| Code postal | Localité / Quartier | Zone administrative | Coordonnées |
|---|---|---|---|
| Ballast Ground | Ballast Ground District · Saint George | 12.04298, -61.75158 | |
| Woburn | Ballast Ground District · Saint George | 12.02121, -61.7351 | |
| True Blue | Ballast Ground District · Saint George | 12.00409, -61.76851 | |
| The Lime | Ballast Ground District · Saint George | 12.01669, -61.76071 | |
| The Cliff | Ballast Ground District · Saint George | 12.02632, -61.7345 | |
| Springs | Ballast Ground District · Saint George | 12.04086, -61.7442 | |
| Ruth Howard | Ballast Ground District · Saint George | 12.01668, -61.75559 | |
| Petit Calivigny | Ballast Ground District · Saint George | 12.00641, -61.71145 | |
| Hyde Park | Hyde Park District · Saint George | 12.0507, -61.74423 | |
| The Bocas | Hyde Park District · Saint George | 12.04424, -61.73405 | |
| Richmond Hill | Hyde Park District · Saint George | 12.05007, -61.73955 | |
| Parade | Hyde Park District · Saint George | 12.04889, -61.73584 | |
| Morne Jaloux Ridge | Hyde Park District · Saint George | 12.03966, -61.735 | |
| Laborie | Hyde Park District · Saint George | 12.04119, -61.72797 | |
| Clarkes Court | Hyde Park District · Saint George | 12.03333, -61.73333 | |
| Mount Royal | Mount Royal District · Saint George | 12.05551, -61.74153 | |
| Willis | Mount Royal District · Saint George | 12.0856, -61.71957 | |
| White Gun | Mount Royal District · Saint George | 12.052, -61.73883 | |
| Vendôme | Mount Royal District · Saint George | 12.0802, -61.71629 | |
| The Park | Mount Royal District · Saint George | 12.05278, -61.71717 | |
| Tempé | Mount Royal District · Saint George | 12.05645, -61.73673 | |
| Snug Corner | Mount Royal District · Saint George | 12.07601, -61.72978 | |
| Saint Paul s | Mount Royal District · Saint George | 12.04933, -61.71598 | |
| Mount Weldale | Mount Weldale District · Saint George | 12.05413, -61.7455 | |
| Observatory | Mount Weldale District · Saint George | 12.05499, -61.74801 | |
| Sans Souci | Mount Weldale District · Saint George | 12.05681, -61.7455 | |
| Grand Mal | Mount Weldale District · Saint George | 12.07742, -61.75259 | |
| Saint George s | Saint George s District · Saint George | 12.05288, -61.75226 | |
| Molinière | Saint George s District · Saint George | 12.08619, -61.75788 | |
| Happy Hill | Saint George s District · Saint George | 12.08941, -61.75595 | |
| Gretna Green | Saint George s District · Saint George | 12.05786, -61.74989 | |
| Fontenoy | Saint George s District · Saint George | 12.06898, -61.75257 | |
| D Arbeau | Saint George s District · Saint George | 12.06122, -61.7509 | |
| Tanteen | Tanteen District · Saint George | 12.04838, -61.74752 | |
| Paddock | Tanteen District · Saint George | 12.04518, -61.74366 |
Le préfixe postal 13 en Grenade couvre 35 localités (Saint George, dont Ballast Ground), de 13000 à 13501.
On compte 35 codes postaux actifs commençant par 13 en Grenade.