Jefferson Chamber of Commerce Better Business Bureau of the GNO Area, Inc. Share: Associations & Trade Groups Better Business Bureau of the GNO Area, Inc. Visit Website 3421 N. Causeway Blvd., Ste. 505 Metairie, LA 70002 (504) 581-6222 (504) 524-9110 (fax) Map What's Nearby? Distance: 5 10 15 20 25 50 mi.