Sub-districts (Tehsils) List of Idukki
A sub-district in an administrative division that is smaller than a district. A district can have multiple sub-districts. In north India, the sub-district called as a Tehsil. The other terms of sub-district such as taluks, subdivisions, mandals, circles are officially used in the administration of respective states.
A little about Idukki
Idukki is district in Kerala state of India. There are total 5 sub-districts in Idukki.
You can also see the block list of Idukki and village list of Idukki.
Here are the full list of sub-districts of Idukki.