+1-671 Which country’s code? +1-671 Where is the code? Home › Forums › International codes › +1-671 Which country’s code? +1-671 Where is the code? This topic contains 0 replies, has 1 voice, and was last updated by yönetim 1 year, 11 months ago. Viewing 1 post (of 1 total) Author Posts 12/03/2019 at 01:40 #1962 yönetimKeymaster You must use the +1-671 code before your phone calls. The phone code for making international calls starting with +1-671 belongs to whom. +1-671 Guam If you dial your phone number by dialing this code, you can make your international call without error. Author Posts Viewing 1 post (of 1 total) You must be logged in to reply to this topic.