St. A
- St. Aidan's Primary School, Belfast, County Antrim
- St. Aloysius Primary School, Lisburn, County Antrim
- St. Anne's Primary School, Finaghy, Belfast, County Antrim
- St. Ann's Primary School, Derry, County Londonderry
- St. Anthony's Primary School, Craigavon, Craigavon, County Armagh
Read more about this topic: List Of Primary Schools In Northern Ireland