28401 Mobiltel - as of December 2019, all alpha sender ID will be replaced with InfoSMS for unregistered SenderIDs.
28403 BTC - All types of sender IDs are supported.
28405 Telenor - numeric sender IDs will be replaced with 'NXSMS' in order to ensure delivery.
There are no additional content restrictions beyond those in our Acceptable Use Policy
Other features/restrictions of note:
28405 GloBul is sending network delivery receipts rather than handset delivery receipts.