| Place | Post Code |
|---|---|
| Buenos Aires, Barracas | C1141, C1143, C1152, C1265, C1266, C1267, C1268, C1269, C1270, C1271, C1272, C1273, C1274, C1275, C1276, C1277, C1278, C1279, C1280, C1281, C1282, C1283, C1284, C1285, C1286, C1287, C1288, C1289, C1290, C1291, C1292, C1293, C1295, C1296, C1437 |
| All postal codes in Comuna 4 | |
|---|---|
| Barracas, Comuna 4 | |
| La Boca, Comuna 4 | |
| Nueva Pompeya, Comuna 4 | |
| Parque Patricios, Comuna 4 | |