| # | Village / Locality | Post Office | PIN Code | Sub District | Type |
|---|---|---|---|---|---|
| 851 | Mursand | M.Morsand BO | 📍 843328 | Runisaidpur | Branch Post Office |
| 852 | Nagwan Azamgarh | Lagma Azamgarh BO | 📍 843323 | Dumra | Branch Post Office |
| 853 | Nahra | Narha BO | 📍 843327 | Suppi | Branch Post Office |
| 854 | Nandwara | Bel BO | 📍 843313 | Bairgania | Branch Post Office |
| 855 | Nanpur | Saterh BO | 📍 843318 | Nanpur | Branch Post Office |
| 856 | Nanpur | Batra BO | 📍 843326 | Nanpur | Branch Post Office |
| 857 | Nanpur | Pandaul Buzurg BO | 📍 843326 | Nanpur | Branch Post Office |
| 858 | Nanpur | Dhadhi BO | 📍 843333 | Nanpur | Branch Post Office |
| 859 | Nanpur | Nanpur SO | 📍 843333 | Nanpur | Post Office - PO |
| 860 | Nanpur | Ratwara BO | 📍 843333 | Nanpur | Branch Post Office |
| 861 | Nanpur | Bela Shantikutir BO | 📍 843333 | Nanpur | Branch Post Office |
| 862 | Naranga | Narga BO | 📍 843324 | Parihar | Branch Post Office |
| 863 | Narayanpur | Sitamarhi HO | 📍 843301 | Dumra | Head Post Office - H |
| 864 | Narayanpur | Sitamarhi Bazar SO | 📍 843302 | Dumra | Post Office - PO |
| 865 | Narayanpur | Bachharpur BO | 📍 843320 | Pupri | Branch Post Office |
| 866 | Narayanpur | Narayanpur BO | 📍 843320 | Pupri | Branch Post Office |
| 867 | Narha | Kishanpur BO | 📍 843302 | Bathnaha | Branch Post Office |
| 868 | Narha | Narha BO | 📍 843331 | Bathnaha | Branch Post Office |
| 869 | Narha Jagdarpi | Narha BO | 📍 843331 | Bathnaha | Branch Post Office |
| 870 | Narha Kalyan | B.Narha BO | 📍 843314 | Bajpatti | Branch Post Office |
| 871 | Narharpur | M.Basaha BO | 📍 843314 | Bajpatti | Branch Post Office |
| 872 | Narsanda urf Narsawan | Narha BO | 📍 843327 | Riga | Branch Post Office |
| 873 | Nawadih | Batra BO | 📍 843326 | Nanpur | Branch Post Office |
| 874 | Nayatola | Batra BO | 📍 843326 | Nanpur | Branch Post Office |
| 875 | Nayatola | Nayatola BO | 📍 847302 | Nanpur | Branch Post Office |
| 876 | Nazarpur | Pokharbhinda BO | 📍 843327 | Riga | Branch Post Office |
| 877 | Neamatullahpur | Bathnaha BO | 📍 843302 | Bathnaha | Branch Post Office |
| 878 | Nemhua urf Bishunpur | B. Maksudan BO | 📍 843320 | Pupri | Branch Post Office |
| 879 | Neori | Mahindwara BO | 📍 843117 | Runisaidpur | Branch Post Office |
| 880 | Neyamutullahpur | Bathnaha BO | 📍 843302 | Bathnaha | Branch Post Office |
| 881 | Neyamutullahpur | Koily BO | 📍 843302 | Bathnaha | Branch Post Office |
| 882 | Nihsa | Bachharpur BO | 📍 843320 | Pupri | Branch Post Office |
| 883 | Nihsa | Dumharpatti BO | 📍 843320 | Pupri | Branch Post Office |
| 884 | Nizamuddinpur | B. Piprarhi BO | 📍 843302 | Bathnaha | Branch Post Office |
| 885 | Nocha | B.Machhpakauni BO | 📍 843324 | Parihar | Branch Post Office |
| 886 | Nonahi | Andauli BO | 📍 843324 | Parihar | Branch Post Office |
| 887 | Nonahi | Parihar SO | 📍 843324 | Parihar | Post Office - PO |
| 888 | Nunaura | Belsand SO | 📍 843316 | Belsand | Post Office - PO |
| 889 | Nunaura | Dumra BO | 📍 843316 | Belsand | Branch Post Office |
| 890 | Okhara | Bhangarah BO | 📍 843318 | Bokhara | Branch Post Office |
| 891 | P H C Centar | Jadupatti BO | 📍 843319 | Charaut | Branch Post Office |
| 892 | Pachharwa | Pachaharwa BO | 📍 843332 | Majorganj | Branch Post Office |
| 893 | Pachnaur Murahi | Belsand SO | 📍 843316 | Belsand | Post Office - PO |
| 894 | Pachnaur Murahi | P. Murahi BO | 📍 843316 | Belsand | Branch Post Office |
| 895 | Pachra Nimahi | Bajpatti SO | 📍 843314 | Bajpatti | Post Office - PO |
| 896 | Pachra Nimahi | B.Narha BO | 📍 843314 | Bajpatti | Branch Post Office |
| 897 | Pachtaki Jadu | Pachtaki Jaddu BO | 📍 843313 | Bairgania | Branch Post Office |
| 898 | Pachtaki Ram | Pachtaki Jaddu BO | 📍 843313 | Bairgania | Branch Post Office |
| 899 | Paharpur | Maraul BO | 📍 843314 | Bajpatti | Branch Post Office |
| 900 | Pakari Parsa | Barharwa SO Sitamarhi | 📍 843315 | Suppi | Post Office - PO |