Special phone numbers

The most common telephone numbers are those used to call individuals or companies, but there are special numbers that offer emergency services, allow a free or shared call with the owner of the number, etc.
The numbers may vary between countries, so in this article they are separated by country. Although some have a broader scope such as 112 emergencies which is European.
Classification of special numbers:

• Emergency telephone numbers
• Information telephone numbers
• Additional pricing telephone numbers
• Special pricing telephone numbers