Welcome
Login
Sign up
Home
Solutions
Login
Enter your search term here...
Search
SMS.to - Specific Features and Settings
Solution home
SMS.to - Specific Features and Settings
Sending Process Explained
2
Sending process in detail & measuring sending speed
Invalid and inactive phone numbers
Other Features
12
Default Prefix
Restricting your account to prevent messages going out towards specific countries
Affiliate / Refer a Friend - Reward Scheme
Renting Numbers
How to enable Transcoding
Create SMS Templates
Enable FlashSMS
Can I use OTP / 2FA endpoint for API Integration?
How to Add Sub-accounts
Team Management Features (Sub-Accounts & API)
See all 12 articles
Contacts, Lists & Un-/Subscription
9
General information
Importing contacts
Opt-out & Opt-in: subscribe or un-subscribe contacts
How to Create a Contact
Sending to contact lists
Notifications about unsubscribed Numbers
Locating phone numbers in contact lists
Fully integrated opt-out/in management
Managing contacts
Number Lookup & HLR
3
How to use HLR lookup for number verification
Contact list cleaning via HLR reports
HLR strategy suggestion to eliminate inactive devices from your contacts