Community State Bank Community State Bank is big enough to offer what the national banks do but small enough to care about you. Community State Bank Service Telephone Contact Support: (262) 878-3763 Lost or Stolen Card: Lost credit card: (800) 883-0131 Lost credit card (international): (813) 868-2891 Lost debit card: (800) 472-3272 Lost checkbook: (262) 878-3763 Fraudulent activity: (262) 878-3763 Identity theft: (262) 878-3763 Online Banking Login How to Log In 1. Visit the bank’s website https://csb.bank/.      2. …