EXIT CODE
This is the code you need to dial OUT from a country. It is also referred to as the IDD code (International Direct Dialing) or ISD code (International Subscriber Dialing)
COUNTRY CODE
This is the code you need to dial IN to a country. Each country is assigned a unique country code.
AREA CODE
This is the code for a part of the country. It is usually a general area or a city. Some countries are not large enough to warrant their own code, so will have the country code 1 and use the area code to define the country.
LOCAL NUMBER
This is the local number you would like to call.
Dialing Code for Guam is 1 (671) | |
| Here is some useful travel information about Guam. | |
| Flag |  |
| Region | Australasia |
| ISO 2 digit Code | GU |
| ISO 3 digit Code | GUM |
| Capital City | Hagatna |
| Currency | Dollar |
| Population | 168,564 |
| Area (SQ KM) | 549 |
IDD / Exit code for Sao Tome and Principe is 0 | |
| Here is some useful travel information about Sao Tome and Principe. | |
| Flag |  |
| Region | Africa |
| ISO 2 digit Code | ST |
| ISO 3 digit Code | STP |
| Capital City | Sao Tome |
| Currency | Dobra STD |
| Population | 175,808 |
| Area (SQ KM) | 1,001 |
This page helps you call from Sao Tome and Principe to Guam using international country codes.
Area Codes for Guam are also supplied. Country Code 1 is for Guam. The dialing code is also described as phone code 1 or dialing code 1 and is sometimes described as a calling code or international dialing code.
The dialing code for Guam is 1.
Exit codes and dialing codes are required to call from Sao Tome and Principe to Guam.
To call internationally from Sao Tome and Principe uses IDD code 0. IDD codes are known as exit codes and exit code 0 is Sao Tome and Principe.
The exit code for Sao Tome and Principe is 0.
The area code for All is 671.