Pengkalan Hulu, Perak
| Postcode | Area |
|---|---|
| 33100 | Taman Kastam |
| 33100 | Taman Kroh Indah |
| 33100 | Taman Lam Kok Loong |
| 33100 | Taman Mawar |
| 33100 | Taman Raja Sofiah |
| 33100 | Taman Riah (Jalan Bentong) |
| 33100 | Taman Riah (Jalan Betong) |
| 33100 | Taman Semarak (Jalan Betong) |
| 33100 | Taman Sentosa RPA 1 |
| 33100 | Taman Seri Jaya |
| 33100 | Taman Seri Kroh |
| 33100 | Taman Tembusu |
| 33100 | Taman Usul Jaya |
| 33100 | Tasik |
| 33100 | Tok Balai |
