Jamal Mohamed College SO is the primary post office registered under PIN code 620020 in Tiruchirappalli, Tamil Nadu. This code sits within the Southern Postal Region, with 6 offices operating under it.
| Post office | Type | Full name |
|---|---|---|
| Jamal Mohamed College SO | SO | Sub Post Office |
| Khajamalai Colony SO | SO | Sub Post Office |
| Mannarpuram SO | SO | Sub Post Office |
| Sundararajanagar SO | SO | Sub Post Office |
| P and T Colony SO Tiruchirappalli | OTHER | post office |
| Subramaniapuram SO Tiruchirappalli | OTHER | post office |
