Telephone Code Index - 01685
| 883839 | Celtic Crushing & Screening Ltd - Aberdare |
| 723344 | Jasonic Ltd. - Merthyr Tydfil |
| 814857 | K and D Structural Erectors Ltd - Aberdare |
| 841449 | K J Services Ltd. - Tredegar |
| 370188 | New Tredegar Skip Hire - New Tredegar |
| 813671 | P Morgan Plant Hire & Civil Engineering Ltd. - Aberdare |