International coverage
SMS sending Hong Kong
Country or region : Hong Kong
Flag : 
Area code : +852
Covered operators for SMS sending :
- 3 Hong Kong (Hutchison Telecom)
- China Mobile HK
- China Motion Telecom
- CHKT (China-Hong Kong Telecom)
- CITIC
- CSL
It is mandatory to register your Sender ID with the local operator. Otherwise, the traffic is routed through a generic sender. - CTExcel (China Telecom Global)
- CUHK (China Unicom International)
- SmarTone
- Truphone Hong Kong