Always got something to say? Want to submit a review of Cwmavon Stores in Swansea? Contribute to the directory of recommended convenience stores in Swansea by submitting a Cwmavon Stores Swansea review. Are you the business owner of Cwmavon Stores Swansea, then claim it now. After claiming a business, you will be able to update the details and add more tags and photos.