| Place | Post Code |
|---|---|
| Koriyan Purwa, Sagar) | 488001 |
| Kota Gunjapur, Sagar) | 488001 |
| Kota Muhli, Sagar) | 488333 |
| Kotan Purwa, Sagar) | 488001 |
| Kothitola, Sagar) | 488001 |
| Kotwalipur, Sagar) | 488001 |
| Krishna Kalyanpur, Sagar) | 488001 |
| Krola, Sagar) | 488333 |
| Kudakpur, Sagar) | 488222 |
| Kudan, Sagar) | 488001 |
| Kudar, Sagar) | 488001 |
| Kudari, Sagar) | 488001 |
| Kudraiya, Sagar) | 488446 |
| Kunjwan, Sagar) | 488001 |
| Kunwarpur, Sagar) | 488442 |
| Kurmitola, Sagar) | 488001 |
| Kuwarpur, Sagar) | 488001 |
| Lalaiya, Sagar) | 488001 |
| Lalapur, Sagar) | 488001 |
| Lalar, Sagar) | 488001 |
| Laxmipur, Sagar) | 488001 |
| Ludhgawanbarachh, Sagar) | 488001 |
| Luharhai, Sagar) | 488001 |
| Madaiya, Sagar) | 488333 |
| Madaiyan, Sagar) | 488001 |
| Madha, Sagar) | 488001 |
| Madiyan, Sagar) | 488001 |
| Maharajpur, Sagar) | 488001 |
| Maihar, Sagar) | 488001 |
| Majhgaon, Sagar) | 488001 |