Year- and Month-wise Total Number of Active Wireless Telecom Subscribers in India (based on Visitor Location Register (VLR) data)

High Frequency Indicator: The dataset contains year- and month-wise All India compiled data from the year 2011 to till date on the total number of active wireless telecom subscribers, based on the Visitor Location Register (VLR) data published by TRAI The VLR is a temporary storage base system, where mobile users data of different mobile network areas is stored. Like Home Location Register (HLR), the VLR also collects the mobile usage data of users. But, unlike HLR, it does not store the users data permanently. It is mainly used to temporarily store the database of mobile users, especially roaming users, within a mobile switching center’s (MSC) location area and reduce the load of information being fed into HLR system at a time. Note: The TRAI presents VLR subscriber data based on the active subscribers in VLR range, on the date of Peak subscriber number in VLR of the particular month for which the data is being collected. This data has to be taken as the switches having the purge time of not more than 72 hours.