Correct Mobile Format (E.164)- Rules Related To Phone Number Handling

The mobile field is arguably the most important one (unless of course, you are only sending emails). The correct mobile format in which the contacts should be uploaded is E.164. 

Tall Bob provides the users with a few tips that you could follow for using the contacts with the correct format.

• If the mobile numbers in your list contain characters such as hyphens, brackets, spaces or any non-numeric characters, that's no problem, we will filter them out when we process your list.
• An example of uploading contacts in the correct format is as below. The options highlighted in ‘Green’ denote the usable mobile numbers and the options highlighted in ‘Red’ denote the numbers that will fail when sending.