| Locality | Latitude | Longitude | Elevation | Postal Code |
|---|---|---|---|---|
| Chacaya | -23.588516 | -70.375716 | 0 m | 1310000 |
| Hornitos | -22.918745 | -70.291519 | 214 m | 1310000 |
| Itata | -23.588516 | -70.375716 | 0 m | 1310000 |
| Mejillones | -23.11042 | -70.456373 | 25 m | 1310000 |
| Michilla Alto | -23.650927 | -70.397502 | 23 m | 1310000 |
| Michilla Bajo | -23.650927 | -70.397502 | 23 m | 1310000 |
| Posada | -23.098501 | -70.445504 | 25 m | 1310000 |
Mejillones is an Administrative divisions in Antofagasta Chile.
Antofagasta