The telephone number for reporting faulty streetlights, illuminated traffic signs and bollards is 0845 601 0939. If you have to phone to report a faulty unit, please make a note of the number painted on the light column, the name of the road, the Parish and the nature of the problem. That way, the lamp can be easily identified. The County Council try to get all faults corrected within five days.
Or report the problem online.