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Do I include the leading ‘0’ in a phone number?
Do I include the leading ‘1’ in a phone number?
Do I need to include the leading ‘0’, ‘1’, or ‘+’ in a call sequence?
East Africa dialing region (Kenya, Tanzania, and Uganda)
French numbering plan (international)
How do I dial the plus sign ‘+’ in a phone number?
How to call a cell phone in another country
How to dial an international call
How to dial an international call from a VoIP (internet) phone
How to dial an international call with a mobile phone
International calling regulatory bodies
International calling to and from mobile and VoIP phones
List of country trunk numbers (long distance codes)
Machine to machine phone number
North American Numbering Plan (NANP)
Regional dialing plans of the world
What do brackets ‘(‘ and ‘)’ in a phone number mean?
What does a dash ‘-‘ in a phone number mean?
What does a forward slash ‘/’ in a phone number mean?