Mongolian Embassy has not been established in Seychelles yet.
You should applying online for Mongolian eVisa online for saving time. By that way, you will get the Mongolian eVisa approval letter before leaving Seychelles for Mongolia.
Please visit our visa processing to know how to apply for Mongolian eVisa step by step safer and faster.
If you have any further questions, please feel free to contact us. Thank you!