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Playground demo key · api.reefapi.com
post/geo-postal/v1/in_postal2 credits

India: PIN code OR post-office name → post offices, district, state, lat/lon centroid (official All-India Pincode Directory).

Working example
Parameters

6-digit Indian PIN code, e.g. 400001 (Mumbai GPO).

Post-office name to search (exact or prefix), when the PIN is unknown.

Optional state filter for office search.

Optional district filter for office search.

request preview
curl -X POST https://api.reefapi.com/geo-postal/v1/in_postal \
  -H "x-api-key: $REEF_KEY" \
  -H "content-type: application/json" \
  -d '{"pincode":"400001"}'

Hit Send to run this endpoint live.