[header] How to call hungary from the united states [title] Dial the international exit code. [step] You'll need to signal to the phone company that you're about to make an international call. To dial the international exit code, dial 011 from the united states or canada. 
[substeps] The exit code is specific to the country you're dialing from, not the country you're dialing to. Not all countries have the same exit code.