abesteSIM does not offer any eSIM plan for Cambodia that includes a phone number or SMS capability. Only data‑only eSIMs are available from this provider for Cambodia. Travelers who need to send SMS or make calls can use VoIP applications such as WhatsApp, Telegram, and iMessage over the data connection, but they should verify that these services are accessible in Cambodia before purchasing, as some destinations may block or restrict certain VoIP apps.