Some countries present certain restrictions, please make sure you follow the guidelines to ensure the best delivery of your SMS messages.
Types of restrictions:
- Alphanumeric only: Sender ID must be in Latin alphabet characters only (alphanumeric Sender ID Countries –Hyperlink).
- Numeric only: Sender ID must be numbers only (Numeric Sender ID Countries –Hyperlink).
- No restrictions: you can use both numeric or alphanumeric in your sender ID (No restriction Sender ID Countries –Hyperlink).
Some countries have specific restrictions that needed to bypass it through a masked sender ID (–Hyperlink), and others allow only a registered sender ID(–Hyperlink). Certain SMS contents might be blocked by some countries (–Hyperlink).