Time Gadgets
Time Zones

Guam Phones

What is the international telephone dialling code for Guam?

The international dialling code for Guam is +1 671.

North American Telephone codes

All the USA, Canada and most Caribbean countries use the NANPA telephone numbering system.  International code +1   

Our creative collection

City Clock
Moving time
Sun Time
Season progress
Moon Time
Current phase
place Fast Find - start by typing GMT Tools - check and bookmark ⏲ Time converter by place 🌎 Time converter by zone ⓘ What is Greenwich Mean Time?