| Postal Code | Postal Code Place Name | Province | Canton |
|---|---|---|---|
| 40301 | Santo Domingo | Heredia | Santo Domingo |
| 40302 | San Vicente | Heredia | Santo Domingo |
| 40303 | San Miguel | Heredia | Santo Domingo |
| 40304 | Paracito | Heredia | Santo Domingo |
| 40305 | Santo Tomás | Heredia | Santo Domingo |
| 40306 | Santa Rosa | Heredia | Santo Domingo |
| 40307 | Tures | Heredia | Santo Domingo |
| 40308 | Pará | Heredia | Santo Domingo |