Hosted Telephony: VoIP PBX for Seamless Business Communications
Seamless business communications with our Hosted Telephony VoIP PBX. Get a reliable telephone phone system and Voice over Internet Protocol service.
“We moved to hosted telephony in under a week and haven’t looked back. It’s saved us money and made remote working so much easier.”
Why Switch to Hosted Telephony
Hosted telephony connects your business phones through the internet instead of fixed lines. It’s quick to set up, works from any location, and grows with your team.
You’ll cut hardware costs, manage everything online, and stay available to customers even if your office goes offline.
Why Choose Hosted Telephony from Titus
Reliable and Resilient
Stay connected with 99.99% uptime and built-in failover, so your business keeps running even during local outages.
Built for Flexibility
Add users, manage calls, and access features from anywhere. Ideal for growing teams and remote working.
Straightforward Support
UK-based help when you need it. No call centres, just clear answers from the people who know your setup.
Need Help Choosing the Right Telecom Solution?
Use the form below to tell us what you need help with. Whether you’re setting up business telecoms for the first time or reviewing your current setup, we’ll give you a clear, useful answer to help you make the right decision.
Hosted Phone Systems Trusted by UK Businesses, Large and Small
From local shops to national enterprises, transport services, and government agencies, organisations across the UK rely on Titus for dependable business telecoms.
See What Our Clients Are Saying
Hosted Telephony, VoIP, and PBX: What Modern Business Phone Systems Look Like
Hosted telephony has become a practical alternative to old on-site phone setups. It’s flexible, cloud-based, and doesn’t need a tangle of wires or bulky equipment in your office. If you’re running a business and wondering whether you still need traditional telephone lines, or how VoIP fits into all this, you’re in the right place.
1. What is Hosted Telephony and How Does It Work?
Hosted telephony refers to a telephone system that runs over the internet instead of using fixed phone lines. Instead of housing the infrastructure in your office, everything is managed externally – hosted in the cloud – by a service provider.
This system lets you make and receive calls using desk phones, softphone apps, or mobile devices, all connected via your internet connection. Unlike traditional setups, there’s no PBX hardware to install or maintain. You access everything through a web portal or phone interface, with the backend fully managed off-site.
2. What Makes a Hosted PBX Different from On-Site Systems?
A hosted PBX system works like a private branch exchange, only without the on-premises equipment. The features – like call forwarding, extensions, voicemail, and routing – are the same, but delivered virtually.
You don’t need a PBX cabinet in a comms room. The system routes calls through a cloud platform using voice over internet protocol (VoIP). It looks and feels like a business phone system should, but it’s simpler to manage and far more flexible.
3. Is a Traditional Phone System Still Relevant?
Traditional phone systems use analogue or ISDN lines, with hardware maintained on-site. They’re still in place in many businesses, but that’s changing fast.
Here’s why more companies are moving away from them:
Physical systems are expensive to install and upgrade.
Repairs and replacements are harder as ISDN lines are phased out.
They don’t scale well or support hybrid working.
A phone system that is hosted online removes many of these limitations and supports modern working habits.
4. What Do You Need to Set Up a Hosted Phone System?
The requirements are fairly straightforward. You’ll need:
A stable, business-grade internet connection.
IP handsets or softphones (apps on desktop or mobile).
A router capable of prioritising voice traffic (QoS support helps).
Optional extras like headsets or wall-mounted handsets.
No need for server racks or dedicated PBX hardware. You can start small and expand as needed.
5. Why So Many Businesses Are Choosing Cloud-Based Telephony
There’s a long list of reasons why hosted telephony is replacing traditional systems. Some of the most common include:
No major upfront hardware costs.
Easier support for mobile and remote staff.
Centralised admin tools to manage users, call routing, and voicemail.
No dependency on a physical location.
It’s also easier to adopt a unified communications approach when your system is already cloud-based. You can connect phones, messaging tools, and video services under one platform.
6. Can You Use Hosted Telephony for Remote or Hybrid Teams?
Yes – and that’s one of its biggest strengths. Hosted telephony allows staff to take calls from any location with a reliable internet connection. Whether they’re using an IP desk phone at home or a softphone app on a laptop, the experience is consistent.
This kind of flexibility helps businesses maintain communication without being tied to a single premises. Calls can be rerouted automatically, and you’re not limited to one office or one network.
7. How Reliable Are These Systems in Practice?
Hosted telephone systems are built on modern infrastructure. Providers usually run them through redundant data centres, with failover systems in place to maintain uptime.
For the business user, reliability depends on two things:
The quality of your internet connection.
The service level agreements your provider offers.
With a proper setup, many hosted telephony services offer near-perfect uptime. Most downtime risks come from poor broadband, not the platform itself.
8. How Well Does Hosted Telephony Scale as You Grow?
Hosted telephony systems are built for change. Adding a new user or location is typically as simple as plugging in another phone or logging into an app.
This is one of the key benefits of hosted telephony: no need for major upgrades or reconfiguration. You can:
Add or remove users on demand.
Integrate new business applications.
Expand to new offices without laying new lines.
The system is hosted centrally, so your phone setup grows with your business without getting more complicated.
9. Where Does VoIP Fit In?
VoIP is the technology that makes hosted telephony possible. It converts your voice into packets of data and sends them over the internet. This replaces the need for traditional phone lines entirely.
VoIP phone systems are reliable, clear, and work just as well for internal calls as they do for customer-facing communication. VoIP phones look and operate like regular phones, but they connect via your internet connection instead of copper wires.
VoIP and hosted telephony are often used interchangeably, but hosted refers more to the infrastructure being managed off-site.
10. What Should You Look for in a Hosted Telephony Provider?
Here are a few points to consider:
Proven experience with hosted systems and business communications.
UK-based support teams for faster problem resolution.
Transparent pricing with clear user or feature-based models.
Integration options with software like CRM systems or helpdesks.
Clear service guarantees, including uptime and response times.
You’ll want a provider who understands how businesses operate, not just how systems connect.
11. Does Hosted Telephony Actually Save Money?
It often does. The upfront savings alone are considerable – no PBX hardware, no engineer visits, and no dedicated phone lines.
The ongoing benefits are just as important:
Predictable monthly pricing.
No maintenance costs.
Fewer call charges, especially for remote or internal calls.
Businesses also save time. Changes to the system can be made through an online dashboard rather than booking in support visits.
12. What Are the Possible Drawbacks?
A few points to keep in mind:
The system relies on your internet connection – no connection means no calls.
You’ll need some form of power backup if phones are used during outages.
Voice quality depends on network stability.
Hosted telephony requires planning. It’s not just about plugging in a new phone and hoping for the best. But with a solid setup, most concerns can be resolved in advance.
13. Is Hosted Telephony a Replacement for ISDN?
Yes. With the planned shutdown of ISDN lines, businesses will need an alternative. Hosted telephony is the natural step forward.
It replaces ISDN with VoIP and cloud-based control, offering more features and better value. There’s no need to wait – migrating now gives you time to settle in and avoid last-minute issues.
Many companies are already phasing out their old telephone systems, knowing the switch is not just inevitable but beneficial.
14. How Does Cloud Telephony Help with Business Continuity?
Because hosted telephony uses the internet and is managed off-site, it’s less vulnerable to local outages. If your main office goes offline, calls can automatically redirect to mobiles or other sites.
You’re not tied to a physical location or phone lines in the building. This is useful for:
Power cuts
Office closures
Network issues
In each case, hosted telephony allows you to maintain service and keep in touch with customers.
15. Do You Still Need PBX in the Cloud?
In most cases, yes – but not in the form you might be used to. A hosted PBX provides the same core functions as a traditional system – voicemail, call handling, hold queues – but the control panel is accessed online, and updates happen in the background.
There’s no need for your team to manage the hardware or software. The hosted telephony system does the heavy lifting, while you focus on using it.
This modern approach to PBX means fewer problems, lower costs, and a more agile phone setup.
