| Place | Post Code |
|---|---|
| Alahuayco, San Juan | 09755 |
| Amaylla, San Juan | 09755 |
| Apato, San Juan | 09755 |
| Buena Vista, San Juan | 09755 |
| Camayoc, San Juan | 09755 |
| Chata, San Juan | 09755 |
| Chitica, San Juan | 09755 |
| Cochac, San Juan | 09755 |
| Cotahuasi, San Juan | 09755 |
| Cuisine, San Juan | 09755 |
| Echocan, San Juan | 09755 |
| Embalete, San Juan | 09755 |
| Hatun Pata, San Juan | 09755 |
| Hillahuasi, San Juan | 09755 |
| Huachac, San Juan | 09755 |
| Huancho Chico, San Juan | 09755 |
| Huancho Grande, San Juan | 09755 |
| Huayun Quilla, San Juan | 09755 |
| Iquitos, San Juan | 09755 |
| Lunche, San Juan | 09755 |
| Machaicas, San Juan | 09755 |
| Matara, San Juan | 09755 |
| Mina Santa Beatriz, San Juan | 09755 |
| Misquipuquio, San Juan | 09755 |
| Mollepata, San Juan | 09755 |
| Naranjullo, San Juan | 09755 |