| Locality | Postal Code |
|---|---|
| Garton | HU11 |
| Garton-on-the-Wolds | YO25 |
| Gembling | YO25 |
| Gilberdyke | HU15 |
| Goodmanham | YO43 |
| Goole | DN14 |
| Goole Fields | DN14 |
| Gowdall | DN14 |
| Gowthorpe | YO41 5QN |
| Goxhill | HU11 5BB |
| Gransmoor | YO25 |
| Great Hatfield | HU11 |
| Great Kelk | YO25 |
| Greenoak | DN14 7XP, DN14 7XR |
| Gribthorpe | DN14 7NT |
| Grimston | HU11 4QE |
| Grindale | YO16 |
| Haisthorpe | YO25 |
| Halsham | HU12 |
| Harlthorpe | YO8 6DW |
| Harpham | YO25 |
| Harswell | YO42 |
| Hayton | YO42 |
| Hedon | HU12 |
| Hempholme | YO25 |
| Hessle | HU13 |