These days, traditional phone lines have become more of a hassle than a help. Frequently dropped calls, clunky and costly infrastructure and exorbitant bills just can’t be justified anymore.
And with the 2027 landline switch-off quickly approaching, more businesses are turning to Voice over Internet Protocol (VoIP) as a viable alternative. Powered by the Internet, it’s built for the digital age, allowing calls to be made through Internet connections.
Why VoIP Is Gaining Ground
VoIP works because it fits into our modern ways of working. As more businesses have turned to remote and hybrid working, VoIP supports communication from any device and any location, as long as there is stable Internet.
It ticks all of the boxes of being affordable, reliable and flexible for growing teams. Not to mention, it comes with a host of features like call forwarding and auto attendants to give your business a professional edge even if you’re a small team.
Here are a few expert thoughts on VoIP as the better alternative to traditional telecommunication.
Our Experts
- Jacob Kalvo: Co-Founder & CEO at Live Proxies.
- Paul DeMott: Chief Technology Officer at Helium SEO.
- Graham Dodd: Web Developer at Limely.
- James Connors: Founder & Director at Quetzel.
- Rory Whelan: Head of Marketing at IP Telecom.
Jacob Kalvo, Co-Founder & CEO at Live Proxies
Traditional phone systems depend heavily on aging infrastructure, including copper wiring, dedicated switching hardware, and energy-intensive maintenance. VoIP, on the other hand, transmits voice data over the internet using existing broadband connections. This reduces both physical resource use and carbon footprint, as it eliminates the need for separate telecom networks.
From a financial standpoint, VoIP offers massive savings. Companies no longer have to pay for expensive international calls, on-premise PBX systems, or per-minute billing. Many VoIP providers offer flat-rate or usage-based pricing that’s significantly more budget-friendly, especially for businesses operating globally or remotely. Services like Zoom, Microsoft Teams, and RingCentral run entirely on VoIP, showing how it’s already become the backbone of modern business communication.
However, one area where VoIP requires careful attention is security. Because it operates online, it’s exposed to threats like SIP-based attacks, DDoS, and packet sniffing. We often help businesses route their VoIP traffic through residential proxy layers to mask endpoints, limit traceability, and detect abnormal activity in real time. When implemented with strong encryption, firewall configurations, and endpoint protection, VoIP becomes not only a sustainable solution but a robust and future-proof one.
Paul DeMott, Chief Technology Officer at Helium SEO
VoIP replaces traditional phone systems with a structure that makes more sense for modern businesses. At Helium SEO, we moved all internal and client calls to VoIP across 15 states and saw our telecom costs drop by 67 percent. More important than the savings was the visibility. We linked call data to our internal tools so we could measure how long it took to close a lead, spot friction in support, and track patterns across sales regions.
Phone systems used to be fixed and separate. VoIP brings them into your workflow. You can tag call events, feed them into analytics, and make voice data as useful as your web traffic or CRM activity. That is not possible with traditional setups. They sit outside the system and give you no usable signals.
VoIP is not just a communication channel. It is infrastructure that can adjust with how your team works. Whether you are remote, hybrid, or building across multiple time zones, it lets you shift without being locked into location or hardware. In practice, it is the difference between a phone bill and a data source. That change matters more than the price tag.
Graham Dodd, Web Developer at Limely
VoIP is increasingly being seen as a more sustainable alternative to traditional telecommunication. Unlike legacy systems that rely on extensive physical infrastructure and high energy use, VoIP operates over the internet, which reduces the need for copper wiring, physical switchboards, and maintenance-heavy hardware. For businesses, this means fewer resources spent on equipment and lower long-term energy consumption.
The flexibility of VoIP also supports remote and hybrid working models, which can cut commuting-related emissions and help companies downsize their office space. Fewer desks and smaller buildings translate to less energy used for lighting, heating, and cooling.
Many VoIP providers now offer cloud-based solutions, which allow companies to consolidate communication tools into a single platform. This reduces device usage and limits the need for multiple systems running in parallel. Of course, the sustainability of VoIP also depends on the data centres powering it, so choosing providers that invest in renewable energy can make a real difference. As companies continue to review their environmental impact, switching to VoIP is a practical step that improves both operational efficiency and long-term sustainability.
James Connors, Founder & Director at Quetzel
In an era where digital transformation is reshaping every sector, building a modern, sustainable business requires rethinking communication systems. Many organisations still rely on legacy telephony — bulky hardware, copper cabling, and on-site servers that are costly to maintain, energy-hungry, and inflexible.
Voice over Internet Protocol (VoIP) stands out as a compelling alternative. By moving voice communications to the cloud, VoIP dramatically reduces physical infrastructure, slashes energy consumption, and eliminates the need for costly hardware upgrades. This not only lowers your carbon footprint but enables businesses to scale instantly, adding lines or features without downtime or major investments.
VoIP also integrates seamlessly with essential business tools like CRM systems, empowering remote and hybrid teams to collaborate more efficiently and flexibly. This flexibility shrinks office footprints, cuts commute times, and drives productivity across distributed workforces.
Yet, VoIP isn’t without hurdles: its reliability depends on stable broadband, and IP-based networks require strong cybersecurity safeguards to counter potential threats. However, as technologies like 5G and edge computing mature, quality and resilience issues are rapidly diminishing. Innovations like AI-driven call analytics and immersive virtual meetings are becoming mainstream, transforming communication across sectors such as healthcare, finance, and beyond.
My take? For businesses looking to cut costs—sometimes by as much as 50%—while embracing scalable, integrated, and sustainable communications, VoIP isn’t just a nice-to-have. It’s a strategic move. By reducing reliance on physical infrastructure, enabling remote collaboration, and lowering energy consumption, VoIP helps build not just a smarter business, but a greener one too.
Rory Whelan, Head of Marketing at IP Telecom
With sustainability being a major theme in all aspects of life nowadays, businesses are
looking for new innovative ways to lighten their impact on the environment. The telecoms
industry has traditionally been reliant on energy-heavy switches and copper lines. In recent
years, VoIP has emerged as a more sustainable and business boosting alternative to
traditional telecommunications solutions.
By leveraging and enhancing the rollout of better, 21st-century solutions, such as fibre-optic networks, 5G, and cloud data centres, VoIP eliminates the need for the outdated, ‘always on’ energy-heavy infrastructure traditionally used, helping to make the telecommunications industry more environmentally friendly while also making full use of telecom innovations.
Not only does VoIP allow businesses to move past legacy infrastructure, it can also
significantly impact the amount of electric waste produced. Instead of supplying each
employee with a dedicated landline and handsets, the flexibility that VoIP systems bring
platforms, allowing employees to use their laptops or apps on existing mobile phones,
greatly reduce electrical waste throughout the business.
Furthermore, with cloud-based VoIP eliminating the need for costly on-premises devices, maintenance and the need for controlled climates, significant cost savings over time are achieved for the business. Overall, the changes to the technologies involved has liberated systems and processes that were previously only available for large-scale businesses and democratised them so SME businesses can enjoy their benefits.
For employees, making use of VoIP brings a greater level of mobility and flexibility, all the while contributing to more sustainable work practices and boosting productivity levels all across the business. It is a win-win scenario that looks after the needs of both companies and employees, without compromising the environment.
