International Calling Cards are also widely available and some Tour Operators include them in their packages. The cards have a certain number of units and some can be recharged with a credit card. They will also tell you the minimum charge for your call. If you call an American company it is possible that you will hear an automatic answering service. You will have to choose between several options by pressing the appropriate number.
Most hotels have a message centre for all their guests.
If the light on the phone in your room lights up, someone tried to call you and left a message. In order to remember them some companies use their name as their telephone number.