MTNL Customer Care & Complaint Helpline
mtnl.in
Last verified Oct 2026 · numbers can change, confirm on the official site.
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About MTNL
Mahanagar Telephone Nigam Limited (MTNL) books landline and broadband faults on 1500 and mobile complaints on 1503, in both Delhi and Mumbai. Mumbai customers also have toll-free lines, including 1800 22 1130 for all services.
MTNL Mumbai takes public grievances on 1509 and complaints by SMS on 9969108108. Online complaint booking is linked from both city sites.
MTNL helpline — questions
1500 for landline and broadband, and 1503 for mobile, in both Delhi and Mumbai. In Mumbai, 1800 22 1130 is a toll-free line for all services, useful when calling from another network.
Landline aur broadband ke liye 1500, mobile ke liye 1503. Mumbai mein saari services ke liye 1800 22 1130 toll free hai.
In Delhi, dial 1500 for broadband and FTTH. In Mumbai, the broadband toll-free line is 1800 22 8844, and FTTH faults go to the all-services toll-free 1800 22 1130. Keep your broadband or landline number ready.
From an MTNL landline, dial the first four digits of your number followed by 2198. From a mobile, dial 022, then those four digits, then 2198.
9969108108, for MTNL Mumbai. Send the complaint in the format given on MTNL Mumbai's Book Complaint page.
Log in on MTNL's Quick Pay page at billalert.mtnl.net.in with your landline or broadband number. In Mumbai, send SMS Bill followed by your landline number to 51001 to get the unpaid amount.
1509 is MTNL Mumbai's public grievance service. Keep the docket number of your earlier fault booking ready.
MTNL's corporate office is on the 5th floor of Mahanagar Doorsanchar Sadan, 9 CGO Complex, Lodhi Road, New Delhi. Faults are handled on 1500 and 1503, not at the corporate office.
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Helpline details are compiled from public sources and verified periodically. Not affiliated with MTNL. Always confirm on the official website. How we verify this.