State Highway 12 (SH 12) is a state highway in Kerala, India that starts in Ambalapuzha and ends in Thiruvalla. The highway is 27.2 km long.
Ambalapuzha (NH 47) - Thakazhy - Edathua - Thalavady - Podiyadi junction (Kayamkulam - Thiruvalla Highway SH 06) joins - Thiruvalla (MC Road)