Office of the Westchester County Clerk Description The office has various duties including maintaining and preserving official documents and records, safeguarding court records, recording deeds and mortgages, naturalizing new citizens and more.Website http://www.westchesterclerk.com/Phone 914 995-3080Address 111 Dr. Martin Luther King Jr. BlvdCity White PlainsNY10601Categories All, Government November 6, 2017 5:18 pm | by TanyaDirectory Categories: All and Government.