Before purchasing a phone number, you must verify your business. Follow these steps.
Verify your Business
Navigate to settings > Phone numbers > Regulatory Bundle/Address > + Create
Start with Address Bundle and enter your company address
Next, complete the Regulatory Bundle to confirm your company details
Verification can take up to 3 days
Add a new Phone number
Go to settings > Phone numbers > Manage numbers > + Add number > Add phone number
Select your country
Click Filter and choose the number type (eg Mobile)
To narrow results, filter by region
Select your desired number and click buy