According to Wikipedia, Latvia GDP (PPP) estimate of 2019 is a total of $60.509 billion, and $31,215 per capita.

Sender ID: 

Network Coverage Sender ID More Information
Tele2 Dynamic Open  
IZZI Dynamic Alphabet  
MTS GSM Dynamic Alphabet  
Triatel Dynamic Open  
Latvijas Mobilais Telefons (LMT) Dynamic Open  
Bite Latvija Dynamic Open  

Know more about types of Sender IDs here.

Regulations & Restrictions:

Same content messages sent to the same number within 5 minutes will be blocked by Latvian networks SPAM filters.

There are no additional content restrictions beyond those in our Service Usage Policy.

Note: It is important to abide by all restrictions imposed by the hosted country.