O'Connell - GPO (Irish: Ó Conaill - AOP) is a stop on the Luas light-rail tram system in Dublin, Ireland. It opened in 2017 as a stop on Luas Cross City, an extension of the Green Line through the city centre from St. Stephen's Green to Broombridge. It is located on O'Connell Street, a short distance from the General Post Office and provides access to the Spire of Dublin.

v t e Luas Green Line
Legend
Dublin–Sligo line westbound Broombridge Dublin–Sligo line eastbound Hamilton Depot Cabra Phibsborough Grangegorman Broadstone – University Dominick Parnell O'Connell Upper O'Connell - GPO Marlborough Red Line - Abbey Street O'Connell Bridge │ River Liffey │ Rosie Hackett Bridge Westmoreland Trinity Dawson St Stephen's Green Harcourt Grand Canal Charlemont Ranelagh Beechwood Cowper Milltown Nine Arches Bridge over River Dodder Windy Arbour William Dargan Bridge Dundrum Balally Kilmacud Stillorgan Sandyford Depot Central Park M50 Glencairn The Gallops Leopardstown Valley Ballyogan Wood M50 Racecourse (unused) Carrickmines Brennanstown (unused) Laughanstown Cherrywood Wyattville Link Road Brides Glen

O'Connell - GPO's single platform is located to the east of the tracks, integrated into the central reservation of O'Connell Street. It is a stop on the one-way system at the centre of the green line, and forms part of an interchange with the Red Line. It is situated around the corner from the southbound Marlborough stop and the Red line's Abbey Street stop.