Here is the guideline for the United States for more information on SMS in this phone number philippines country. First, you will need to purchase a US phone number ( tutorial here ). Once the number is acquired, it will be visible on the console in Phone Numbers => Manage => Active Numbers . Active Numbers Then, you just need to add this number to your messaging service, in the Sender Pool : Manage Sender Pool Countries that require Alpha Sender ID pre-registration Some countries require a pre-registration of an Alpha Sender Id to validate that the name that will be used corresponds to your business.
This list is available here . To put it simply, this pre-registration is done to verify that the brand or business name belongs to you. To make your life easier, Twilio provides the list of countries that support Alpha Sender Id and whether pre-registration is required. For example, Ivory Coast requires this pre-registration: the guideline for more information on SMS in this country. Finally, the messaging service will automatically alert you if a message is sent with an Alpha Sender ID to a country where pre-registration is required but for which you have not yet requested pre-registration.
Make sure that the “Sender ID pre-registration alert” option is set to “ON” for this. Sender ID pre registration If the country requires it, then this form will need to be completed to pre-register the Alpha Sender Id. register alpha sender id Preventing SMS Fraud Fraud is everywhere, unfortunately. And SMS is no exception. Twilio offers several features to help prevent fraud. Geo-Permissions: Close unnecessary countries by default! Twilio allows you to restrict the countries you allow SMS to be sent to.