GADM

Leeds and Grenville has 13 third level subdivisions

third level divisions

Map ID	Name
1	North Grenville
2	Merrickville-Wolford
3	Edwardsburgh/Cardinal
4	Augusta
5	Prescott
6	Elizabethtown-Kitley
7	Rideau Lakes
8	Westport
9	Athens
10	Brockville
11	Front of Yonge
12	Leeds and the Thousand Islands
13	Gananoque