| Clare Offsite Store (Clare County Council Libraries) | Adult | 920.OCOLocal Studies | Not for loan (Set: 08 Mar 2022) |
| Clare Store (Clare County Council Libraries) | Adult Non-Fiction | 920.OCO | Ar fáil |
| dlr Bookstore (Dun Laoghaire-Rathdown County Council Libraries) | Adult Reference | 920 | Not for loan (Set: 08 Mar 2022) |
| dlr Bookstore (Dun Laoghaire-Rathdown County Council Libraries) | Adult Reference | 920 | Not for loan (Set: 08 Mar 2022) |
| dlr Bookstore (Dun Laoghaire-Rathdown County Council Libraries) | Adult Reference | 920 Book | Not for loan (Set: 25 Apr 2022) |
| dlr Deansgrange Library (Dun Laoghaire-Rathdown County Council Libraries) | Adult Non-Fiction | 920OCON [GD Store] | Ar fáil |
| Kerry Headquarters (Kerry County Libraries) | Adult Reference | 920.O'CONIrish Collection | Not for loan (Set: 08 Mar 2022) |
| Kerry Headquarters (Kerry County Libraries) | Adult Reference | 920.O'CONIrish Collection | Not for loan (Set: 08 Mar 2022) |
| Kerry Killarney Library (Kerry County Libraries) | Adult Non-Fiction | 920.OCON | Ar fáil |
| Leitrim HQ (Leitrim County Council Libraries) | Adult Non-Fiction | 920 OCONNOR | Ar fáil |
| Longford Branch (Longford County Council Libraries) | Adult Non-Fiction | 920/O'CON | Ar fáil |
| Longford HQ (Longford County Council Libraries) | Adult Non-Fiction | 920/O'CON | Ar fáil |
| Westmeath Aidan Heavey Collection (Westmeath County Council Libraries) | Adult Reference | 920/O'CON Ref - By appointment onlyAidan Heavey Collection | Not for loan (Set: 08 Mar 2022) |
| Wexford Headquarters (Wexford County Council Libraries) | Adult Non-Fiction | 920OCO | Ar an tseilf chúlchiste ag Cork County Dunmanway |
| Wicklow Bray (Wicklow County Libraries) | Adult Non-Fiction | 920/0'CO Store | Ar fáil |