The Pin Code of Kottaiyur is 621001. Get more details along with the Pin Code of Kottaiyur. Kottaiyur is located in Tiruchirappalli district in Tamil Nadu. 621001 is the pincode (Postal code) of Kottaiyur.
| Location | Pincode | State | District |
| Kottaiyur | 621001 | Tamil Nadu | Tiruchirappalli |
| Location | Pincode | State | District |
| Baderpettai | 621001 | Tamil Nadu | Tiruchirappalli |
| Erakudi | 621001 | Tamil Nadu | Tiruchirappalli |
| Nagamanaickenpatti | 621001 | Tamil Nadu | Tiruchirappalli |
| Reddiapatti | 621001 | Tamil Nadu | Tiruchirappalli |
| Sangampatti | 621001 | Tamil Nadu | Tiruchirappalli |
| Senappanallur | 621001 | Tamil Nadu | Tiruchirappalli |
| Sirunavalur | 621001 | Tamil Nadu | Tiruchirappalli |
| Vishalakshi Ammal samudram | 621001 | Tamil Nadu | Tiruchirappalli |