List of country calling codes

High school (ages 12+)
People & Society

Name:

Date:

Step 1 · Read the article

Open the article and read it at the level above. Then answer the questions below in your own words.

https://smallwhale.org/articles/list-of-country-calling-codes

Write what each word means, using the article.

Do not copy the article. Write two things you learned, the way you would explain them to a friend.

Answers below are taken from the article’s stored facts, so they match what the student read.

1. How long is List of country calling codes?One to three digits
2. What is the governing body?International Telecommunication Union (ITU)
3. What is the numbering plan standard?ITU-T E.164
4. What are country calling codes?Country calling codes are the first part of an international phone number. They are assigned by the ITU and can be one to three digits long.
5. How do country calling codes help us call people in other countries?When you dial a number, the network reads the country code and sends the call through cables, satellites, or land lines to the right country. The call then reaches the person quickly.

International Direct Dialing (IDD) Codes: The official term for country calling codes used in international telephony.
ITU-T E.164: The international standard that defines the format and structure of international telephone numbers.
Number Exhaustion: A situation where all available numbers within a numbering plan have been allocated.
VoIP (Voice over Internet Protocol): Technology that allows voice calls to be made over the internet.