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- Oakgrove pupils help sow the seeds of biodiversity
- October 2015
- October 2015
- October 2015
- Official opening of historic Clooney Cannon Site regeneration project
- Official opening of New Gate Arts & Culture Centre’s cultural shared space
- Oil Spills
- One Path
- One World Festival
- One World Festival
- One World Festival in 2023
- One World Festival to celebrate Derry and Strabane’s rich tapestry of global culture
- Online Dog Licensing
- Online Services
- Open Call Archive
- Open call for Ulster-Scots Language Week 2023
- Open call out for entries to Happy Place calendar competition
- Opening Hours
- Opportunity for Irish Language Singer to perform as part of Council’s Irish Language Week 2024 Progr
- Ordering Information
- Orders
- Organisations sought for inclusion in latest 'World on Your Doorstep' guide
- Orla Vera to showcase unique range of sustainable leather accessories at Guildhall Craft Fair
- OSNI Super Data Zone
- Other Services
- Our Funders
- Our Partners
- Our Response
- Our vision
- Outline planning permission approved for substantial new service station at Drumahoe Junction
- Outside Bodies
- Outstanding International entry for the 10th anniversary of Derry Choir Festival.
- Over 1,000 runners registered for Strabane Lifford Half Marathon
- Over 50s Job Fair
- Over 50s Reference Group
- Over 50s urged to access Age Friendly Older Persons Reference Group
- Overview
- Oxford Bulls ready to thrill the crowds in Spring Carnival parade