Pincode 623604 is a 6-digit postal code serving 3 post offices in Ramanathapuram district, Tamil Nadu. Kottaimedu SO is the Post Office for this area, located at 9.4137°N, 78.3806°E. The first digit ‘6’ identifies the Tamil Nadu postal region; the full code pinpoints the Ramanathapuram delivery zone.
| Post Office | Type |
|---|---|
| Kottaimedu SO | Post Office |
| Pakkuvetti BO | Branch Post Office |
| Pasumpon BO | Branch Post Office |
Data sourced from India Post, Department of Posts, Government of India. Data last verified: May 2026.
Ramanathapuram, Tamil Nadu. Map data: OpenStreetMap, CARTO.