Message Blink supports all commonly used phone number formats in Salesforce Phone and Mobile fields. You do not need to modify or standardize the format.
All of the below formats are supported, and you can send SMS directly from Salesforce.
1. United States 
– Country Code: +1 #
- 4155551234
- 1-415-555-1234
- (415) 555-1234
- +1 415 555 1234
2. United Kingdom 
– Country Code: +44 #
- 07123456789
- 7123 456 789
- +44 7123 456789
- 447123456789
3. Australia 
– Country Code: +61 #
- 0423456789
- 423 456 789
- +61 423456789
4. Sweden 
– Country Code: +46 #
- 0701234567
- 701 234 567
- +46 701234567
Avoid These Formats #
- Incomplete numbers, 8 – 9 digits without a valid country format
- Phone numbers containing alphabets (A-Z)
- Special characters other than standard separators (such as @, #, *, !)
- Multiple phone numbers entered in a single field
- Extensions added to the phone number (for example, ext, x123)
- Invalid, inactive, or non-working phone numbers
