Online Banking Services Gulf Coast Bank's Online Banking Services puts you in the driver's seat of your finances through smart banking technologies. 24 hours/ 7 days a week real time access to your accounts gives you the flexibility and control to bank anytime anywhere. It's fast, easy to use, convenient, completely secure. Login to online banking here. To sign up for Online Banking, click here to enroll your personal account & click here to enroll your business account. Gulf Coast Bank does not charge a fee for using Mobile Banking or Alerts. Message and data rates may apply. Please check with your service provider for specifics on any fees and service charges.