According to Wikipedia, Papua New Guinea GDP (PPP) estimate of 2018 is a total of $32 billion (139th), and per capita $3,789.

Sender ID:  

Network Coverage Sender ID More Information
B-Mobile (PMC) Dynamic Open  
Digicel (PNG) Ltd Dynamic Open  

Know more about types of Sender IDs here.

Regulations & Restrictions:

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.