G
- Gabby Heights
- Gahagen
- Gaibleton
- Gaines
- Gale
- Galeton
- Galilee
- Gallatin
- Gallatin
- Gallitzin
- Galloway
- Gallows Harbor
- Gambles
- Ganister
- Gans
- Gap
- Gapsville
- Garards Fort
- Gardeau
- Garden City
- Garden View
- Gardenville
- Gardner
- Gardner Hill
- Gardners
- Garfield
- Gargol
- Garland
- Garmantown
- Garrett
- Garrison
- Gastonville
- Gastown
- Gatchellville
- Gates
- Gatesburg
- Gayly
- Gazzam
- Geen Oaks
- Geeseytown
- Geiger
- Geigertown
- Geistown
- Gelatt
- Gelnett
- Gem
- Genesee
- Geneva
- Georgetown
- Georgetown
- Georgeville
- Gerhards
- Germainia
- German Settlement
- Germansville
- Germantown
- Germantown
- Germantown
- Germany
- Geryville
- Gettysburg
- Ghennes Heights
- Gibbon Glade
- Gibbs Hill
- Gibraltar
- Gibson
- Gibson
- Gibsondale
- Gibsonia
- Gideon
- Gifford
- Gilbert
- Gilberton
- Gilbertsville
- Gilfoyle
- Gilkeson
- Gillen
- Gillespie
- Gillett
- Gillingham
- Gillintown
- Gilmore
- Ginger Hill
- Ginter
- Ginther
- Girard
- Girardville
- Girdland
- Girty
- Gladden
- Glade
- Glade City
- Glade Mills
- Gladhill
- Gladwyne
- Glasgow
- Glass City
- Glassport
- Glatfelters
- Gleason
- Glenburn
- Glen Campbell
- Glencoe
- Glendale
- Glendon
- Glen Eden
- Glen Eyre
- Glenfield
- Glen Forney
- Glen Hazel
- Glen Hope
- Glenloch
- Glen Lyon
- Glenmar Gardens
- Glen Mawr
- Glen Mills
- Glenmoore
- Glenn Iron
- Glennville
- Glenolden
- Glen Richey
- Glen Riddle
- Glen Rock
- Glen Roy
- Glen Savage
- Glenshaw
- Glenside
- Glen Summit
- Glen Union
- Glenvale
- Glenville
- Glenwillard
- Glen Willow
- Glenwood
- Glenwood
- Glenworth
- Glessner
- Glosser View
- Glyde
- Glynden
- Gnatstown
- Gobbler Knob
- Godard
- Godfrey
- Goff
- Goheenvile
- Gold
- Golden Rod Farms
- Goldenville
- Gold Key Lake
- Gold Mine
- Goldsboro
- Golinza
- Good
- Good Hope
- Good Intent
- Good Spring
- Goodtown
- Goodville
- Goodville
- Goodyear
- Goosetown
- Goram
- Gordon
- Gordonville
- Gorton
- Goshen
- Goshenville
- Gosser Hill
- Gouglersville
- Gouldboro
- Gowen City
- Graceton
- Graceville
- Gracey
- Gradyville
- Grafton
- Graham
- Graham Crossing
- Grampian
- Grand Central
- Grand Valley
- Grandview
- Grandview
- Grand View
- Grandview Heights
- Grandview Park
- Grange
- Granite Hill Station
- Grant City
- Grantley
- Grantville
- Granville
- Granville
- Granville Summit
- Grapeville
- Grassflat
- Grassmere Park
- Grassy Island
- Graterford
- Gratz
- Gratztow
- Gravelick
- Gravel Lick
- Gravel Place
- Gravity
- Gray
- Gray
- Graybill
- Graydon
- Grays
- Grays Landing
- Graysville
- Graysville
- Grazierville
- Greason
- Great Belt
- Great Bend
- Greater Point Marion
- Great Good Place
- Greble
- Greece City
- Greele
- Greeley
- Green Acres
- Greenawald
- Green Bank
- Green Briar
- Greenbrier
- Greenburr
- Greencastle
- Greencrest Park
- Greendale
- Greendale
- Greenes Landing
- Greenfield
- Greenfield
- Greenfield
- Green Grove
- Green Hill
- Green Hill
- Green Hills
- Green Lane
- Greenmount
- Green Park
- Green Point
- Green Ridge
- Greensboro
- Greensburg
- Green Spring
- Green Springs
- Greentown
- Green Tree
- Green Tree
- Green Valley
- Green Village
- Greenville
- Greenville East
- Greenwald
- Greenwood
- Greenwood Furnace
- Greenwood Village
- Gregg
- Greir City
- Greisemersville
- Grenoble
- Gresham
- Gretna
- Griffiths
- Grimesville
- Grindstone
- Gringo
- Groffdale
- Grovania
- Grove City
- Grove Mill
- Grover
- Groveton
- Gruversville
- Gruvertown
- Guenot Settlement
- Guernesy
- Guffey
- Guilford
- Guitonville
- Guldens
- Gump
- Gum Tree
- Gurnee
- Guth
- Guthriesville
- Guys Mills
- Gwynedd Square
- Gwynedd Valley