Bingo card cards to overcome the difficulty with randomization. There are two types of Bingo cards. One is a 5x5 grid meant for 75-ball Bingo, which is largely played in the U.S. The other uses a 9x3 grid for U.K. style "Housie" or 90-ball Bingo. Players use cards that feature five columns of five squares each, with every square containing a number (except the middle square, which is designated a "FREE" space). The columns are labeled "B" (numbers 1–15), "I" (numbers 16–30), "N" (numbers 31–45), "G" (numbers 46–60), and "O" (numbers 61–75). A popular Bingo myth claims that U.S. Bingo innovator Edwin
Tombola (bingo company) Tombola (bingo company) Tombola Ltd (stylized as tombola) is a British online bingo company. The headquarters are in Sunderland in the North East of England, with additional offices in Gibraltar, Milan and Madrid. Founded in 2000, its main site, tombola.co.uk has become the largest bingo website in the UK, with more players than any other company, as well as being number one in Spain and Italy. tombola produce original bingo software and games, created by an in-house development team, and is one of the largest employers of game and web developers in the North East of England. Tombola was established