| Place | Post Code |
|---|---|
| Cienaguita, San Juan | None |
| Coquillo, San Juan | None |
| Cucuria No.2, San Juan | None |
| Guineal, San Juan | None |
| Guineales, San Juan | None |
| La Isleta, San Juan | None |
| Los Corotues, San Juan | None |
| Picadura, San Juan | None |
| Pueblito, San Juan | None |
| San Juan, San Juan | None |
| Zapotal, San Juan | None |
| All postal codes in San Lorenzo | |
|---|---|
| Boca Chica, San Lorenzo | |
| Boca del Monte, San Lorenzo | |
| Horconcitos, San Lorenzo | |
| San Juan, San Lorenzo | |
| San Lorenzo, San Lorenzo | |