You can use any card with a Linx maestro or laser on it
Not sure about Northern Ireland but you can't in Southern Ireland.
The Euro is the currency of the Irish Republic! The Republic of Ireland is what some people mistakenly call "Southern Ireland", so the answer to your question is yes.
Southern Ireland doesn't use postal codes!
No.No.No.No.No.No.No.No.No.No.No.
Southern Ireland is an incorrect term for what is the Republic of Ireland, officially known as Ireland or Éire in the Irish language. Northern Ireland does exist, and for this reason people often use the term Southern Ireland. Northern Ireland consists of 6 counties that are in the north-east of Ireland. In fact, the most northerly point on the island of Ireland is not in Northern Ireland. It is Malin Head, which is in county Donegal, which is one of the 26 counties in the Republic of Ireland. See the map below in the related links, which shows all the counties of Ireland, with the 6 from Northern Ireland enclosed by the red line.
Finding information about car insurance in Northern Ireland is different than finding the information in North America. With the use of the Internet, one can easily get free quotes. The most popular websites used in Northern Ireland are Allianz, Directline, and Barclays.
"South Ireland" or "Southern Ireland" is an incorrect term often use to refer to the Republic of Ireland, which in itself, according to the Irish constitution is Éire or Ireland. You will see Éire written on Irish coins and stamps. "South Ireland" or "Southern Ireland" are not official names and not even geographically correct. They are just used to differentiate from Northern Ireland. Northern Ireland is mainly in the northeast of the island of Ireland, and the northernmost point on the island of Ireland is actually in the Republic of Ireland. See the map at the link below.
The euro coins look different on one side in each country that uses them, but they can be used in any country. The notes are all the same for all countries. So yes, you can use euros from other countries in southern Ireland, and also in western Ireland, eastern Ireland, the Irish midlands and the northwest of Ireland.
Visa and MasterCard are accepted almost everywhere these days.
"South Ireland" or "Southern Ireland" is an incorrect term often use to refer to the Republic of Ireland, which in itself, according to the Irish constitution is Éire or Ireland. You will see Éire written on Irish coins and stamps. "South Ireland" or "Southern Ireland" are not official names and not even geographically correct. They are just used to differentiate from Northern Ireland. Northern Ireland is mainly in the northeast of the island of Ireland, and the northernmost point on the island of Ireland is actually in the Republic of Ireland. See the map at the link below.
One can use a navigator or smartphone to navigate the closest Barclays bank that is in service. Before that, one should have to find out where Barclays banks are located by.
Westpac