### Answer Numbers purchased directly from Retell currently can only make calls to US numbers. [(1) ]() To make calls to Ireland (+353) , you'll need to use custom telephony via SIP trunking with a provider like Twilio, Telnyx, or Vonage that supports international calling. [(2) ]() How to set this up: 1. Create an elastic SIP trunk with your telephony provider (e.g., Telnyx, Twilio, Vonage) 2. Configure your numbers on that trunk to support international destinations 3. Import those numbers into Retell [(2) ]() [(3) ]() Retell's native international calling support currently covers 14 countries, but Ireland may not be included in that list. [(4) ]() Check out these resources for setup guidance: - [Custom Telephony Overview]() - [Telnyx Integration]() - [Twilio Integration]()

​ To learn more, see the sources I considered: [[1] Debug outbound connection issues](https://docs.retellai.com/reliability/debug-outbound-call) [[2] Custom Telephony Overview](https://docs.retellai.com/deploy/custom-telephony) [[3] Telnyx](https://docs.retellai.com/deploy/telnyx) [[4] Platform Changelogs | Retell AI](https://www.retellai.com/changelog) ​

Feel free to tag @AI Evy with additional questions. I also appreciate feedback, it helps me improve.