| Standard form | Other standard form | English form | Type | Grid reference | Local authority | OS Open Names |
|---|---|---|---|---|---|---|
| Abaty Cwm-hir | ... | Abbey Cwm-hir | Settlement | SO0571 | Powys | Open OS Open Name link |
| Aberaeron | ... | Aberaeron | Settlement | SN4562 | Ceredigion | Open OS Open Name link |
| Aberafan | ... | Aberafan | Settlement | SS7590 | Neath Port Talbot | Open OS Open Name link |
| Aberaman | ... | Aberaman | Settlement | SO0101 | Rhondda Cynon Taf | Open OS Open Name link |
| Aberangell | ... | Aberangell | Settlement | SH8410 | Gwynedd | Open OS Open Name link |
| Aberarad | ... | Aberarad | Settlement | SN3140 | Carmarthenshire | Open OS Open Name link |
| Aber-arth | ... | Aber-arth | Settlement | SN4763 | Ceredigion | Open OS Open Name link |
| Aber-bach | ... | Little Haven | Settlement | SM8512 | Pembrokeshire | Open OS Open Name link |
| Aber-banc | ... | Aber-banc | Settlement | SN3541 | Ceredigion | Open OS Open Name link |
| Aberbargod | Aberbargoed | Aberbargoed | Settlement | SO1500 | Caerphilly | Open OS Open Name link |
| Aberbechan | ... | Aberbechan | Settlement | SO1393 | Powys | Open OS Open Name link |
| Aberbîg | ... | Aberbeeg | Settlement | SO2102 | Blaenau Gwent | Open OS Open Name link |
| Aberbowlan | ... | Aberbowlan | Settlement | SN6938 | Carmarthenshire | Open OS Open Name link |
| Aberbrân | ... | Aberbrân | Settlement | SN9829 | Powys | Open OS Open Name link |
| Abercannaid | ... | Abercannaid | Settlement | SO0503 | Merthyr Tydfil | Open OS Open Name link |
| Aber-carn | ... | Aber-carn | Settlement | ST2194 | Caerphilly | Open OS Open Name link |