| Locality | Postal Code |
|---|---|
| Postal/ZIP Codes in Estancia Viamonte, Río Grande | V9420 XBP |
| Postal/ZIP Codes in Lago Khami, Río Grande | V9420 XCC |
| Postal/ZIP Codes in Punta María, Río Grande | V9420 XCD |
| Postal/ZIP Codes in Río Grande, Río Grande | V9420 |
| Postal/ZIP Codes in San Sebastián, Río Grande | V9420 XCJ |
| Postal/ZIP Codes in Santa Inés, Río Grande | V9420 XCK |
| Postal/ZIP Codes in Tolhuin, Río Grande | V9412 |
| Postal Codes in Tierra del Fuego | |
|---|---|
| Postal/ZIP Codes in Ushuaia | Postal/ZIP Codes in Río Grande |
| Postal/ZIP Codes in Islas del Atlántico Sur | Postal/ZIP Codes in Antártida Argentina |