BSNL ISD Activation
BSNL ISD Activation needs a customer to write a request form to activate ISD facility and submit it to nearest exchange or BSNL office.
BSNL ISD or STD facility is not activated by call center(phone No 1500)
As they only provides nearest branch address and also you need to deposit Rs 2000 as deposit with the form. one can also lock/ unlock ISD facility after activation. It take 4-5 days to start ISD service after form and deposit submission.