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| Carlow | County Carlow Rugby Club, A1:County Carlow Rugby Club | |
| Tullow Rugby Football Club, A1:Blackgates | |
| |
| Cavan | Cavan Rugby Football Club, A1:Swellan | |
| Virginia Rugby Club, A1:Deer Park | |
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| Clare | Saint Senan's Rugby Club, A1:Tullyvarraga Crescent | |
| Ennis Rugby Football Club, A1:Drumbiggle Road | |
| Scarriff Rugby Club, A1:Fossa Beg | |
| |
| Cork | Ballincollig Rugby Club, A1:Tanner Park | |
| Carrigaline Rugby Club, A1:Ballyorban | |
| Cobh Pirates Rugby Football Club, A1:Newtown | |
| Constitution Rugby Football Club, A1:Churchyard Lane | |
| Cork IT Rugby, TN:Cork | |
| Crosshaven Rugby Football Club, A1:Myrtleville Cross | |
| Dolphin Rugby Club, A1:Musgrave Park | |
| Douglas Rugby Club, A1:Saint Columba's Hall | |
| Dunmanway Rugby Club, A1: | |
| Fermoy Rugby Club, A1:The Showgrounds | |
| Highfield Rugby Football Club, A1:Woodleigh Park | |
| Kanturk Rugby Football Club, A1:Knocknacolan | |
| Kinsale Rugby Club, A1:Snugmore | |
| Mallow Rugby Club, A1:Parkadillane | |
| Midleton RFC, A1:Towns Park | |
| Midleton Rugby Football Club, A1:Towns Park | |
| Old Christians Rugby Club, A1:Rathcooney | |
| Skibbereen Rugby Football Club, A1:Mill Road | |
| Sundays Well Rugby Club, A1:Musgrave Park | |
| Youghal Rugby Club, A1:Parkmountain | |
| |
| Donegal | Donegal Rugby Club, A1:Summerhill | |
| |
| Dublin | Bective Rangers Football Club, A1:Eglinton Terrace | |
| Clondalkin Rugby Football Club, A1:Gordon Park | |
| Clontarf Rugby Club, A1:Castle Avenue | |
| Coolmine Rugby Football Club, A1:River Road | |
| Elverys Rugby, A1:13 Saint Stephen's Green | |
| Lansdowne Rugby Football Club, A1:Lansdowne Road | |
| Malahide RFC, A1:Estuary Road | |
| Malahide Rugby Club, A1:Malahide Rugby Club | |
| Monkstown Rugby Club, A1:Park Avenue | |
| Old Belvedere Rugby Football Club, A1:28/30 Anglesea Road | |
| Railway Union RFC, A1:Park Avenue | |
| Saint Mary's Rugby Football Club, A1:Templeville Road | |
| Seapoint Rugby Club, A1:Churchview Road | |
| Skerries Rugby Club, A1:Holmpatrick | |
| Suttonians Rugby Club, A1:JJ McDowell Grounds | |
| Swords RFC, A1:ALSAA Complex | |
| Tallaght Rugby Youth Club, A1:Bolbrook Enterprise Centre | |
| Terenure College Rugby Club, A1:Lakelands Park | |
| Wanderers Rugby Football Club, A1:65A Merrion Road | |
| |
| Galway | Ballinasloe Rugby Club, A1:Kellysgrove | |
| Connemara Rugby Club, A1:The Monastery Field | |
| Creggs Rugby Club, A1:Creggs | |
| Galway Corinthians Rugby Football Club, A1:Corinthian Park | |
| Galwegians Rugby Football Club, A1:Crowley Park | |
| Loughrea Rugby Club, A1:Loughrea Rugby Club | |
| |
| Kerry | Castleisland Rugby Club, A1:Castleview | |
| Corcadhuine Rugby Club, A1:Ballylusky | |
| Tralee Rugby Club, A1:O'Dowd Park | |
| Tralee Rugby Club, A1:O'Dowd Park | |
| |
| Kildare | Athy Rugby Club, A1:The Showgrounds | |
| Athy Rugby Club, A1:Dublin Road | |
| Barnhall Rugby Football Club, A1:Parsonstown | |
| Cill Dara RFC, A1:Beech Park | |
| Cill Dara Rugby Club, A1:Beechpark | |
| Clane Soccer and Rugby Club, A1:Ballinagappa Road | |
| Naas Rugby Club, A1:Forenaughts | |
| Newbridge Rugby Football Club, A1:Rosetown | |
| North Kildare Rugby Football Club, A1:Maws | |
| |
| Kilkenny | Kilkenny Rugby Club, A1:Kilkenny Rugby Club | |
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| Laois | Portlaoise Rugby Club, A1:Togher | |
| |
| Limerick | Thomond Park Stadium & Museum Tours, A1:Thomond Park | |
| Abbeyfeale Rugby Football Club, A1:The Grove | |
| Bruff Rugby Football Club, A1:Kilballyowen Park | |
| Galbally Rugby Club, A1: | |
| Garryowen Rugby Football Club, A1:Dooradoyle Road | |
| Newcastle West Rugby Football Club, A1:Killeline | |
| Old Crescent Rugby Football Club, A1: | |
| Shannon Rugby Football Club, A1:Thomond Park | |
| UL Bohemians Rugby Football Club, A1:UL Sports Arena | |
| UL Bohemians Rugby Football Club, A1:Mulcair Drive | |
| Young Munster Rugby Club, A1:Tom Clifford Park | |
| |
| Longford | Longford Rugby Club, A1:The Demense | |
| |
| Louth | Ardee Rugby Football Club, A1:Townparks | |
| Boyne Rugby Football Club, A1:Shamrock Lodge | |
| Dundalk Rugby Football Club, A1:Mill Road | |
| |
| Mayo | Ballina Rugby Club, A1:Creggs Road | |
| Ballyhaunis Rugby Club, A1:Ballindrehid Road | |
| Castlebar Rugby Club, A1:Cloondeash | |
| Westport Rugby Club, A1:Carrowholly | |
| Wicklow Rugby Club, A1:Ashtown Lane | |
| |
| Meath | Ashbourne Rugby Club, A1:Archerstown Road | |
| Ashbourne Rugby Club, TN:Ashbourne | |
| Ashbourne Rugby Club, TN:Ashbourne | |
| Navan Rugby Football Club, A1:Balreask Old | |
| Ratoath RFC, A1:Doghtog | |
| |
| Monaghan | Monaghan Rugby Club, A1:Rafeenan | |
| |
| Offaly | Birr Rugby Club, A1:Riverside | |
| Tullamore Rugby Club, A1:Spollanstown | |
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| Sligo | Sligo Rugby Club, A1:Hamilton Park | |
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| Tipperary | Carrick on Suir Rugby Football Club, A1:Tybroughney | |
| |
| Tipperary | Cashel Rugby Club, A1:Cashel Rugby Club | |
| Clanwilliam Rugby Club, A1:Clanwilliam Rugby Club | |
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