| Place | Postal Code |
|---|---|
| Buenos Aires, Balvanera | C1022, C1025, C1026, C1027, C1030, C1039, C1045, C1046, C1056, C1079, C1080, C1081, C1082, C1083, C1094, C1096, C1111, C1112, C1120, C1170, C1171, C1172, C1173, C1186, C1187, C1191, C1192, C1193, C1201, C1209, C1210, C1211, C1213, C1214, C1215, C1219, C1220, C1221, C1222, C1224, C1225, C1229, C1231 |
| Postal Codes in Comuna 3 | |
|---|---|
| Balvanera, Comuna 3 | |
| San Cristóbal, Comuna 3 | |