Trichy is Taluka (Tehsil) in Tiruchirappalli district of Tamil Nadu state. Trichy has 7 areas (postal offices).
| Pin code | Area | District | Taluka | Postal Status |
|---|---|---|---|---|
| 621105 | Irungalur PIN Code | Tiruchirappalli | Trichy | Sub Office |
| 621111 | Neikuppai PIN Code | Tiruchirappalli | Trichy | Branch Office |
| 621105 | Periyakurukkai PIN Code | Tiruchirappalli | Trichy | Branch Office |
| 621111 | R Valavanur PIN Code | Tiruchirappalli | Trichy | Branch Office |
| 621105 | Reddimangudi PIN Code | Tiruchirappalli | Trichy | Branch Office |
| 621105 | Siruganur PIN Code | Tiruchirappalli | Trichy | Branch Office |
| 621105 | Tirupattur PIN Code | Tiruchirappalli | Trichy | Branch Office |