Spa in Northern Ireland area of the United Kingdom You can choose any of the Spa in Northern Ireland cities. Select the city that interests you. Spa in locations in Northern Ireland Newcastle 2 companies Brookeborough 1 companies Carrickmore 1 companies Belfast 3 companies Lisburn 2 companies Holywood 2 companies Ballymena 1 companies Londonderry 2 companies Portstewart 1 companies Macosquin 1 companies