| Locality | Post Code |
|---|---|
| Barra de Navidad, Cihuatlán | 48987 |
| Brisas de La Navidad (el Gallo Colorado), Cihuatlán | 48990 |
| Cihuatlán, Cihuatlán | 48970, 48972, 48974 |
| El Aguacate, Cihuatlán | 48990 |
| El Barrito, Cihuatlán | 48986 |
| El Rebalse, Cihuatlán | 48995 |
| Emiliano Zapata, Cihuatlán | 48983 |
| Jaluco, Cihuatlán | 48985 |
| La Paz, Cihuatlán | 48989 |
| Lázaro Cárdenas, Cihuatlán | 48989 |
| Piñal Villa, Cihuatlán | 48985 |
| San Agustín, Cihuatlán | 48980 |
| San Patricio O Melaque, Cihuatlán | 48980 |
| Santa Cecilia, Cihuatlán | 48980 |
| Villa Obregón, Cihuatlán | 48980 |