Cell phones can be tracked by cell operator.In this scenario operator will identify the mobile phone employing the signal tower.The mobile cell phone sends signal to the closest tower and from this immediately after undertaking some calculation the location can be approximately tracked.
Monitoring by a mobile operator is not a good alternative using their technology. Due to poor weather conditions or if there is dilemma in signal getting the area monitoring might not work.
Handset based technology is also a popular tracking technique for a cell phone number tracker. This calls for installment of software package to the gadget. Then the software package use the cell identification, sign strength sent by the cell, the signals of the neighboring cells. Mobile phone sim can also be used in GSM handset to monitor a phone.
