| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Gaffanakilka | city | Ireland | 52.73 | -8.08 | 902 | 888 | |
| Galbertstown | city | Ireland | 52.63 | -7.85 | 380 | 3571 | |
| Galbooly | city | Ireland | 52.65 | -7.77 | 396 | 8820 | |
| Garigue | city | Ireland | 53.12 | -8.00 | 206 | 1284 | |
| Garrangrena Lower | city | Ireland | 52.78 | -8.00 | 830 | 1657 | |
| Garranroe | city | Ireland | 52.71 | -7.74 | 387 | 1867 | |
| Garraí Uí Chinnéide | city | Ireland | 52.90 | -8.35 | 242 | 1507 | |
| Garryard | city | Ireland | 52.79 | -8.28 | 882 | 1142 | |
| Garryglass | city | Ireland | 52.75 | -8.12 | 994 | 864 | |
| Garrykennedy | city | Ireland | 52.90 | -8.35 | 242 | 1507 | |
| Garrykonnedy | city | Ireland | 52.90 | -8.35 | 242 | 1507 | |
| Garrynafana | city | Ireland | 52.86 | -8.06 | 830 | 1094 | |
| Glenahilty | city | Ireland | 52.90 | -8.06 | 357 | 838 | |
| Glenbreedy | city | Ireland | 52.79 | -8.02 | 830 | 1377 | |
| Gleninchinaveigh | city | Ireland | 52.70 | -8.07 | 967 | 911 | |
| Glenreagh | city | Ireland | 52.65 | -7.90 | 259 | 2253 | |
| Glentane | city | Ireland | 52.77 | -8.05 | 830 | 1237 | |
| Goatstown | city | Ireland | 53.00 | -8.15 | 196 | 1775 | |
| Goldings Cross | city | Ireland | 52.79 | -7.91 | 334 | 1610 | |
| Gortalough | city | Ireland | 52.77 | -7.96 | 413 | 1843 | |
| Gortlandroe | city | Ireland | 52.87 | -8.24 | 232 | 7596 | |
| Gortnagowna | city | Ireland | 52.75 | -8.08 | 866 | 921 | |
| Gortnagowth | city | Ireland | 52.64 | -7.87 | 291 | 3519 | |
| Gortnahalla | city | Ireland | 52.72 | -7.99 | 830 | 1693 | |
| Gourdeen Bridge | city | Ireland | 52.87 | -8.17 | 239 | 9108 | |
| Graffin | city | Ireland | 52.84 | -7.78 | 830 | 1286 | |
| Graigue | city | Ireland | 53.12 | -8.00 | 206 | 1284 | |
| Granavone | city | Ireland | 52.74 | -8.04 | 830 | 1228 | |
| Grange | city | Ireland | 52.82 | -8.42 | 830 | 3168 | |
| Greenan | city | Ireland | 52.74 | -8.07 | 830 | 951 |