About Us

MTNL was set up on 1st April 1986 by the Government of India to upgrade the quality of telecom services, expand the telecom network, and introduce new services and to raise revenue for telecom development needs of India's key metros Delhi, the political capital and Mumbai, the financial capital of India.

In Mumbai, we started our journey in 1882, in pre-independence era, as Bombay Telephone. We have come a long way since then.

We change the way Bombay, now Mumbai communicates. We have always been in the forefront in introducing new services: be it landline with crystal clear voice or high-speed broadband through ADSL. While other operators were charging an exorbitant price, we made mobile communication affordable. We were the first operator to launch 3G Mobile service in India and Mumbai as well. We were the pioneer in bringing VoIP and IPTV services. In the financial capital, most of the corporate of India Inc, has chosen us as the preferred telecom service provider. We are the preferred telecom provider of more than 45 lakh Mumbaikars, for their telecommunication needs.

We, at MTNL, never rest on our laurels. We always want to provide you the best of technology at the most competitive rates. So whatever your telecommunication needs, rely on MTNL Mumbai, The total telecom service provider.


Landmarks in the Growth of the System

28.01.1882 First Telephone exchange in Mumbai using Law's call wire equipment commissioned by Mumbai Telephone company at fort
1892-1893 All Exchanges converted into Magneto Exchanges.
1906-1910 Underground cables introduced.
14.05.1924 Auto Exchanges opened for the first time in India.
1932 Automatic time announcing machine with disc records installed.
1941 Charging by meter introduced.
April , 1943 Bombay Telephone Company is taken by Government with 21000 lines.
1950-55 Steps by step strowger exchanges commissioned.
1956-60 Central Disk tape recorder type announcement introduced.
1966-70 Penta Conta cross Bar Exchange installed for the first time in Mumbai.
1971-75 One Max -2 exchange commissioned with STD to Mumbai on 6.9.1975 at Vashi, Navi Mumbai.
Vashi demand trunk service introduced. 
Demand trunk to BG, CA and BRD introduced. 
STD to Delhi officially introduced. 
Telephone accounting computerized. 
Telephone directory (English) compiled for the first time. 
Time announcement (175) in Marathi & Hindi introduced.
STD to madras, Nagpur & Gandhi Nagar introduced. 
Demand trunk at home street & Prabhadevi commissioned. 
INTELEX commissioned.
1976-78 STD to various stations, ISD to London introduced.
1978-79 C-400 Hitachi Crossbar Commissioned on 26.5.78 at Malabar Hill
1983-84 SPC analog exchange commissioned at Cooperage.
1985-86 E10B exchange commissioned at Worli- 3 South Colaba , Walada -2 , Central & Ghatkopar -2 .
Navi Mumbai Telecom District formed on 1.4.85 
ISD to the USA and some of the other European countries introduced. 
Panvel, Taloja, Nhava & Uran taken over from Maharashtra Circle.
1986-87 Formation of MTNL on 1.4. 86
1987-88 Large-scale introduction of Push Button instruments.
1988-89 Phone Plus services introduced for subscriber numbers connected with Electronic exchanges.
1992-93 Fetex -150 commissioned at Fountain -3 and Thane RLC-1 Voice Mail service commissioned at Prabhadevi. 
Radio paging commissioned at Prabhadevi 
197 special services made non- metered.
1993-94 First OCB switch in the network introduced at Kandivali.
1994-95 First EWSD exchanges introduced in the network at Vileparle and Borivali.
1995-96 Usage of automatic number announcement services introduced. 
Interactive fault response system introduced.
Internet services introduced.
1996-97 ISDN services introduced commercially. 
Single Window concept using Customer Service Management System introduced.
1997-98 Waiting list for new connection brought to NIL. All exchanges became Electronic by phasing out of Electromechanically Exchanges. Total of 213475 connections added to the system.
1999-2000 Mumbai Telephone System became fully Digital by phasing out of all Analog Electronic exchanges.
2000-2001 GSM Cellular Mobile services by Brand name “DOLPHIN” Postpaid and CDMA WLL limited Mobile services IS 95 by Brand name “ GARUDA” Launched.
2001-2002 GSM Cellular Mobile Pre- Paid service by Brand name “ TRUMP” launched.
2004-05 High-Speed Broad Band Internet service Launched.
2005-06 CDMA 2000-1X New exchange was installed and prepaid Garuda Mobile services launched. Games on demand and IPTV service on broadband launched.
2006-07 VOIP service launched.
2008-09 NGN switches and 3G Technology in GSM mobile services introduced.
2008-09 VDSL(Very high-speed digital subscriber line)service launched.
2010-11 CBCRM in GSM system on 27.09.2010.

Last Updated on 19/02/2018