Did you recently receive an error message after attempting to send a message that states "make sure you've entered a valid phone number and try again?" Firstly, make sure you're attempting to send to a supported country.
Countries Supported for SMS (text messages)
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Anguilla |
Dominica |
Peru |
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Antigua |
Ecuador |
Puerto Rico |
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Argentina |
El Salvador |
Saint Kitts and Nevis |
|
Bahamas |
Grenada |
Saint Lucia |
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Barbados |
Guatemala |
Surinam |
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Belize |
Guyana |
Trinidad and Tobago |
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Bermuda |
Honduras |
Turks and Caicos Islands |
|
British Virgin Islands |
Mexico |
Uruguay |
|
Canada |
Montserrat |
Venezuela |
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Cayman Islands |
Netherlands Antilles |
|
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Chile |
Nicaragua |
|
|
Colombia |
Panama |
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|
Costa Rica |
Paraguay |
*Please note: Sideline's carrier only supports MMS to countries within the US (+1).
Other instances in which you may receive this error message:
- The intended recipient is a landline number
- The intended recipient is a short code (verification number)
If you have questions about the information above or are still experiencing difficulty sending messages, let us know. Submit a request, chat with us, or text us with the phone number in question.
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