On Thursday, June 25th, 2026, Kalshi prediction markets announced an update for the new Kalshi referral code SYRACUSE in NY and most other states for another exciting day of sports action, featuring the USA vs. Turkey in group stage action at the World Cup, alongside a Thursday slate of MLB baseball . Using this referral code provides a $10 bonus to new traders, making today the perfect day to activate this Kalshi referral offer for first-time traders in New York and elsewhere. ...read more read less