How do I dial from the U.S. to Peru?
To call Peru from the U.S., first dial the international prefix of 011 and then enter Peru’s country code, which is 51. Fixed landlines in Peru are 8 digits, with an area code included. Cell phones are 9 digits long.
For example, if you’re trying to call a cell phone in Peru with the number 912-232-7644, you would dial 011-51-912-232-7644.