GMT - 5. 110 volts AC, 60Hz. Full IDD is available. A CardPhone service is available at select locations on all three islands. This is available at most hotels and banks.
Some businesses also have public facilities.
Public telegraph operates daily 0730-1800, accepting cables from any country. Mail is not delivered to private addresses in the Cayman Islands, but collected from numbered PO boxes. Poste Restante mail should be addressed 'General Delivery' at the post office. The Caymanian Compass is published five times a week and the New Caymanian , once a week. From time to time these change.