Gic Housing Finance — Housing Loan Closure

Address:

101/A, Dattatraya Aaprtment, W.S.Road, Dahisar East

I Saurabh Dalal, taken an mortgage loan against my residential property.
As i wanna close loan by settling amount during pandemic time, despite reaching out topmost body of GIC, i am unable to contact them both way.
If i go to respective branch, they do treat as a terrorist.

Please help.me out.