Yes, it is possible to send an SMS campaign to the overseas territories. To be certain that they will arrive at the correct destination, you must be careful with the number format and make sure the prefix is correct according to the zone to which they are addressed.
Here is a summary of the prefixes for each destination.
|Saint Pierre et Miquelon||+508|
For instance, a number located:
- in Guadeloupe should be inserted as + 5906xxxxxxxx or 005906xxxxxxxx
- in Martinique should be in the form + 5966xxxxxxxx (or 005966xxxxxxxx)
- in French Guiana should be + 5946xxxxxxxx (or 005946xxxxxxxx)