| # | Village / Locality | Post Office | PIN Code | Sub District | Type |
|---|---|---|---|---|---|
| 951 | Mahmudpur | P.Pur Halai SO | 📍 848505 | Morwa | Branch Post Office |
| 952 | Mahnaia | Kamraon BO | 📍 848114 | Dalsinghsarai | Branch Post Office |
| 953 | Mahra | Bishanpur Diha BO | 📍 848209 | Singhia | Branch Post Office |
| 954 | Mahraila Dakhli | Biraul SO | 📍 847203 | Shivaji Nagar | Post Office - PO |
| 955 | Mahsar | Jhakhar BO | 📍 848216 | Shivaji Nagar | Branch Post Office |
| 956 | Mahthi | Mahathi BO | 📍 848211 | Bibhutpur | Branch Post Office |
| 957 | Mahthi Tola Alampur | M.T.Alampur BO | 📍 848236 | Bibhutpur | Branch Post Office |
| 958 | Mahua Chhapki | Hassanpur S. Mill SO | 📍 848205 | Hasanpur | Branch Post Office |
| 959 | Mahuli | Akhtiarpur BO | 📍 848127 | Sarairanjan | Branch Post Office |
| 960 | Mahuli | Hassanpur S. Mill SO | 📍 848205 | Hasanpur | Branch Post Office |
| 961 | Mahuli | Mahuli BO | 📍 848208 | Hasanpur | Branch Post Office |
| 962 | Mahuli Damodar | Harpur Barhetta BO | 📍 848127 | Sarairanjan | Branch Post Office |
| 963 | Mainuddinpur | Mohiuddinpur Rajwa BO | 📍 848131 | Tajpur | Branch Post Office |
| 964 | Maksudpur | Muktapur BO | 📍 848102 | Warisnagar | Branch Post Office |
| 965 | Maksudpur | Kishanpur SO Samastipur | 📍 848301 | Warisnagar | Post Office - PO |
| 966 | Makundpur | Karpoorigram BO | 📍 848129 | Samastipur | Branch Post Office |
| 967 | Makundpur | Bahadurpur Patory BO | 📍 848504 | Patori | Branch Post Office |
| 968 | Malahipur | Hassanpur S. Mill SO | 📍 848205 | Hasanpur | Branch Post Office |
| 969 | Maldah | Mauzi BO | 📍 848205 | Hasanpur | Branch Post Office |
| 970 | Malikorh | Malikaur BO | 📍 848115 | Pusa | Branch Post Office |
| 971 | Malinagar | Malinagar BO | 📍 848125 | Kalyanpur | Branch Post Office |
| 972 | Malipur | Ratwara BO | 📍 847301 | Kalyanpur | Branch Post Office |
| 973 | Malipur | Mangalgarh SO | 📍 848208 | Hasanpur | Post Office - PO |
| 974 | Malkalipur | Vidhyapati Nagar SO | 📍 848503 | Vidyapati Nagar | Post Office - PO |
| 975 | Malpur | Ratanpur Bela BO | 📍 848113 | Samastipur | Branch Post Office |
| 976 | Malpur | Bhagwanpur Lohagir BO | 📍 848132 | Ujiarpur | Branch Post Office |
| 977 | Malpur | Pataili BO | 📍 848132 | Ujiarpur | Branch Post Office |
| 978 | Malpur | Jorpura BO | 📍 848504 | Patori | Branch Post Office |
| 979 | Malsar | Bithan SO | 📍 848207 | Bithan | Post Office - PO |
| 980 | Malsudpur | Kishanpur SO Samastipur | 📍 848301 | Warisnagar | Post Office - PO |
| 981 | Malti | Bhagwanpur Desua BO | 📍 848134 | Ujiarpur | Branch Post Office |
| 982 | Mamurpur | Singhia SO | 📍 848209 | Singhia | Post Office - PO |
| 983 | Mananpur | Sadipurghat BO | 📍 848117 | Khanpur | Branch Post Office |
| 984 | Manaraetol | Kapan BO | 📍 848236 | Bibhutpur | Branch Post Office |
| 985 | Manare Tola | Narhan SO | 📍 848211 | Bibhutpur | Post Office - PO |
| 986 | Manarwa Khaira | Sihma BO | 📍 848207 | Bithan | Branch Post Office |
| 987 | Maniarpur | Muktapur BO | 📍 848102 | Kalyanpur | Branch Post Office |
| 988 | Maniarpur | Banghara BO | 📍 848114 | Vidyapati Nagar | Branch Post Office |
| 989 | Maniarpur | Warish Nagar SO | 📍 848133 | Warisnagar | Post Office - PO |
| 990 | Maniarpur | Garhsisai BO | 📍 848503 | Vidyapati Nagar | Branch Post Office |
| 991 | Manichak Tola | Sherpur Dhepura BO | 📍 848503 | Vidyapati Nagar | Branch Post Office |
| 992 | Manika Buzurg | Akhtiarpur BO | 📍 848127 | Sarairanjan | Branch Post Office |
| 993 | Manika Buzurg | Manikpur BO | 📍 848127 | Sarairanjan | Branch Post Office |
| 994 | Manikpur | Manikpur BO | 📍 848127 | Sarairanjan | Branch Post Office |
| 995 | Manipur | Shekhopur BO | 📍 848101 | Warisnagar | Branch Post Office |
| 996 | Manipur Bhagi | Sari BO | 📍 848101 | Warisnagar | Branch Post Office |
| 997 | Manjha | Mohiuddin Nagar R.S SO | 📍 848502 | Mohiuddinagar | Branch Post Office |
| 998 | Manjil Mobarak | Kalyanpur Chowk SO | 📍 848302 | Kalyanpur | Post Office - PO |
| 999 | Mankauli | Jatmalpura Tira BO | 📍 847301 | Kalyanpur | Branch Post Office |
| 1000 | Manna | Birnamatula BO | 📍 848134 | Ujiarpur | Branch Post Office |