Managing many numbers? The Agents API exposes bulk import, get, and reassign operations.
Purchase a number
Once provisioned, you can assign the number to a specific environment (Sandbox, Pre-release, or Live) to control which version of your agent receives calls.
Next steps
Assign numbers to environments
Deploy numbers across Sandbox, Pre-release, and Live environments
Connect a Twilio number
Use existing Twilio numbers instead of purchasing new ones
Set up outbound calling
Configure proactive outbound calls for reminders and follow-ups
Phone number management
Add, delete, and assign numbers across environments

