| # | Village / Locality | Post Office | PIN Code | Sub District | Type |
|---|---|---|---|---|---|
| 201 | Harewa | Harewa BO | 📍 852126 | Salkhua | Branch Post Office |
| 202 | Hario | Balwahat BO | 📍 852106 | Simri Bakhtiarpur | Branch Post Office |
| 203 | Harpur | Haripur BO | 📍 852202 | Kahara | Branch Post Office |
| 204 | Harpur | Jalsima BO | 📍 852217 | Sonbarsa | Branch Post Office |
| 205 | Hasa Hakpur | Nandalali BO | 📍 852124 | Satar Kataiya | Branch Post Office |
| 206 | Hath Mandal | Itahari BO | 📍 852126 | Banma Itahri | Branch Post Office |
| 207 | Hati | Hati BO | 📍 852130 | Nauhatta | Branch Post Office |
| 208 | Hempur | Dhrampur BO | 📍 852123 | Nauhatta | Branch Post Office |
| 209 | Indarwa | Rauta BO | 📍 852221 | Saur Bazar | Branch Post Office |
| 210 | Itahri | Ghailar BO | 📍 852124 | Satar Kataiya | Branch Post Office |
| 211 | Itahri | Itahari BO | 📍 852126 | Banma Itahri | Branch Post Office |
| 212 | Jalai | Manuar BO | 📍 852216 | Mahishi | Branch Post Office |
| 213 | Jalkaur | Mahishi SO | 📍 852216 | Mahishi | Post Office - PO |
| 214 | Jalsiman | Jalsima BO | 📍 852217 | Sonbarsa | Branch Post Office |
| 215 | Jamal Nagar | Jamal Nagar BO | 📍 852126 | Banma Itahri | Branch Post Office |
| 216 | Jamhra | Jamhara BO | 📍 852217 | Patarghat | Branch Post Office |
| 217 | Jhara | Sisauna BO | 📍 852216 | Mahishi | Branch Post Office |
| 218 | Jhitki | Mahishi SO | 📍 852216 | Mahishi | Post Office - PO |
| 219 | Jhitkia Bhela | Balia BO | 📍 852217 | Sonbarsa | Branch Post Office |
| 220 | Jirwa | Patarghat BO | 📍 852107 | Patarghat | Branch Post Office |
| 221 | Jiwachhpur Pachhiari Patti | Ajgeba BO | 📍 852221 | Saur Bazar | Branch Post Office |
| 222 | Jiwachhpur Purwari | Ajgeba BO | 📍 852221 | Saur Bazar | Branch Post Office |
| 223 | Kabela | Rahua BO | 📍 852127 | Saur Bazar | Branch Post Office |
| 224 | Kabela Chak | Rahua BO | 📍 852127 | Saur Bazar | Branch Post Office |
| 225 | Kabira | Kabira BO | 📍 852106 | Salkhua | Branch Post Office |
| 226 | Kabirpur | Alani BO | 📍 852126 | Salkhua | Branch Post Office |
| 227 | Kachra | Kachra Karahia BO | 📍 852221 | Saur Bazar | Branch Post Office |
| 228 | Kachra | Sour Bazar SO | 📍 852221 | Saur Bazar | Post Office - PO |
| 229 | Kachradaun | Sitanabad BO | 📍 852106 | Saur Bazar | Branch Post Office |
| 230 | Kadli patti | Kedlipatti BO | 📍 852123 | Nauhatta | Branch Post Office |
| 231 | Kahara | Saharsa HO | 📍 852201 | Kahara | Head Post Office - H |
| 232 | Kahara | Saharsa Dist.Board SO | 📍 852201 | Kahara | Head Post Office - H |
| 233 | Kahara | Kahra BO | 📍 852202 | Kahara | Branch Post Office |
| 234 | Kahara | Saharsa Basti BO | 📍 852202 | Kahara | Branch Post Office |
| 235 | Kahra | Kahra BO | 📍 852202 | Kahara | Branch Post Office |
| 236 | Kaithwar | Hati BO | 📍 852130 | Nauhatta | Branch Post Office |
| 237 | Kaliali | Kedlipatti BO | 📍 852123 | Nauhatta | Branch Post Office |
| 238 | Kamra | Bhelwa BO | 📍 852126 | Salkhua | Branch Post Office |
| 239 | Kandaha | Panchgachiya SO | 📍 852124 | Satar Kataiya | Post Office - PO |
| 240 | Kandaha | Mahishi SO | 📍 852216 | Mahishi | Post Office - PO |
| 241 | Kanp | Kanp BO | 📍 852221 | Saur Bazar | Branch Post Office |
| 242 | Kantho | Shankarpur BO | 📍 852106 | Simri Bakhtiarpur | Branch Post Office |
| 243 | Kanwa Arazi | Mahishi SO | 📍 852216 | Mahishi | Post Office - PO |
| 244 | Kapasia | Kapasia BO | 📍 852107 | Patarghat | Branch Post Office |
| 245 | Karahia | Kachra Karahia BO | 📍 852221 | Saur Bazar | Branch Post Office |
| 246 | Kargaon | Terhi BO | 📍 852216 | Mahishi | Branch Post Office |
| 247 | Karhara | Aina BO | 📍 852216 | Mahishi | Branch Post Office |
| 248 | Kasimpur | Ghordaur BO | 📍 852127 | Banma Itahri | Branch Post Office |
| 249 | Kasimpur | Barahihat BO | 📍 852130 | Nauhatta | Branch Post Office |
| 250 | Kasnagar | Sonbersa Raj SO | 📍 852129 | Sonbarsa | Post Office - PO |