| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Paja Vieja, San Pedro | 702018 |
| Postal/ZIP Codes in Perendengue, San Pedro | 702018 |
| Postal/ZIP Codes in Rosario 1 y 2, San Pedro | 702018 |
| Postal/ZIP Codes in Róvira, San Pedro | 702018 |
| Postal/ZIP Codes in San Francisco, San Pedro | 702018 |
| Postal/ZIP Codes in San Pedro, San Pedro | 702010, 702017 |
| Postal/ZIP Codes in Santa Inés, San Pedro | 702018 |