Yeah the only through-running trains through the actual city centre are the Elizabeth line and Thameslink. If you count slightly outside the city centre, you co

Yeah the only through-running trains through the actual city centre are the Elizabeth line and Thameslink. If you count slightly outside the city centre, you could also consider the West London Line (southern and overground), and the other overground from Croydon to Islington to be throu-running. But they slightly miss the city centre.