Lt General Dr S.P. Kochhar, Director General, Cellular Operators Association of India
From the humble beginnings of basic telephony to the revolutionary era of 4G and the dawn of 5G, the Indian telecom industry has undergone a remarkable transformation, evolving from a nascent market to a global leader in connectivity. The sector has been the backbone of the nation’s digital revolution, reshaping lives, businesses and governance, and the journey has been a testament to innovation, resilience and the unwavering pursuit of bridging the digital divide. With over 1.18 billion telecom subscribers (January 2025) across the country, this journey has been marked by visionary policies, groundbreaking technological advancements and an unwavering commitment to connect every Indian.
From 2G to 5G: A technological odyssey
The evolution of technology in India’s telecom sector is a testament to its rapid progress. The launch of 2G in 1995 marked the start of the digital era, introducing encrypted calls, better sound quality and basic data services such as SMS and MMS. Fourteen years later, in 2008, 3G was introduced, revolutionising mobile internet with seamless browsing and streaming capabilities. The roll-out of 4G in 2012 ushered in an era of high-speed connectivity, enabling live video calls, online gaming and instant access to information, making India one of the largest consumers of mobile data globally. The launch of 5G in 2022 ushered in hyper-connectivity with speeds of up to 10 GB per second, transforming sectors such as healthcare, education and manufacturing through massive internet of things (IoT) deployments and low-latency connections. The first steps into 6G research have already been taken, ensuring India remains at the forefront of global telecom innovation.
The transition from 2G to 3G to 4G and then to 5G highlights the rapid progression of the evolving telecom landscape. This has positioned India as a global leader in connectivity, with a telecom subscriber base of over 1 billion and ranking second in mobile broadband internet traffic and international internet bandwidth. 5G subscriptions are projected to reach 350 million by 2026, accounting for 27 per cent of all mobile subscriptions. The industry’s growth reflects robust policy frameworks, such as the National Digital Communications Policy (NDCP), 2018, which aims to achieve “broadband for all”. The government’s focus on rapid 5G deployment and investment in 6G research further underscores its commitment to maintaining India’s telecom leadership.
Surge in data usage: Driving the digital revolution in India
In 2014, the average data consumption per month was 0.3 GB and the cost per GB was Rs 269. Come 2022, data consumption rose to 19.5 GB per month and the cost decreased to Rs 13.50 per GB. The adoption of 5G has driven a shift in India’s mobile data landscape, with users consuming 3.6 times more data compared to 4G. Mobile data traffic reached 17.4 exabytes per month in 2023, with a compound annual growth rate of 26 per cent over five years. Metro circles lead the charge, accounting for 20 per cent of the total traffic. Global projections estimate mobile data traffic to grow 2.5 times to 303 exabytes per month by 2030, reflecting the increasing appetite for high-speed connectivity. With faster speeds and greater capacity, 5G is fostering new possibilities in applications such as augmented reality, virtual reality and smart cities, further driving data consumption.
Pioneering initiatives: Policies shaping the telecom landscape
The government has been taking several policy initiatives, which have helped shape India’s digital evolution. The National Telecom Policy, 2012, emphasises broadband connectivity, infrastructure development and spectrum allocation, focusing on mobile devices as tools for socio-economic empowerment. The Telecommunications Act, 2023, introduced an effective right-of-way framework to enable network roll-outs and established the Digital Bharat Nidhi to fund research and development initiatives and pilot projects. The act modernised the legal framework to accommodate rapid technological advancements, ensuring seamless adaptation to evolving global standards.
Further, several flagship initiatives have accelerated the growth of the country’s telecom sector. These include the NDCP for affordable and ubiquitous broadband access; the BharatNet project to connect all gram panchayats with high-speed broadband and bridge the rural-urban divide; the Digital India Initiative to promote digital literacy, infrastructure and technology adoption across sectors; and the production-linked incentive scheme to boost domestic telecom equipment manufacturing and reduce import dependency. Successful 5G spectrum auctions have and will further facilitate the rapid roll-out of 5G services, transforming sectors such as healthcare and education. The BharatNet project, in particular, has brought high-speed connectivity to remote villages, empowering communities with digital tools and access to essential services.
Telecom shift towards technology
According to Accenture, telcos could unlock at least $700 billion in new revenue through technological transformation. Telecom service providers have become the backbone of digitalisation, enabling seamless communication and collaboration through advanced technologies such as cloud, IoT and artificial intelligence (AI)/machine learning. Generative AI has emerged as a standout unlocking new possibilities in modern technology and enabling immersive, innovative use cases.
Telcos are no longer just communication enablers; they are shaping the infrastructure of our hyper-connected world by leveraging these advanced technologies. They now support multiple verticals, ranging from enterprise applications to apps for use by the public. For instance, IoT applications in smart cities, healthcare, manufacturing and governance continue to grow, leveraging 5G to meet the demand for reliable and secure connectivity. The economic impact of 5G includes significant job creation and enhanced connectivity for urban and rural populations. With an estimated 40 per cent of global IoT connections expected to leverage 5G, the technology is paving the way for the next wave of innovation in connected devices and systems, with telecom serving as a stepping stone.
Closing the connectivity gap: Empowering a digital India
The expansion of telecom networks has played a pivotal role in reducing the digital gap. Government initiatives such as expanding 4G and 5G connectivity to remote areas of the country, including areas such as Ladakh, have ensured last-mile connectivity, bridging the rural-urban divide. Telecom connectivity has enabled financial inclusion across the country through mobile banking and digital payments, while also providing access to education, healthcare and government services, empowering citizens and promoting self-reliance (Atmanirbhar Bharat). These efforts have unlocked socio-economic benefits, enabling rural communities to integrate into the broader digital economy and improving quality of life.
Overcoming barriers: Addressing challenges on the path to connectivity
Bridging India’s digital divide also requires addressing several critical challenges. The high infrastructure costs associated with building and maintaining robust digital infrastructure, including broadband connectivity and data centres, pose a significant hurdle. Efficient spectrum allocation is crucial for supporting emerging technologies such as 5G and 6G, which are essential for making high-speed connectivity possible. However, the growing demand for data and bandwidth necessitates an increase in available spectrum. Given this scenario, it is essential to ensure a level playing field and fair sharing of digital resources and services across all demographics towards infrastructure costs from large traffic generators (LTGs), as they freely ride on the networks created by telecom operators. Finally, effective policy regulation is needed to promote competition, innovation and affordability in the digital market.
The road ahead: Sustaining progress in a digitally connected nation
Over the past 25 years, the Indian telecom industry has achieved extraordinary milestones, bridging the digital divide and transforming millions of lives. This success is a testament to the collective efforts of cellular operators, policymakers, the government and other stakeholders. The telecom industry is a critical pillar in India’s quest for improved digital infrastructure and national security. As the sector integrates sophisticated technology and digitises its processes, telecom networks enable seamless communication while also protecting key assets, public safety and national sovereignty. The government’s implementation of supportive reforms has boosted the country’s digital objectives and enhanced the growth of the sector.
As India enters the 5G era, its telecom industry is expected to play an even greater role in promoting economic growth and social development, ensuring that connectivity reaches every part of the country. Addressing current issues, such as ensuring fair share contributions from LTGs and lowering levy burdens, will help create a more favourable environment and promote investment opportunities for telecom service providers. With a focus on innovation, inclusivity and sustainability, the future of Indian telecom looks promising, paving the way for a truly connected and empowered nation.
