A NNID (NetNumber ID) assigned by NetNumber, which uniquely identifies the service provider for a particular dialled number and also supports global portability correction, global code-range data, and North American MVNO-OTT override data for text messaging.
NNID is a 6 digit number, where digits 1-3 digits represent country code and remaining digits 4-6 are sequentially assigned service provider ID. NNID also defines which carrier a number belongs to.
Visit the Sinch 10DLC Product Page to learn more about 10DLC!
