| Riau |
|---|
Riau |
| Riau, Indonesia -
|
Riau |
| Kuantan Singingi - 0760 |
| Pekanbaru, Pelalawan, parts of Siak, parts of Kampar - 0761 |
| Kampar, Rokan Hulu - 0762 |
| parts of Bengkalis - 0763 |
| Siak - 0764 |
| Dumai, parts of Bengkalis (Duri), parts of Rokan Hulu (Bagan Batu) - 0765 |
| Bengkalis - 0766 |
| Rokan Hulu - 0767 |
| Indragiri Hilir - 0768 |
| Indragiri Hulu - 0769 |