St. Mark Coptic Orthodox Church under the jurisdiction of the Coptic Orthodox  Diocese Of The Southern United States. His Grace Bishop Youssef is the Enthroned Bishop over the Diocese.

• The Church's Post Office Box Address: P.O. Box 1832 Harvey, LA. 70059 
• The Church's Address: 5333 St. Bernard Ave. New Orleans, LA. 70122 
• Phone: (504) 282-2117 
• Fax: (504) 433-0269