Cities near Sionainn
- Shannon (~1 km)
- Clarecastle (~14 km)
- Limerick (~16 km)
- The Municipal District of Adare — Rathkeale (~16 km)
- Ennis Rural ED (~17 km)
- Ennis No. 3 Urban ED (~18 km)
- Killaloe ED (~28 km)
- Ballina (~31 km)
- The Municipal District of Newcastle West (~32 km)
- The Municipal District of Cappamore — Kilmallock (~33 km)
- Ennistymon (~39 km)
- Miltown Malbay (~40 km)
- Rathluirc (~40 km)
- Gort ED (~40 km)
- Lahinch (~41 km)
- Kilrush (~42 km)