| Place | Post Code |
|---|---|
| Kaplabari, Lower Assam) | 781138 |
| Kasuapara, Lower Assam) | 781306 |
| Kathala, Lower Assam) | 781306 |
| Kathla, Lower Assam) | 781338, 781370 |
| Kayaasthasupa, Lower Assam) | 781306 |
| Kekankuchi, Lower Assam) | 781138 |
| Kendubari, Lower Assam) | 781338 |
| Kendurtal, Lower Assam) | 781306 |
| Khagrakati, Lower Assam) | 781138 |
| Khakhrisal, Lower Assam) | 781310 |
| Khaliha, Lower Assam) | 781303 |
| Khalihapara, Lower Assam) | 781126 |
| Kharkaldi, Lower Assam) | 781138 |
| Khata No. Bhag, Lower Assam) | 781303 |
| Khata Numbarbhog, Lower Assam) | 781303 |
| Khataniapara, Lower Assam) | 781306 |
| Khatarupiabathan, Lower Assam) | 781306 |
| Khelua, Lower Assam) | 781304 |
| Khjarsitha, Lower Assam) | 781303 |
| Khudra Chinadi, Lower Assam) | 781312 |
| Khudra Khetribarni, Lower Assam) | 781304 |
| Koropara, Lower Assam) | 781304 |
| Kulbil, Lower Assam) | 781306 |
| Kuraapar, Lower Assam) | 781306 |
| Kurattari, Lower Assam) | 781138 |
| Kurattary, Lower Assam) | 781138 |
| Kutnikuchi, Lower Assam) | 781310 |
| Kuwarkata, Lower Assam) | 781126 |
| Lachima, Lower Assam) | 781312 |
| Larkuchi, Lower Assam) | 781138, 781310 |
| Postal Codes in Nalbari | |
|---|---|
| Banekuchi | |
| Barbhag | |
| Barkhetri | |
| Chandrapur | |
| Ghograpar | |
| Goreswar | |
| Nalbari | |
| Pachim Nalbari | |
| Tihu | |