| Once a Dragon, Always a Dragon | March 23, 2017 6:00 PM - 8:00 PM |
| ONE DAY ADULT ART FAIR | October 18, 2016 9:00 AM - 3:00 PM |
| 'One World, One Sky: Big Bird's Adventure' Planetarium Premiere Event | June 19, 2010 10:30 AM - 11:30 AM |
| Online Auction Closes | February 24, 2017 |
| Online Auction Closes | June 30, 2017 |
| Online Auction Ends | July 29, 2016 4:00 PM |
| Online Auction Opens | February 10, 2017 |
| Online Auction Opens | June 16, 2017 |
| Online Parish Auction begins | July 15, 2016 8:30 AM |
| Open Forum for Candidates | October 13, 2015 7:00 PM |
| Open House | August 22, 2016 6:00 PM - 7:00 PM |
| Open House | January 21, 2017 12:00 PM - 3:00 PM |
| Open House and Rededication of the St. Charles Parish 911 Communications Center | September 22, 2011 2:00 PM - 5:00 PM |
| Open Mic Night (Poetry & Karaoke) | April 22, 2016 5:00 PM - 6:00 PM |
| Opening Session: 1811 Louisiana Slave Uprising | October 13, 2011 3:00 PM |
| Ormond Civic Association Meeting | May 10, 2011 7:00 PM |
| Ormond Community Park Re-opening | June 24, 2014 11:00 AM |
| Ormond Fall Classic 5K | October 06, 2012 8:30 AM |
| Ornament Craft | December 14, 2020 4:30 PM - 5:15 PM |
| Ornament Craft | December 01, 2020 4:30 PM - 5:15 PM |
