He served as the president of the diocesan clergy institute and was the episcopal vicar for "new activities".

He was stationed in Philadelphia as episcopal vicar for the city's northern half.

From 1996 to 1999 he was episcopal vicar for the region of East Montreal.

He became episcopal vicar for the Lowell Region on July 21, 1981.

He serves many of the same functions, with somewhat less canonical authority, than an episcopal vicar does.

In 1984 he was appointed episcopal vicar of Santa Barbara County.

He was appointed episcopal vicar of Taipei in 1976 holding the post until 1979.

In 1966, he was named episcopal vicar for Westchester County.

He became the episcopal vicar of Aparri, Cagayan from 1971 to 1986.

An episcopal vicar serves a similar function, but has more formal authority and specific powers under Canon Law.