For international numbers: Check to make sure the number is in the proper format, using the country search tool below to find country codes and to see example phone numbers.
Did you mean to add a local (in country) number instead? For local numbers: Enter the phone number as if you were calling your friend on the phone.
Not sure how to add a friend to WhatsApp? Read this article.
When adding a contact's international number to your phone address book, start with a plus sign (+). Then, write the country code, followed by the full phone number. For example the US number 123-4567 in area code 408 would be written as +14081234567. (1 is the country code). Make sure to remove any leading 0's or any special calling codes.
Please check below to find out how to enter a phone number for a specific country.
Special note for certain countries
To add your friend in the UK with the phone number 07981555555, you would:
Add a plus to the beginning.
Add the country code.
Enter the phone number, leaving out the leading 0.
In the end, the number would be +447981555555.
All Argentinian mobile numbers (+54) should have a 9 between the country code and area code. The prefix 15 must also be removed. The final phone number will have 13 digits total: +54 9 xxx xxx xxxx
Mexican numbers need to have a 1 after +52, even if they are Nextel numbers.
If you are still having trouble finding your contact, contact us with your number, and your contact's number. Remember to write it exactly as you have it saved in your phone.