Khulna is the biggest district in Bangladesh. Khulna district is known for Sundarban. It is among the largest mangrove forests around the globe. Khulna Sadar postal code is 9100. This is the main Khulna postal code.
Under Khulna Pourosova, Khulna GPO falls under Khulna however its postal code differs from 9100. Nirala is located under Khulna Sadar Thana, which means its postal code is also identical to Khulna.
Khulna Postal Code | Khulna Zip Code | Post Code of Khulna
| Thana or Upazila | Post Office | Post Code | District |
| Alaipur | Alaipur | 9240 | Khulna |
| Alaipur | Rupsha | 9241 | Khulna |
| Alaipur | Belphulia | 9242 | Khulna |
| Batiaghat | Batiaghat | 9260 | Khulna |
| Batiaghat | Surkalee | 9261 | Khulna |
| Chalna Bazar | Chalna Bazar | 9270 | Khulna |
| Chalna Bazar | Dakup | 9271 | Khulna |
| Chalna Bazar | Bajua | 9272 | Khulna |
| Chalna Bazar | Nalian | 9273 | Khulna |
| Digalia | Digalia | 9220 | Khulna |
| Digalia | Chandni Mahal | 9221 | Khulna |
| Digalia | Senhati | 9222 | Khulna |
| Digalia | Ghoshghati | 9223 | Khulna |
| Digalia | Gazirhat | 9224 | Khulna |
| Khulna Sadar | Khulna G.P.O | 9000 | Khulna |
| Khulna Sadar | Khula Sadar | 9100 | Khulna |
| Khulna Sadar | Khulna Shipyard | 9201 | Khulna |
| Khulna Sadar | Doulatpur | 9202 | Khulna |
| Khulna Sadar | BIT Khulna | 9203 | Khulna |
| Khulna Sadar | Siramani | 9204 | Khulna |
| Khulna Sadar | Jahanabad Canttonmen | 9205 | Khulna |
| Khulna Sadar | Sonali Jute Mills | 9206 | Khulna |
| Khulna Sadar | Atra Shilpa Area | 9207 | Khulna |
| Khulna Sadar | Khulna University | 9208 | Khulna |
| Madinabad | Madinabad | 9290 | Khulna |
| Madinabad | Amadee | 9291 | Khulna |
| Paikgachha | Paikgachha | 9280 | Khulna |
| Paikgachha | Godaipur | 9281 | Khulna |
| Paikgachha | Kapilmoni | 9282 | Khulna |
| Paikgachha | Katipara | 9283 | Khulna |
| Paikgachha | Chandkhali | 9284 | Khulna |
| Paikgachha | Garaikhali | 9285 | Khulna |
| Phultala | Phultala | 9210 | Khulna |
| Sajiara | Sajiara | 9250 | Khulna |
| Sajiara | Ghonabanda | 9251 | Khulna |
| Sajiara | Chuknagar | 9252 | Khulna |
| Sajiara | Shahapur | 9253 | Khulna |
| Terakhada | Terakhada | 9230 | Khulna |
| Terakhada | Pak Barasat | 9231 | Khulna |
Khulna Sadar is an Upazila of Khulna District within the section of Khulna, Bangladesh. It has about 10 postal offices in this area. The names of the Khulna Post offices names are Atra Shilpa Area, Jahanabad Cantonment, Khulna Shipyard, Khulna University, Khula Sadar, BIT Khulna, Doulatpur, Khulna G.P.O, Siramani along with Sonali Jute Mills.