This map shows the postal districts in and around Dublin. Dublin City is divided into postal districts, the rest of the Republic of Ireland does not currently have any postal codes. Northern Ireland has alphanumeric postal codes, all beginning with “BT”
All addresses in Northern Ireland have postal codes. These are alphanumeric, and begin with “BT” The use of “BT” does NOT necessarily indicate the address is in Belfast; all NI postal codes, no matter what city or county, begin “BT”.
In the Republic of Ireland, only Dublin City has postal codes, and they are really postal districts. You will notice that all of Dublin City centre establishments are in “Dublin 1″ or “Dublin 2″, etc. Outside the city, it is simply County Dublin. The postal code system for Dublin is relatively simple. Odd numbers are addresses on the North side of the River Liffey. Even numbers are on the south side (except for parts of Dublin 8, which encompasses part of the Phoenix Park). Dublin 1 is the North City Centre. Dublin 2 is the South City Centre.
Below is a list of all the postal codes in Dublin. Most areas within these postal codes are in the list.
Baggot St Upper, and Lower
Lord Edward Street
Mount Street Upper, and Lower
St. Stephen’s Green
South Great Georges Street
Leeson Street Upper and Lower4