| Location | Post Office | Province | Postcode |
|---|
| Bath Island NPO | Karachi Saddar | Sindh | 07551 |
| Bath Island PO | Karachi Saddar | Sindh | 07550 |
| Cantt. Hpo NPO | Karachi Saddar | Sindh | 07552 |
| Csd Karachi Saddar PO | Karachi Saddar | Sindh | 07553 |
| D.H.A.Po (Kp-2146) PO | Karachi Saddar | Sindh | 07558 |
| Defence Market NPO (Kp-2118) PO | Karachi Saddar | Sindh | 07559 |
| Defence Market PO (Kp-2025) PO | Karachi Saddar | Sindh | 07560 |
| Defence NPO (Kp-1847) PO | Karachi Saddar | Sindh | 07561 |
| Defence Phase-Vi PO | Karachi Saddar | Sindh | 07562 |
| Karachi Cantt | Karachi Saddar | Sindh | 75530 |
| Karachi Defence Housing SOciety | Karachi Saddar | Sindh | 75500 |
| Karachi J.P.M.C | Karachi Saddar | Sindh | 75510 |
| Karachi Saddar GPO | Karachi Saddar | Sindh | 74400 |
| Karachi Saddar GPO/ NPO | Karachi Saddar | Sindh | 07441 |
| Nicvd NPO | Karachi Saddar | Sindh | 07555 |
| Nicvd PO | Karachi Saddar | Sindh | 07554 |
| Pidc PO | Karachi Saddar | Sindh | 07556 |
| Pns Shifa PO | Karachi Saddar | Sindh | 07557 |