| Place | Postal Code |
|---|---|
| Buenos Aires, San Cristóbal | C1080, C1133, C1219, C1220, C1221, C1222, C1224, C1225, C1229, C1231, C1232, C1233, C1241, C1242, C1243, C1244, C1245, C1246, C1247, C1248, C1249, C1251, C1252, C1253, C1256 |
| Postal Codes in Comuna 3 | |
|---|---|
| Balvanera, Comuna 3 | |
| San Cristóbal, Comuna 3 | |