Harris Coaches runs shuttle bus services across South East Wales, linking towns like Blackwood, Bargoed, Caerphilly, Tredegar, and Pontypridd. Routes cover areas including Gelligaer, Ystrad Mynach, Rhymney, and Ebbw Vale with services numbered 4A, 6, 7, 11, C16, and others. Tickets sold on board include singles, returns at a discount to two singles, and Network Rider passes for unlimited travel across multiple operators.