Mustabad is Taluka (Tehsil) in Karim Nagar district of Telangana state. Mustabad has 10 areas (postal offices).
| Pin code | Area | District | Taluka | Postal Status |
|---|---|---|---|---|
| 505404 | Bandankal PIN Code | Karim Nagar | Mustabad | Branch Office |
| 505404 | Chekode PIN Code | Karim Nagar | Mustabad | Branch Office |
| 505404 | Gudem PIN Code | Karim Nagar | Mustabad | Branch Office |
| 505303 | Kondapur PIN Code | Karim Nagar | Mustabad | Branch Office |
| 505404 | Maddikunta PIN Code | Karim Nagar | Mustabad | Branch Office |
| 505404 | Mustabad Karim Nagar PIN Code | Karim Nagar | Mustabad | Sub Office |
| 505404 | Namapur PIN Code | Karim Nagar | Mustabad | Branch Office |
| 505404 | Ounur PIN Code | Karim Nagar | Mustabad | Branch Office |
| 505404 | Pothgal PIN Code | Karim Nagar | Mustabad | Branch Office |
| 505404 | Terlamaddi PIN Code | Karim Nagar | Mustabad | Branch Office |