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Sending SMS
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Recipient Numbers
Knowledge Base
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Recipient Numbers
Articles
MSIDSN
The Number Validation Process
The Default Country Code
Tutorials
How to convert a localised number into an MSISDN.
Frequently Asked Questions
What happens if I provide a recipient number in its localised format without using a default country code?
What is a 'default country code'?
Does TM4B support delivery to ISDN's (i.e. normal landlines)?
Why do my messages fail whenever I try to send an SMS to countries other than country X and why I am I charged for them?