Insert Coin lists 40 venues in London where you can play: 245 arcade games, 76 redemption games, 49 pinball machines, 2 pool tables. The best-stocked one is FreePlayCity, with 35 games.
Nearby cities
Southend-on-Sea
9 venues · 142 arcade games, 10 redemption games, 2 pinball machines, 1 foosball table, 1 pool table
Reading
5 venues · 12 arcade games, 11 pinball machines, 3 redemption games
Milton Keynes
6 venues · 23 arcade games, 12 redemption games, 4 pinball machines
Brighton
7 venues · 57 arcade games, 17 redemption games, 7 pinball machines
Hastings
5 venues · 16 redemption games, 13 arcade games, 3 pinball machines
Bognor Regis
6 venues · 50 redemption games, 32 arcade games, 5 pinball machines
Clacton-on-Sea
6 venues · 40 arcade games, 18 redemption games, 2 pinball machines
Margate
5 venues · 19 arcade games, 3 redemption games