[header] How to call eritrea [title] Dial the exit code of the country that you're calling from. [step] The exit code informs the phone company that you're calling from outside of eritrea, and they will be able to connect you to the telephone services in that country. Exit codes vary based on the country that you are calling from. 
[substeps] For the united states and canada, the exit code is 011. For many other countries, including the united kingdom, the exit code is 00.