Sigadam Mandal is Taluka (Tehsil) in Srikakulam district of Andhra Pradesh state. Sigadam Mandal has 13 areas (postal offices).
| Pin code | Area | District | Taluka | Postal Status |
|---|---|---|---|---|
| 532168 | Anandapuram PIN Code | Srikakulam | Sigadam Mandal | Branch Office |
| 532148 | Boddam PIN Code | Srikakulam | Sigadam Mandal | Branch Office |
| 532148 | Chandraiahpeta PIN Code | Srikakulam | Sigadam Mandal | Branch Office |
| 532148 | Chettupodilam PIN Code | Srikakulam | Sigadam Mandal | Branch Office |
| 532168 | Devaravalasa PIN Code | Srikakulam | Sigadam Mandal | Branch Office |
| 532148 | Gobburu PIN Code | Srikakulam | Sigadam Mandal | Branch Office |
| 532148 | Jada PIN Code | Srikakulam | Sigadam Mandal | Branch Office |
| 532127 | Nagulavalasa PIN Code | Srikakulam | Sigadam Mandal | Branch Office |
| 532148 | Niddam PIN Code | Srikakulam | Sigadam Mandal | Branch Office |
| 532168 | Palakhandyam PIN Code | Srikakulam | Sigadam Mandal | Branch Office |
| 532148 | Pogiri PIN Code | Srikakulam | Sigadam Mandal | Branch Office |
| 532148 | Ramachandrapuram Agraharam PIN Code | Srikakulam | Sigadam Mandal | Branch Office |
| 532168 | Santhavuriti PIN Code | Srikakulam | Sigadam Mandal | Branch Office |