Visit Website Get Directions Ravenna Chamber of Commerce Visit Website Get Directions 318 Grand Avenue Ravenna, NE 68869 Phone: (308) 452-3344 Social: Facebook YouTube About The Ravenna Chamber of Commerce Bringing Ravenna to the world. Home of Annevar. Hours of Operation Mon: 9:00am - 5:00pm Tue: 9:00am - 5:00pm Wed: 9:00am - 5:00pm Thu: 9:00am - 5:00pm Fri: 9:00am - 5:00pm