Metro · Telecom Circle
The Kolkata circle is one of 22 telecom service areas defined by India's Department of Telecommunications. It covers Kolkata and is served by Jio, Airtel, Vi, BSNL. Every mobile number issued in this circle carries a home location code tied to one of these operators.
OSINTS.xyz Mobile Lookup identifies the operator, circle and owner intelligence behind any Indian mobile number. Numbers ported between operators are also resolved to their current network.