Place
- Aa River, France1
- Aachen, Germany3
- Aarau, Switzerland1
- Aardenburg, Netherlands1
- Aarhus, Denmark3
- AbQaid, Arabian Peninsula, Asia1
- Abadan Aerodrome, Iran1
- Abadan, Iran17
- Abai River, Abyssinia / Anglo-Egyptian Sudan1
- Abbai River, Abyssinia / Anglo-Egyptian Sudan1
- Abbasid Caliphate, Asia/Africa1
- Abberley, Worcestershire, England1
- Abbess Roding, Essex5
- Abbeville, France9
- Abbey Dore, England9
- Abbeycwmhir, Radnorshire1
- Abbiategrasso, Lombardy1
- Abbot's Leigh, Somerset2
- Abbot's Ripton, Huntingdonshire6
- Abbots Bromley, Staffordshire28