- Gainesville
- Galena
- Gallatin
- Galt
- Garden City
- Gasconade
- Gentry
- Gerald
- Gerster
- Gibbs
- Gideon
- Gifford
- Gilliam
- Gilman City
- Ginger Blue
- Gladstone
- Glasgow
- Glasgow Village
- Glen Echo Park
- Glenaire
- Glenallen
- Glendale
- Glenwood
- Golden
- Golden City
- Goodman
- Goodnight
- Gordonville
- Gorin
- Gower
- Graham
- Grain Valley
- Granby
- Grand Falls Plaza
- Grand Pass
- Grandin
- Grandview
- Granger
- Grant City
- Grantwood Village
- Gravois Mills
- Gray Summit
- Grayridge
- Green Castle
- Green City
- Green Park
- Green Ridge
- Greendale
- Greenfield
- Greentop
- Greenville
- Greenwood
- Guilford
- Gunn City
