Country Summary
ISO Code： US
Dialing code ：+1
Sender ID
Alpha Sender ID: NO
Numeric Sender ID: YES
Charge 1000 USD/ Month
5 or 6 digits
TIP
We strongly recommend that the length of messages to USA are kept in 1 SMS(about 160 characters).
If messages are too long, they may fail to receive.
Prohibited content
1. SHAFT：
sex、hate、alcohol、firearms、tobacco
2. Illegal theme：
fraud, spam, fraudulent
3. Loans
4. Debt exemption
5. Investment
6. Alliance or commission projects
7. Credit recovery
8. Tax reduction
9. Small office/home office