Pincode 521001 is a 6-digit postal code serving 9 post offices in Krishna district, Andhra Pradesh. Machilipatnam H.O is the Head Post Office for this area, located at 16.1844°N, 81.1349°E. The first digit ‘5’ identifies the Andhra Pradesh postal region; the full code pinpoints the Krishna delivery zone.
| Post Office | Type |
|---|---|
| Machilipatnam H.O | Head Post Office |
| Balaramunipet S.O | Post Office |
| Batchupet S.O | Post Office |
| Bhaskarapuram S.O | Post Office |
| Desaipet S.O | Post Office |
| Godugupet S.O | Post Office |
| Inagudurupet S.O | Post Office |
| Rajupet S.O | Post Office |
| U.G.C.Works S.O | Post Office |
Data sourced from India Post, Department of Posts, Government of India. Data last verified: May 2026.
Krishna, Andhra Pradesh. Map data: OpenStreetMap, CARTO.