esimzon does not provide a Costa Rica eSIM that includes a phone number or SMS capability. The provider offers only data‑only plans for travelers. If you need voice or text communication, you can rely on VoIP applications such as WhatsApp, Telegram, or iMessage over the data connection. However, keep in mind that some destinations may restrict or block specific VoIP services, so it is advisable to confirm that the apps you prefer are accessible in Costa Rica before purchasing an eSIM from esimzon.