| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
|---|
| Aghabog | city | County Monaghan | Ireland | 54.1497222 | -7.0894444 | 374 | 3434 |
| Aghamackalinn | city | County Monaghan | Ireland | 54.3916667 | -7.0497222 | 823 | 4375 |
| Aghlattacru | city | County Monaghan | Ireland | 53.9441667 | -6.7175 | 229 | 3725 |
| Aghlaverty | city | County Monaghan | Ireland | 54.2455556 | -6.8991667 | 255 | 3602 |
| Aghnafarcan | city | County Monaghan | Ireland | 54.0633333 | -6.7483333 | 508 | 3496 |
| Aghnagap | city | County Monaghan | Ireland | 54.2219444 | -6.89 | 413 | 3602 |
| Aghnamullen | city | County Monaghan | Ireland | 54.0930556 | -6.96 | 492 | 3358 |
| Alkill | city | County Monaghan | Ireland | 54.2505556 | -6.8608333 | 236 | 4861 |
| Allagesh | city | County Monaghan | Ireland | 54.2625 | -7.1133333 | 255 | 3439 |
| Annaghroe Bridge | city | County Monaghan | Ireland | 54.3386111 | -6.8744444 | 216 | 5406 |
| Annagleve | city | County Monaghan | Ireland | 54.0902778 | -6.7611111 | 501 | 3490 |
| Annalittin | city | County Monaghan | Ireland | 54.0891667 | -6.6961111 | 465 | 4316 |
| Annaseeragh | city | County Monaghan | Ireland | 54.2280556 | -6.8247222 | 406 | 5103 |
| Annavalla | city | County Monaghan | Ireland | 54.1591667 | -6.7902778 | 482 | 3697 |
| Ardaghy | city | County Monaghan | Ireland | 54.2122222 | -6.9052778 | 511 | 3602 |
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