N'afọ 1789, e belatara Montgomery County site n'ikewa ya na Ontario County.
N'ezie, ụdị nkebi ahịrịokwu ahụ dị mgbagwoju anya bụ "N'afọ 1789, e belatara Montgomery County site na nkewapụ Ontario County; na 1791, Montgomery County belatara ọzọ site na nkewapụ Herkimer, Otsego, na Tioga Counties. "