GLN | More info |
| Gounda | Central African Republic | GDA | More info |
| Goundam | Mali | GUD | More info |
| Govardhanpur | India | JGA | More info |
| Governador Valadares | Brazil | GVR | More info |
| Governors Harbour | Bahamas | GHB | More info |
| Goya | Argentina | OYA | More info |
| Gozo Heliport | Malta | GZM | More info |
| Gracias | Honduras | GAC | More info |
| Graciosa Island | Portugal | GRW | More info |
| Grafton | Australia | GFN | More info |
| Graham Field | United States | BTP | More info |
| Gran Canaria | Spain | LPA | More info |
| Granada | Spain | GRX | More info |
| Grand Case | Guadeloupe | CCE | More info |
| Grand Cess | Liberia | GRC | More info |
| Grand Forks | United States | GFK | More info |
| Grand Forks | Canada | ZGF | More info |
| Grand Forks AFB | United States | RDR | More info |
| Grand Island | United States | GRI | More info |
| Grand Rapids | United States | GPZ | More info |
| Grand Strand Airport | United States | CRE | More info |
| Grand Turk Is | Turks and Caicos Islands | GDT | More info |
| Grande Cache | Canada | YGC | More info |
| Grande Prairie | Canada | YQU | More info |
| Granite Mountain | United States | GMT | More info |
| Granites | Australia | GTS | More info |
| Grant County | United States | SVC | More info |
| Grant County | United States | PGC | More info |
| Grant County | United States | MWH | More info |
| Grantley Adams Intl | Barbados | BGI | More info |
| Granville | France | GFR | More info |
| Granville Lake | Canada | XGL | More info |
| Gratiot Community | United States | AMN | More info |
| Gravatai | Brazil | GCV | More info |
| Gray AAF | United States | GRK | More info |
| Gray AAF | United States | GRF | More info |
| Grayling | United States | KGX | More info |
| Grayson County | United States | PNX | More info |
| Great Barrier Island | New Zealand (Aotearoa) | GBZ | More info |
| Great Bear Lake | Canada | DAS | More info |
| Great Bend | United States | GBD | More info |
| Great Harbour | Bahamas | GHC | More info |
| Great Keppel Island | Australia | GKL | More info |
| Greater Kankakee | United States | IKK | More info |
| Greater Moncton International | Canada | YQM | More info |
| Greater Peoria | United States | PIA | More info |
| Greater Rockford Airport | United States | RFD | More info |
| Greater Wilmington | United States | ILG | More info |
| Green | United States | OTN | More info |
| Green County | United States | WAY | More info |
| Green Island | Taiwan | GNI | More info |
| Green Islands | Papua New Guinea | GEI | More info |
| Green River | Papua New Guinea | GVI | More info |
| Green River | United States | RVR | More info |
| Green Turtle | Bahamas | GTC | More info |
| Greenbrier | United States | SSU | More info |
| Greenbrier Valley | United States | LWB | More info |
| Greenham RAF | United Kingdom | EWY | More info |
| Greenvale | Australia | GVP | More info |
| Greenville | United States | GLH | More info |
| Greenville Downtown | United States | GMU | More info |
| Greenville-Spartanbur | United States | GSP | More info |
| Greenway Plaza H/P | United States | JGP | More info |
| Greenway Sound | Canada | YGN | More info |
| Greenwood | Canada | YZX | More info |
| Greenwood | United States | GRD | More info |
| Gregoire Kayibanda | Rwanda | KGL | More info |
| Gregory Downs | Australia | GGD | More info |
| Greifswald Railway | Germany | ZGW | More info |
| Grenfell | Australia | GFE | More info |
| Greymouth | New Zealand (Aotearoa) | GMN | More info |
| Grider Field | United States | PBF | More info |
| Griffing Sandusky | United States | SKY | More info |
| Griffiss AFB | United States | RME | More info |
| Griffith | Australia | GFF | More info |
| Grimsey | Iceland | GRY | More info |
| Grise Fiord | Canada | YGZ | More info |
| Grissom AFB | United States | GUS | More info |
| Griswold | United States | MPE | More info |
| Grodna | Belarus | GNA | More info |
| Grootfontein | Namibia | GFY | More info |
| Groznyj | Russian Federation | GRV | More info |
| Grumman | United States | BPA | More info |
| Grundarfjordur | Iceland | GUU | More info |
| Guacamaya | Colombia | GCA | More info |
| Guadalcanal | Solomon Islands | GSI | More info |
| Guadalupe | Brazil | GDP | More info |
| Guadalupe Victoria | Mexico | DGO | More info |
| Guajara-Mirim | Brazil | GJM | More info |
| Gualaco | Honduras | GUO | More info |
| Gualeguaychu | Argentina | GHU | More info |
| Guamal | Colombia | GAA | More info |
| Guanacaste | Costa Rica | NCT | More info |
| Guanacaste | Costa Rica | SZC | More info |
| Guanaja | Honduras | GJA | More info |
| Guanambi | Brazil | GNM | More info |
| Guanare | Venezuela | GUQ | More info |
| Guang Yuan | China | GYS | More info |
| Guanghan | China | GHN | More info |
| Guanghua | China | LHK | More info |
| Guantanamo NAS | Cuba | NBW | More info |
| Guapi | Colombia | GPI | More info |
| Guapiles | Costa Rica | GPL | More info |
| Guarapari | Brazil | GUZ | More info |
| Guararapes Intl | Brazil | REC | More info |
| Guaratingueta | Brazil | GUJ | More info |
| Guari | Papua New Guinea | GUG | More info |
| Guarulhos Intl | Brazil | GRU | More info |
| Guasopa | Papua New Guinea | GAZ | More info |
| Guayaramerin | Bolivia | GYA | More info |
| Guemar | Algeria | ELU | More info |
| Gueret (Lepaud) | France | MCU | More info |
| Guerima | Colombia | GMC | More info |
| Guernsey | United Kingdom | GCI | More info |
| Guerrero Negro | Mexico | GUB | More info |
| Guetersloh | Germany | GUT | More info |
| Guettin | Germany | GTI | More info |
| Guglielmo Marconi | Italy | BLQ | More info |
| Guiglo | Cote D'Ivoire (Ivory Coast) | GGO | More info |
| Guilin | China | KWL | More info |
| Guillemins | Liege | XHN | More info |
| Guimaraes | Brazil | GMS | More info |
| Guipavas | France | BES | More info |
| Guiria | Venezuela | GUI | More info |
| Guiyang | China | KWE | More info |
| Gujrat | Pakistan | GRT | More info |
| Gulgubip | Papua New Guinea | GLP | More info |
| Gulkana | United States | GKN | More info |
| Gulu | Uganda | ULU | More info |
| Guna | India | GUX | More info |
| Gunnarn | Sweden | SQO | More info |
| Gunnedah | Australia | GUH | More info |
| Gunnison | United States | GUC | More info |
| Gunsan | Korea (South) | KUV | More info |
| Gunsan Airbase | Korea (South) | KUZ | More info |
| Gunter AFB | United States | GUN | More info |
| Gunung Batin | Indonesia | AKQ | More info |
| Gunungsitoli | Indonesia | GNS | More info |
| Gurayat | Saudi Arabia | URY | More info |
| Guriaso | Papua New Guinea | GUE | More info |
| Gurney | Papua New Guinea | GUR | More info |
| Gurue | Mozambique | VJQ | More info |
| Gurupi | Brazil | GRP | More info |
| Gusap | Papua New Guinea | GAP | More info |
| Gush Katif | Israel | GHK | More info |
| Gustavus Arpt | United States | GST | More info |
| Guthrie | United States | GOK | More info |
| Guymon | United States | GUY | More info |
| Gwa | Myanmar | GWA | More info |
| Gwadar | Pakistan | GWD | More info |
| Gwalior | India | GWL | More info |
| Gwangju | Korea (South) | KWJ | More info |
| Gweru | Zimbabwe | GWE | More info |
| Gwinnett County Airport | United States | LZU | More info |
| Gyandzha | Azerbaijan | KVD | More info |
| Gympie | Australia | GYP | More info |
| Gyoumri | Armenia | LWN | More info |