St. Andrew the Apostle Byzantine Catholic church is located at 275 Ellison Avenue, Westbury, NY 11590, on the northwest corner with Whitney Street. Its website is linked here.
This is an Eastern Rite Catholic parish, not under the jurisdiction of the Latin Rite bishop of Rockville Centre, but rather under the Eparchy of Passaic, New Jersey. It is Ruthenian in heritage. The Divine Liturgy is celebrated in English.