Thap Yai Chiang

Thap Yai Chiang (ทับยายเชียง) is a subdistrict in the Phrom Phiram District of Phitsanulok Province, Thailand.

Geography
Thap Yai Chiang lies in the Nan Basin, which is part of the Chao Phraya Watershed.

Administration
The following is a list of the subdistrict's muban, which roughly correspond to villages: