DoT notifies cellphone number portabilityThe Department of Telecom (DoT) has issued a notification stating that Cellphone users in Delhi, Mumbai, Maharashtra and Gujarat Service areas of Zone I and Kolkata, Tamil Nadu, Chennai,
Andhra and Karnataka of Zone 2 will have the facility to switch operators even while retaining their existing number. This facility will come into force from September 20, 2009.
Syniverse Technologies (Zone 1) and MNP Interconnection (Zoin 2) are the two companies who have been licenced by the DoT to carry out the MNP exercise.
The DoT further said TRAI will decide on all kinds of tariffs related to MNP like the transaction fee to be charged from the customer for seeking change of number.