Gjennomsnittlig GPS-koordinater for postnummer 4121: -27.53, 153.051

---

Notering byer:
>> Holland Park 4121, Queensland, UNDERWOOD SOUTH, GPS-koordinater: -27.5262,153.0605
>> Holland Park East 4121, Queensland, GPS-koordinater: -27.5298,153.0511
>> Holland Park West 4121, Queensland, UNDERWOOD SOUTH, GPS-koordinater: -27.5262,153.0605
>> Tarragindi 4121, Queensland, UNDERWOOD SOUTH, GPS-koordinater: -27.5333,153.0333
>> Wellers Hill 4121, Queensland, UNDERWOOD SOUTH, GPS-koordinater: -27.5333,153.05