The county borough of Wrexham comprises the communites of:
| English Name | Welsh Name |
|---|---|
| Abenbury | Abenbury |
| Acton | Gwaunyterfyn |
| Bangor is y Coed | Bangor is y Coed |
| Bronington | Bronington |
| Broughton | Brychdyn |
| Brymbo | Brymbo |
| Caia Park | Parc Caia |
| Cefn | Cefn |
| Ceiriog Ucha | Ceiriog Ucha |
| Chirk | Y Waun |
| Coedpoeth | Coedpoeth |
| Erbistock | Erbistog |
| Esclusham | Esclus |
| Glyntraian | Glyntraean |
| Gresford | Gresffordd |
| Gwersyllt | Gwersyllt |
| Hanmer | Hanmer |
| Holt | Holt |
| Isycoed | Isycoed |
| Llangollen Rural* | Llangollen Wledig |
| Llansanffraid Glyn Ceiriog | Llansanffraid Glyn Ceiriog |
| Llay | Llai |
| Maelor South | De Maelor |
| Marchwiel | Marchwiail |
| Minera | Mwynglawdd |
| Offa | Offa |
| Overton | Owrtyn |
| Penycae | Penycae |
| Rhosddu | Rhosddu |
| Rhosllannerchrugog | Rhosllannerchrugog |
| Rossett | Yr Orsedd |
| Ruabon | Rhiwabon |
| Sesswick | Sesswick |
| Willington Worthenbury | Willington Wrddymbre |
- *Llangollen Rural was transferred from Denbighshire to Wrexham in 1997.