Dublin 15 Dublin 15 Dublin 15, also rendered as D15, is a postal district in the suburbs of Dublin in Fingal, Ireland. It is west of the GPO in Dublin city. Dublin 15 covers a large area, rising from the River Liffey to at the townland of "Cloghran" near the "Rosemount Business Park". The district is bordered by County Meath to the west and the north-west and by the "Ratoath Road" to the north-east. The land between the "Ratoath Road / Cappagh Road" and the M2 / N2 road lies in the "Dublin 11" postal district. The townland of Ashtown and the
Transport in Dublin section, and four lanes each way between junctions on the Northern and Western sections. Transport Infrastructure Ireland also increased capacity at many of the motorway's busiest junctions by building triple-grade interchanges instead of the lower capacity roundabouts and crossroads that had been in place. The toll at the West-Link which caused huge tailbacks was demolished and replaced by a tag tolling system. This reduced tailbacks greatly. The M1, M2, M3, M4, M6, M7, M8, M9 and M11 motorways all serve the Greater Dublin Area. Dublin is surrounded by what have been termed by Dublin City Council as an inner and