Regular online casino bonuses will often need a promo code to claim the bonus, but social casinos are different and you don’t need a Chumba Casino promo code to get started. Will I need a Chumba Casino bonus code to claim the bonus? The Chumba social casino bonus is delivered to your balance as soon as you have successfully registered for the site and confirmed you are in the USA or Canada, but not in either Washington State or Quebec. Frequently asked questions about the bonuses – what you need to know about the Chumba Casino bonus 1.