The present invention is provides towards a method and system for facilitating roaming tests for an operator in a telecommunication network. The method includes detecting a location update message of a subscriber to an HLR while switching from a first MSG/VLR to a second MSG/VLR, The method further includes holding by a value added module, a cancel location message being sent from the HLR to the first MSG/VLR. The method further includes conducting the roaming tests by the value added module, using the subscriber's profile data obtained from the first MSG/VLR. Further in the method the value added module releases the cancel location message to the first MSC/VLR.