The way you can contact or communication with Cambodia e-Visa operation officer that has been already available on the website such as email address, telephone, yahoo messenger, skype but now we just release a new chat board to offer an opportunity for tourists more easier to ask for helps or other concerning information relate to e-Visa application.
So currently tourists can contact us by many ways:
1. Send by e-mail address
2. Call by telephone
3. Chat by yahoo messenger
4. Chat or call by skype
5. Chat with online support
Source from http://cambodiaevisa.blogspot.com/