| Place | Postal Code |
|---|---|
| Kapoda, Idar | 383010 |
| Kathvan, Idar | 383440 |
| Kava, Idar | 383434 |
| Khaski, Idar | 383430 |
| Kherpur, Idar | 383430 |
| Khodam, Idar | 383230 |
| Kishorgadh, Idar | 383225, 383450 |
| Kotda Nana, Idar | 383110 |
| Krishnanagar, Idar | 383410, 383430 |
| Kukadia, Idar | 383410 |
| Kuski, Idar | 383230 |
| Kuvava, Idar | 383450 |
| Lakhera, Idar | 383421 |
| Lakshmanpura, Idar | 383410 |
| Laloda, Idar | 383430 |
| Lalpur, Idar | 383110, 383250, 383350, 383410 |
| Laxmangadh, Idar | 383410 |
| Lei, Idar | 383430 |
| Lilapura, Idar | 383230 |
| Madhva, Idar | 383225 |
| Mahabharat, Idar | 383421 |
| Mahivada, Idar | 383434 |
| Mangadh, Idar | 383110, 383230 |
| Maniyor, Idar | 383230 |
| Manpur, Idar | 383225 |
| Manpura, Idar | 383230 |