Geli Tunnel
| Nearby stations Cymmer (Corrwg) Cymmer Afan Cymmer Afan Blaengwynfi Abergwynfi Caerau Duffryn Rhondda Halt Coegnant Glyncorrwg Nantyffylon Blaengarw Maesteg Castle Street Maesteg Cynonville Halt Cwmdu | Gelli Junction Cymmer Viaduct Nantewlaeth Colliery Glyncymmer Colliery Caerau Colliery Cymmer Tunnel Avon Colliery Abercregan Dyffryn Llynvi Colliery Duffryn Rhondda Colliery Colliery Rhondda Tunnel Cwmcorrwg Colliery International Colliery Mine |
| Location names in dark blue are on the same original line. | |
