Index of Y - 17 (17 businesses)

Y Glyn Sheltered Housing - Social work activities with accommodation

Y M Auto Salvage - Wholesale of waste and scrap

Ysgol Gynradd Cymraeg - General secondary education

Ystrad Mynach College - Higher education

Ystrad Mynach Day Centre - Social work activities without accommodation

Ystrad Mynach Hospital - Hospital activities

Ystrad Mynach Junior School - General secondary education

Ystrad Mynach Library - Library and archives activities

Ystrad Mynach Non-Political Club Ltd - Bar

Ystrad Mynach Post Office - Post Office

Ystrad Mynach School - General secondary education

Ystrad Mynach Sports & Social Club - Bar

Ystrad Mynach Sports Hall - Other sporting activities

Ystrad Mynach College - College Of Further Education

Ystrad Mynach Library - Library

Ying Wah Cascade Fish Bar - Eating Establishments

Ye Olde Royal Oak - Pub