National Auto Clearing House (NACH):

To pay your monthly bills by NACH mode, Download the NACH form. Take a print out, fill it up and submit it at your nearest BEST Customer care ward office.

Your payment through NACH will start approximately in one month. You will be intimated by an SMS. Also your NACH limit will reflect in your bill under "Important Messages"

For queries you may call:

+91-22-24194549 (N-zone)
+91-22-22799559 (S-zone)