Westchester County Clerk Return to Directory Description Notary, Passports, Immigration formsWebsite http://westchesterclerk.com/Phone 914.995.3080Address 111 Martin Luther King Blvd 3rd floorCity White PlainsNY10601Categories All, Government November 6, 2017 5:18 pm | by Mariel, Adult LibrarianDirectory Categories: All and Government.