Numbering

Numbering

International and National Numbers

International SIP

Inbound Services

Connect Locally, Communicate Globally

Cerberus Networks makes it easy to connect with customers locally and worldwide. We provide reliable UK and international numbers and SIP services, fully managed and ready to scale with your business. Whether you need a local presence abroad or national coverage, we deliver simple, flexible voice services you can count on.

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International and National Numbers

International and national numbers give your business a local presence anywhere. Reach customers across the UK and around the world without setting up physical offices. Build trust, expand into new markets, and stay connected with flexible, scalable numbering that grows with your business.

International SIP

Connect offices, teams, and customers worldwide over reliable IP connections and cut costs, simplify infrastructure, and scale fast—without the complexity of traditional phone systems. It’s global voice, made simple.

Inbound Telephony

Inbound telephony services give you full control over how calls are routed across your business. Easily direct calls between branches, manage traffic, and stay connected even if one location goes offline. With built-in resilience and flexible routing, you keep your phone services running smoothly—no matter what.

Number Porting

Number porting with Cerberus Networks is fast, smooth, and reliable. With years of experience handling everything from single lines to large-scale ports, we make sure your numbers move over quickly and without disruption. Whether you're porting one number or a hundred, our team manages the process end to end—so your business stays connected without missing a beat

Integration with Your Wider Communications Strategy

Cerberus is more than just a telephony provider. We offer a full range of connectivity and communication services, from broadband and leased lines to cloud telephony and SIP. By choosing us for your business telephony needs, you benefit from a joined-up approach that ensures all your services work seamlessly together. That means simpler billing, fewer suppliers to manage, and better performance across the board.

A Proven Track Record

Cerberus Networks has years of experience supporting UK businesses with advanced connectivity solutions. Our reputation is built on reliability, technical expertise, and a personal approach. We understand the challenges businesses face, and we’re here to support you every step of the way.

Choosing Cerberus Networks for your services means getting more than just a new handset. It means partnering with a trusted provider who understands your needs, supports your growth, and keeps your team connected—wherever work takes them.

Modern Communication for Modern Work

IP telephony is used across all sectors of the economy, by millions of users in the UK and worldwide. Our communications services provide enhanced functionality and simplified management and reporting, fully integrated with our award-winning connectivity and network services.

An Experienced Partner

With many years of delivering telephony and communications services, Cerberus is a safe pair of hands for all your communications requirements. From simple PSTN replacement to advanced contact centres with international numbering, call recording and reporting, we have it covered. 

With a team of dedicated account managers, an experienced and friendly Operations team, backed up by our 24x7 technical team, we are dedicated to providing the highest levels of services for all our customers.

MYCLOUD PBX

Provided as a hosted cloud-based service, MyCloud PBX is a powerful business phone system that gives you all the features and flexibility of a modern business telephony soltion, without the upfront costs or per-user charges.

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TEAMS TELEPHONY

Integrate cloud telephony and audio conferencing with Microsoft Teams for enhanced productivity and simplified number management.

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MYCLOUD VOICE

A flexible and cost-effective replacement for fixed-line PSTN telephone services, MyCloud Voice provides the features you need with cost effective rental and included voice calls. The service works with DECT wireless handsets, dedicated ATAs, router-integrated ATAs and software clients to ensure maximum compatibility with any hardware or software you already have.

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SIP TRUNKS

Any business with an IP-capable PBX can switch to Cerberus SIP trunks and immediately benefit from a more flexible, less expensive and more resilient phone service. Our SIP trunk services include call bundles on UK geographic and UK mobile calls.

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MyCloud PBX Hosted Business Telephony

MyCloud PBX is a powerful cloud-based business phone system that gives you all the features and flexibility of a modern business telephony soltion, without the upfront costs or per-user charges.

Ideal for all sizes of businesses, all users have a common feature set with no add-on licenses or bolt-ons - just simple all-inclusive licensing.

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