| # | Village / Locality | Post Office | PIN Code | Sub District | Type |
|---|---|---|---|---|---|
| 1251 | Juri | Jaitpur BO | 📍 801307 | Tharthari | Branch Post Office |
| 1252 | K K Polyotechnic | Nepura BO | 📍 803115 | Giriak | Branch Post Office |
| 1253 | Kachaharia | Kachcharia BO | 📍 801307 | Tharthari | Branch Post Office |
| 1254 | Kachahariya B O | Kachcharia BO | 📍 801307 | Tharthari | Branch Post Office |
| 1255 | Kachalpur | Badarbali BO | 📍 803110 | Chandi | Branch Post Office |
| 1256 | Kachalpur | Narsanda BO | 📍 803110 | Chandi | Branch Post Office |
| 1257 | Kachari Road | Islampur SO Nalanda | 📍 801303 | Islampur | Post Office - PO |
| 1258 | Kachhiawan | Kachiyawan BO | 📍 801302 | Nagar Nausa | Branch Post Office |
| 1259 | Kachiawan | Kachiyawan BO | 📍 801302 | Hilsa | Branch Post Office |
| 1260 | Kachra | Bheria BO | 📍 803113 | Chandi | Branch Post Office |
| 1261 | Kadi Bigha | Bhagan Bigha BO | 📍 803118 | Rahui | Branch Post Office |
| 1262 | Kadilpur | Narayanpur BO | 📍 801306 | Ekangarsarai | Branch Post Office |
| 1263 | Kagzi Mohalla | Biharsharif HO | 📍 803101 | Bihar | Head Post Office - H |
| 1264 | Kaila | Kaila BO | 📍 803107 | Asthawan | Branch Post Office |
| 1265 | Kaila | Kaila BO | 📍 803108 | Nagar Nausa | Branch Post Office |
| 1266 | Kaila B O | Kaila BO | 📍 803107 | Asthawan | Branch Post Office |
| 1267 | Kaila Bigha | Keshopur BO | 📍 801302 | Ekangarsarai | Branch Post Office |
| 1268 | Kaila Bigha | Kaila BO | 📍 803107 | Asthawan | Branch Post Office |
| 1269 | Kailash Puri | Ranipur BO | 📍 801301 | Ekangarsarai | Branch Post Office |
| 1270 | Kailiya | Sirhari BO | 📍 803116 | Rajgir | Branch Post Office |
| 1271 | Kainri | Nursarai SO | 📍 803113 | Noorsarai | Post Office - PO |
| 1272 | Kairi meyar | Kairi Meyar BO | 📍 803118 | Noorsarai | Branch Post Office |
| 1273 | Kairua | Tetrawan BO | 📍 803216 | Giriak | Branch Post Office |
| 1274 | Kairy | Kairi Meyar BO | 📍 803118 | Noorsarai | Branch Post Office |
| 1275 | Kairy Milki | Kairi Meyar BO | 📍 803118 | Noorsarai | Branch Post Office |
| 1276 | Kaithauli | Kathauli BO | 📍 803113 | Noorsarai | Branch Post Office |
| 1277 | Kaitiy Par | Bele BO | 📍 801303 | Islampur | Branch Post Office |
| 1278 | Kaiyam pur | Punha BO | 📍 803119 | Rahui | Branch Post Office |
| 1279 | Kajra | Damodarpur Waldha BO | 📍 801305 | Nagar Nausa | Branch Post Office |
| 1280 | Kakan par | Rukhai BO | 📍 803108 | Chandi | Branch Post Office |
| 1281 | Kakharia | Musepur BO | 📍 803118 | Rahui | Branch Post Office |
| 1282 | Kakhra | Barara BO | 📍 803118 | Noorsarai | Branch Post Office |
| 1283 | Kakila | Mirchaiganj BO | 📍 803111 | Noorsarai | Branch Post Office |
| 1284 | Kakrouriya | Tetrawan BO | 📍 803216 | Bihar | Branch Post Office |
| 1285 | Kal bigha | Bali Belchi BO | 📍 803110 | Chandi | Branch Post Office |
| 1286 | Kalali | Kapsima BO | 📍 801302 | Hilsa | Branch Post Office |
| 1287 | Kalichak | Kapsima BO | 📍 801302 | Hilsa | Branch Post Office |
| 1288 | Kalisthan | Islampur SO Nalanda | 📍 801303 | Islampur | Post Office - PO |
| 1289 | Kaliyachak | Kaliyachak BO | 📍 801302 | Hilsa | Branch Post Office |
| 1290 | KaliyamPur | Suhawanpur BO | 📍 803116 | Rajgir | Branch Post Office |
| 1291 | Kalona Bagh | Kaliyachak BO | 📍 801302 | Hilsa | Branch Post Office |
| 1292 | Kalyan pur | Biharsharif HO | 📍 803101 | Bihar | Head Post Office - H |
| 1293 | Kalyanbigha | Barah BO | 📍 803110 | Harnaut | Branch Post Office |
| 1294 | Kalyanpur | Gaurav Nagar BO | 📍 803114 | Parbalpur | Branch Post Office |
| 1295 | Kalyanpur | Tungi BO | 📍 803216 | Bihar | Branch Post Office |
| 1296 | Kamal Bigha | Mow Bindidah BO | 📍 803109 | Silao | Branch Post Office |
| 1297 | Kamal bigha | Bena BO | 📍 803110 | Rahui | Branch Post Office |
| 1298 | Kamalpur | Asthawan SO | 📍 803107 | Bind | Post Office - PO |
| 1299 | Kamarthu | Musarhi BO | 📍 801304 | Karai Parsurai | Branch Post Office |
| 1300 | Kamarthu Milki | Musarhi BO | 📍 801304 | Karai Parsurai | Branch Post Office |