Bulgaria +359

Updated 3 weeks ago

Pre-registration of alpha tags is required.
Unregistered alpha tags will be overwritten with generic alpha tags.
Numeric long codes and short codes will be rejected.
Both one-way and two-way messaging is allowed.
Two-way messaging can been done with a dedicated long code and is only for domestic brands. International brands can't send two-way messaging.
Both transactional and promotional content is allowed, and requires pre-registration.