The City National Bank Visa Check Card can be used to access your checking account without having to write a check.  You can use your card anywhere Visa is accepted and the funds will be automatically deducted from your account. Your check card can also be used as your ATM card. ATM cards may be used on the Oklahoma statewide Service Card system (SCS) and nationwide on the CIRRUS Network. ATM's are conveniently available at each of the following City National Bank ATM locations and at all Fort Sill National Bank locations throughout the country.