Set up DND, switch on the spam filters from your operator and phone, block individual numbers, complain within 7 days and send fraud attempts to Chakshu. Includes the TRAI rule changes from 2025 and 2026.
Helplines, USSD codes and government portals worth keeping handy if you use a mobile in India. Verified with the official sources in October 2026.
Works from the dialler of any phone. A dual-SIM handset lists two IMEIs.
Text "KYM <15-digit IMEI>" to 14422, or run the same check on Sanchar Saathi.
Request a block on Sanchar Saathi (CEIR) and lift it later with your Request ID if the phone turns up.
List every connection linked to your ID and flag any number you never took.
Use Chakshu to report suspicious calls, SMS or WhatsApp messages. For money already lost, use 1930.
Ring the national cyber crime helpline quickly, or file a complaint on the government portal.
Dial 1909 or open the TRAI DND app to choose which marketing messages you will accept.
Police, fire and ambulance on one free number anywhere in India.
Tips our team at Mobivault, Bhopal shares with customers again and again.
Mobivault team says
Read more: Stop Spam Calls and Texts in IndiaIf spam calls are bothering you, we'll help you register for DND, either by calling 1909 or through the TRAI DND app, and we'll switch on your phone's spam filter before you leave the shop.
Mobivault team says
Read more: Second-Hand Phone Checklist for IndiaStep one, always: compare the IMEI from *#06# against the box and the bill, then run it through KYM (14422). It's the opening check we give every Mobivault customer.
Mobivault team says
Read more: Wi-Fi Calling in IndiaWhen someone struggling with poor signal at home or in the office asks us about buying a new phone, the first thing we check is whether the handset they already own supports Wi-Fi calling on their operator.
Send us the details and we will write back by email, normally within two working days. Questions we get often turn into new TechMitra guides.
Why readers rely on TechMitra
Lokesh Rathore
Founder of TechMitra · owner of Mobivault, MP Nagar, Bhopal
