Both town offers good local bus services. The nearest train stations are at Abergavenny, Newport and Chepstow. For up to date information, have a look at Traveline Cymru. There are also plenty of local taxi firms that will be happy to help you reach your destination.
Usk town centre has a lovely selection of independent shops, tea rooms and antique dealers, whilst larger Monmouth offers a mix of established high street shops, as well as more traditional boutiques. Monmouth has a Waitrose supermarket in the centre and an M&S foodhall.