Getting a taxi service into the city centre seems to be tricky enough at the moment. Amber cabs have currently suspended service in to the city centre and East Belfast taxis have merged with phonacab .max seems to be the only independent firm in the east Belfast area that's decent enough service, they could do with more drivers and a way of tracking the taxi or notifying you of delays like accidents but I'm sure that will be sorted in the future.
The drivers have all be happy and friendly compared to amber cabs. read more