| Ortschaft | Postleitzahl |
|---|---|
| Barrancon, Montecarlo | N3384 XAM |
| Caraguatay, Montecarlo | N3372 |
| Citrus, Montecarlo | N3384 XAA |
| Colonia Santa Teresa, Montecarlo | N3384 XAB |
| Estancia Santa Rita, Montecarlo | N3384 XAC |
| Guaraypo, Montecarlo | N3384 XAO |
| Ita Curuzu, Montecarlo | N3384 XAN |
| Kilometro 34, Montecarlo | N3384 XAD |
| Kilómetro 60, Montecarlo | N3384 XAE |
| La Misionera, Montecarlo | N3384 XAF |
| La Posta, Montecarlo | N3384 XAR |
| Larraque, Montecarlo | N3384 XAP |
| Linea de Peray, Montecarlo | N3384 XAQ |
| Macaca, Montecarlo | N3384 XAS |
| Macaco, Montecarlo | N3384 XAT |
| Montecarlo, Montecarlo | N3384 |
| Piray, Montecarlo | N3386 AHA, N3386 AIA, N3386 … |
| Puerto Avellaneda, Montecarlo | N3384 XAI |
| Puerto Laharrague, Montecarlo | N3384 XAK |
| Puerto Piray, Montecarlo | N3381 |
| Tarumá, Montecarlo | N3384 XAL |
| Villa Ojo de Agua, Montecarlo | N3384 XAU |