Congrats for sending and posting in this group. Hearty welcome to "New Delhi - 2015 Spousal Visa Applicants" forum.
It takes minimum 58 days from the day they receive your application form to get acknowledgement (AOR) and another 48 hours for Sponsorship Approval (SA)
File Number (Application number) will be given only after transferring the application package to New Delhi Visa office (NDVO), which will happen within one week of SA.
Btw, I request you to update your timeline in the spread (the spreadsheet URL is given in my message signature"
Our new WhatsApp Group "New Delhi - 2015 Spousal Visa Applicants" is started. We can discuss perfectly and instantly there.
For membership, personal message me your cell phone number (+countrycode-number) format.