International telephone country codes are grouped by geographic zones.
Zone 1, which contains only country code +1, is North America, including the USA, Canada, and certain islands in or near the Caribbean.
Zone 2 is Africa.
Zone 3/4 is Europe.
Zone 5 is the Americas, except the part in Zone 1.
Zone 6 is Australia/Pacific.
Zone 7 was originally the USSR, but is now just Russia and Kazakhstan, which continue to share country code +7.
Zone 8 is East Asia.
Zone 9 is the rest of Asia.
Only two zones have one-digit country codes, +1 for North America and +7 for Russia and Kazakhstan. Other countries have two- or three-digit codes. There are also country codes assigned for certain international purposes.
An international body, the International Telecommunications Union (ITU) in Geneva, Switzerland, is responsible for assigning telephone country codes.
International dialing codes can be found on calling charts at the Countrycode website. International codes can also be found by dialing directory assistance.
the international dialing code is +61, there are local dialing codes depending on the state
The ISD code 00317 corresponds to the country of Bhutan. ISD codes, or International Subscriber Dialing codes, are used to identify countries in international telephone dialing. Bhutan's unique code allows for direct dialing to the country from abroad.
An international body called the International Telecommunications Union in Geneva, Switzerland, assigns the telephone country codes.
There are no 'regional' dialing codes in the UK. Each town (or group of small towns) has an individual dialing code.
You can still make domestic calls when international dialing is disabled.
Please check the related links for a full list of International Calling/Dialing Codes.
The international and local area dialing codes would all be the same, but your long distance company of choice would have to provide you with their direct or operator assisted dialing protocols.
As is, it would appear that '947' is an international dialing code. That would be the international dialing code for Qatar.
PCO - Public Call Office STD - subscriber trunk dialing ISD - International Subscriber Dialing
if we have a no. for dialing for Canada, what would be the prefix code to use before dialing the no.
There is no such code as 475 in France. French Postal zip codes have two digits for regions, or five for localities. The international dialing code is +33. The national area dialing codes (now included in the phone number) have only two digits (01 to 05).