In order to use phone numbers for business, phone numbers have to be set up with the relevant information to meet the latest compliance criteria. This is to prevent improper use of business phone numbers.
If we reach out to you for some business information, it is to verify your number(s) and ensure we meet the compliance of the country your number is registered in.
Below is an example of UK SMS compliance regulations for business use.
Use this link to ensure you have the relevant documents to meet the criteria of your country's SMS regulations.
There are different rules for both individuals and businesses, and for different types of numbers, so make sure you are referring to the correct information for your use case and number type.