Galway, Mayo, Sligo, Roscommon and Leitrim.
there are 5 counties in Connacht - Galway, Mayo, Leitrim, Roscommon and Sligo
There are many towns in each of the counties in Connacht. Castlebar is the main town in county Mayo. Roscommon town is the main town in county Roscommon. Carrick on Shannon is the main town in county...
Oliver Cromwell.
Roscommon