If Ravi Singh from Chhattisgarh is unable to access his Navodaya Exam Admit Card due to the absence of a registration number and it is not visible in his email either, here are the steps he can take:

Steps to Retrieve the Admit Card:

1. Check Official Website :

   • Visit the official Navodaya Vidyalaya Samiti (NVS) website where the admit cards are usually made available.
   • Look for the Admit Card Download Link and select the option to retrieve the registration number.

2. Forgot Registration Number :

   • Use the "Forgot Registration Number" or equivalent option (if available) on the portal.
   • Enter details like name, date of birth, and registered mobile number/email ID to retrieve the registration number.

3. Check SMS/Email :

   • Search all email folders (inbox, spam, promotions) and SMS inbox for communication from Navodaya Vidyalaya Samiti .
   • Look for confirmation messages or emails received during the registration process.

4. Contact Helpdesk :

   • Reach out to the Navodaya Vidyalaya Helpline or support email. Provide relevant details like full name, date of birth, and exam details for assistance.
   • Contact details should be available on the official website.

5. School Authorities :

   • If Ravi registered through his school, he can contact the school authorities. They may have the registration details or can assist in contacting the exam authorities.

6. Regional Office :

   • Contact the regional office of Navodaya Vidyalaya in Chhattisgarh. They may help resolve the issue with verification of identity.

By following these steps, he should be able to retrieve his registration number and download the admit card.