| GABORONE,Botswana |
| GALVESTON,Texas |
| GAOLAN (ZHUHAI),Guangdong Province |
| GAOMING,Guangdong Province |
| GAOSHA,Guangdong Province |
| GAOYOU,Jiangsu Province |
| GATEMALA CITY,Guatemala |
| GATUN,Panama |
| GDANSK,Poland |
| GDYNIA,Poland |
| GEBZE,Turkey |
| GEELONG,Australia |
| GEMLIK,Turkey |
| GENERAL SANTOS CITY,Philippines |
| GENEVE,Switzerland |
| GENNEVILLIERS,France |
| GENOA (GENOVA),Italy |
| GEORGE TOWN,Guyana |
| GERALDTON,Australia |
| GHAZAOUETE,Algeria |
| GHENT,Belgium |
| GIBRALTAR,Spain |
| GIOIA TAURO,Italy |
| GIRDWOOD,Alaska |
| GLADSTONE,Australia |
| GLASGOW,Scotland |
| GLIWICE,Poland |
| GOMEL,Russia |
| GONGYI,Guangdong Province |
| GOTHENBURG,Sweden |
| GRAND RAPIDS,U.S.A |
| GRAND TURK,Caribbean |
| GRANGEMOUTH,U.K. |
| GRAYS,U.K. |
| GRAZ,Austria |
| GREENSBORO,North Carolina |
| GUADALAJARA,Mexico |
| GUAM,Mariana Islands |
| GUANGZHOU,Guangdong Province |
| GUANTA,Venezuela |
| GUARULHOS,Brazil |
| GUATEMALA CITY,Guatemala |
| GUAYAQUIL,Ecuador |
| GUAYMAS,Mexico |
| GUIGANG,Guangxi Province |
| GUILIN,Guangxi Province |
| GUINEA-BISSAU,Western Africa |
| GUIYANG,Guizhou Province |
| GUIZHOU,Guangdong Province |
| GUSTAVIA,ST. Barths |
| GWANGYANG,South Korea |