NIACC – Seminar Room Loading Map.... NIACC – Seminar Room500 College Dr. - Mason City Events 43.1567371 -93.13419340000002 Address 500 College Dr. Mason City IA Cerro Gordo 50401 United States Upcoming Events No events in this location mariekboyd2018-02-23T13:06:37-06:00February 23rd, 2018| Share This Story, Choose Your Platform! FacebookXRedditLinkedInTumblrPinterestVkEmail