| Code | Name | Region |
|---|---|---|
| DEGOU | Gross Gronau | SH |
| DEGIP | Gross Ippener | NI |
| DEGRK | Gross Kienitz | BB |
| DEGVY | Grevesmuhlen | MV |
| DEGRM | Griesheim | HE |
| DEGML | Griesheim (ilmtal) | TH |
| DEGMO | Griesheim (offenburg) | BW |
| DEFAG | Griesheim/frankfurt Am Main | HE |
| DEGWG | Griesingen | BW |
| DEGSV | Griessbach | SN |
| DE2GR | Griesstatt | BY |
| DEITH | Grieth | NW |
| DEGMR | Grimberg | NW |
| DEGMA | Grimma | SN |
| DEZGR | Grimme | ST |
| DEGMN | Grimmen | MV |
| DEGRL | Grimmenthal | TH |
| DEGIU | Grinau | SH |
| DEGRY | Grobenstadt | BY |
| DEGZE | Grobenzell | BY |
| DEGXR | Grode | SH |
| DEGTZ | Groditz | SN |
| DEGZJ | Groitzsch (jesewitz) | SN |
| DEGDI | Greding | BY |
| DEGRE | Greetsiel | NI |
| DE78T | Greffern/rheinmunster | BW |
| DEGRH | Grefrath | NW |
| DEFEN | Greifenberg | BY |
| DEGFS | Greifenstein | HE |
| DEGRD | Greifswald | MV |
| DEGRI | Greiz | TH |
| DE64H | Gremersdorf | SH |
| DEGMF | Gremmendorf | NW |
| DEGYF | Gremsdorf | BY |
| DEEXZ | Grenderich | RP |
| DEGWY | Grenzach-wyhlen | BW |
| DEGPN | Greppin | ST |
| DETAD | Grettstadt | BY |
| DEGEU | Greussen | TH |
| DEUSS | Greussenheim | BY |
| DEGVN | Greven | NW |
| DEGRV | Grevenbroich | NW |
| DEGVG | Grevenkrug | SH |
| DEGRQ | Grammdorf | SH |
| DEGZW | Gramzow | BB |
| DE57Y | Grande | SH |
| DEGSX | Gransee | BB |
| DEGNZ | Granzin | MV |
| DEGBG | Grasberg | NI |
| DEGBU | Grasbrunn | BY |