Airtel Duplicate SIM | Lost SIM | Replace SIM

Airtel Duplicate Sim | Lost Sim | Replace Sim First block your current Airtel phone number: Call your Airtel customer care number (121) and inform that you have lost your sim card, and want to block the card and request for duplicate sim. For new replacement sim: Visit Airtel store. And ask for duplicate sim. Fill the duplicate SIM card

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Tata DoCoMo Duplicate SIM | Lost SIM | Replace SIM

Tata DoCoMo Duplicate Sim | Lost Sim | Replace Sim First block the connection by calling customer care number 1800 266 1800 or 1860 266 5555 from other network or by contacting their online customer care chat support. Step to follow to block sim: 1. Go to their online website and click on following link 2. Then click on “Chat support”

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