| Thiruvananthapuram | 01-07-1949 |
| Kollam | 01-07-1949 |
| Pathanamthitta | 01-11-1982 |
| Alappuzha | 17-08-1957 |
| Kottayam | 01-07-1949 |
| Iduki | 26-01-1972 |
| Eranakulam | 01-04-1958 |
| Trissur | 01-07-1949 |
| Palakkadu | 01-01-1957 |
| Malappuram | 16-06-1969 |
| Kozhikodu | 01-01-1957 |
| Vayanadu | 01-11-1980 |
| Kannur | 01-01-1957 |
| Kasargodu | 24-05-1984 |
