Pincode 521231 is a 6-digit postal code serving 1 post office in Ntr district, Andhra Pradesh. JNNURM Colony S.O is the Post Office for this area, located at 16.3100°N, 80.3900°E. The first digit ‘5’ identifies the Andhra Pradesh postal region; the full code pinpoints the Ntr delivery zone.
| Post Office | Type |
|---|---|
| JNNURM Colony S.O | Post Office |
Data sourced from India Post, Department of Posts, Government of India. Data last verified: May 2026.
Ntr, Andhra Pradesh. Map data: OpenStreetMap, CARTO.