| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Galtybeg | city | Ireland | 52.37 | -8.17 | 1879 | 910 | |
| Garnavilla | city | Ireland | 52.34 | -7.89 | 216 | 3895 | |
| Garranacool | city | Ireland | 52.60 | -7.55 | 830 | 1673 | |
| Garrancasey | city | Ireland | 52.29 | -7.80 | 167 | 1783 | |
| Garrane | city | Ireland | 52.54 | -7.99 | 259 | 1959 | |
| Garranmore | city | Ireland | 52.63 | -7.95 | 269 | 1555 | |
| Garryclogh | city | Ireland | 52.68 | -7.63 | 830 | 1554 | |
| Garryduff | city | Ireland | 52.42 | -7.46 | 830 | 1308 | |
| Garrymore Bridge | city | Ireland | 52.29 | -8.02 | 216 | 968 | |
| Garrymore Cross Roads | city | Ireland | 52.30 | -8.00 | 209 | 999 | |
| Garrynoe | city | Ireland | 52.58 | -7.58 | 882 | 1633 | |
| Garryntemple | city | Ireland | 52.36 | -7.81 | 249 | 2775 | |
| Giantsgrave | city | Ireland | 52.39 | -7.75 | 249 | 13082 | |
| Glashanailor Bridge | city | Ireland | 52.59 | -8.19 | 396 | 1893 | |
| Glenacunna | city | Ireland | 52.25 | -8.10 | 830 | 1294 | |
| Glenbane | city | Ireland | 52.48 | -8.31 | 416 | 1838 | |
| Glenbane | city | Ireland | 52.62 | -7.89 | 275 | 2253 | |
| Glenconnor | city | Ireland | 52.36 | -7.75 | 134 | 13300 | |
| Glencoshabinnia | city | Ireland | 52.39 | -8.18 | 1115 | 1033 | |
| Glengarra Bridge | city | Ireland | 52.32 | -8.10 | 413 | 970 | |
| Glennagat | city | Ireland | 52.42 | -7.84 | 830 | 1550 | |
| Glennaskagh | city | Ireland | 52.45 | -7.54 | 830 | 1162 | |
| Glenough Lower | city | Ireland | 52.62 | -8.06 | 889 | 1328 | |
| Glenough Upper | city | Ireland | 52.64 | -8.07 | 997 | 1164 | |
| Glenpaudeen | city | Ireland | 52.61 | -8.11 | 830 | 1385 | |
| Goats Bridge | city | Ireland | 52.28 | -7.87 | 308 | 1721 | |
| Golden | city | Ireland | 52.50 | -7.98 | 249 | 1886 | |
| Golden Hills | city | Ireland | 52.51 | -8.00 | 226 | 1918 | |
| Goldengarden | city | Ireland | 52.54 | -8.11 | 351 | 1648 | |
| Goolds Cross | city | Ireland | 52.59 | -7.95 | 259 | 1658 | |
| Gormanstown | city | Ireland | 52.29 | -7.91 | 170 | 1624 | |
| Gort na gCeap | city | Ireland | 52.65 | -7.51 | 830 | 1237 | |
| Gortacullin | city | Ireland | 52.27 | -7.92 | 308 | 1353 | |
| Gortaculrush | city | Ireland | 52.64 | -7.99 | 830 | 1251 | |
| Gortfree | city | Ireland | 52.61 | -7.49 | 830 | 1303 | |
| Gortmakellis | city | Ireland | 52.55 | -7.89 | 830 | 4375 | |
| Gortnagap | city | Ireland | 52.65 | -7.51 | 830 | 1237 | |
| Gortnahoe | city | Ireland | 52.68 | -7.60 | 830 | 1779 | |
| Gortnahoo | city | Ireland | 52.68 | -7.60 | 830 | 1779 | |
| Gortussa | city | Ireland | 52.56 | -8.08 | 830 | 1775 | |
| Graigue | city | Ireland | 52.40 | -7.57 | 278 | 1493 | |
| Graigue | city | Ireland | 52.27 | -7.94 | 298 | 1184 | |
| Graigue | city | Ireland | 52.43 | -7.90 | 249 | 2350 | |
| Graiguepadeen | city | Ireland | 52.70 | -7.63 | 830 | 1602 | |
| Grange | city | Ireland | 52.34 | -7.84 | 249 | 2441 | |
| Grange | city | Ireland | 52.53 | -8.14 | 328 | 3364 | |
| Grange | city | Ireland | 52.66 | -7.55 | 830 | 1483 | |
| Grange Cross Roads | city | Ireland | 52.33 | -7.83 | 239 | 2287 | |
| Grangebeg | city | Ireland | 52.42 | -7.67 | 187 | 4599 | |
| Grangemockler | city | Ireland | 52.46 | -7.49 | 830 | 1348 | |
| Graystown | city | Ireland | 52.56 | -7.71 | 830 | 2075 | |
| Gurteen | city | Ireland | 52.51 | -7.47 | 305 | 1767 | |
| Gurtnapisha | city | Ireland | 52.46 | -7.57 | 830 | 1086 |