International Phone Number Format
Country dialing codes are telephone number prefixes for reaching phone numbers in the networks of the other countries or regions. Also known as country dial-in codes, these short number prefixes are assigned and managed by International Telecommunication Union (ITU) and defined in the ITU-T. You can only have one phone format for each country code. Telephone formats specify how phone numbers are formatted when users enter the numbers in phone number fields. A phone number in full international format includes a plus sign (+) followed by the country code, city code, and local phone number. When contacting WhatsApp, always send your phone number in full international format. The national conventions for writing telephone numbers vary by country. Country calling codes or country dial-in codes are telephone number prefixes for reaching telephone subscribers in the networks of the member countries or regions of the International Telecommunication Union (ITU). While international standards exist in the form of the International Telecommunication Union sector ITU-T issued. International Number Formatting: Read how to Format International Phone Numbers the easy (and correct) way.