Pincode 517644 is a 6-digit postal code serving 4 post offices in Tirupati district, Andhra Pradesh. Srikalahasti H.O is the Head Post Office for this area, located at 13.7489°N, 79.7075°E. The first digit ‘5’ identifies the Andhra Pradesh postal region; the full code pinpoints the Tirupati delivery zone.
| Post Office | Type |
|---|---|
| Srikalahasti H.O | Head Post Office |
| Kothapet (Srikalahasti) S.O | Post Office |
| Srikalahasti North S.O | Post Office |
| G.S.T.Centre B.O | Branch Post Office |
Data sourced from India Post, Department of Posts, Government of India. Data last verified: May 2026.
Tirupati, Andhra Pradesh. Map data: OpenStreetMap, CARTO.