Orte die ca. 5 km von Williamson Island (WILANDEM91NW) entfernt sind
| Name | Typ | GOV-Kennung |
|---|---|---|
| Sister Island | Insel | SISANDEM91MW |
| Long Island | Insel | LONANDEM91MV |
| Wassaw Island | Insel | WASANDEM91MV |
| Dead Man Hammock | Insel | DEAOCKEM91MW |
| Cabbage Island | Insel | CABANDEM91MW |
| Mud Island | Insel | MUDANDEM91MX |
| Beach Hammock | Insel | BEAOCKEM91NW |
| Williamson Island | Insel | WILANDEM91NW |
| Little Tybee Island | Insel | LITANDEM91NX |
