A warrant is out for the arrest of Barry Rhys Llewelyn, aged 37.
He is wanted for recall to prison after failing to comply with his release conditions.
He is originally from the Ammanford area but also has links to Liverpool and could have travelled elsewhere.
If anyone knows of his whereabouts please contact police immediately on 101. If you are deaf, hard of hearing or speech impaired text the non-emergency number on 07811 311 908.