Maximum time we carry multiple sim card for specific risen. Some provider have a good data plan , some others in good voice call tariff, & good tariff for messaging .so it is to difficulty to remember every sim card no or mobile no , but don’t very it’s very easy to get own mobile.
Maximum time we maintain so many sim card for specific reason. And it’s too difficult to remember every sim card number. But you can easily get your phone number by dial following codes ,
Idea * 789# or *100# or *1# *147# *131# or *131*1#
Aircel *1# or *234*4# or *888# or *122*131# or *131#
Airtel *140*175 or*140*1600# or *121*9# or *282# *141*123#
Bsnl *222#
Reliance *1# or *111#
Smart *1# or *111*2#
Tata Docomo *1# or *580# or *124#
Videocon *1#
Virgin SMS: NUM to 51230 or *1#
Vodafone *555# or *555*0# or *111*2# or *777*0# or *131*0#