Voice & Unified Communications as a Service (UCaaS) | Vocus Skip to main content About us News and insights Customer stories Vocus Support English (Australia) Business Business For Australian small to medium sized businesses. Internet Internet From the city to the outback, business internet that helps connect your sites and employees. Fast Fibre Symmetric, dedicated business internet delivered over the Vocus high-performance fibre network. Business nbn Internet Our most affordable, unlimited business nbn plans that connect businesses in days. nbn Enterprise Ethernet Dedicated bandwidth delivering enterprise-grade fibre connectivity in even more locations. Vocus Satellite - Starlink High-speed, low-latency internet connectivity across Australia with managed support and install. Get up to $1000 rebate* on Fast Fibre plans *Avaliable on eligible 24+ months plans. T&Cs apply. View plans & pricing Voice & Unified Communications Voice & Unified Communications Modern business phone systems and collaboration tools that help Australian SMBs connect with customers and teams across locations. BizPhone A cloud business phone system replacing traditional PBX with flexible VoIP calling and predictable costs. Vocus Collaborate - Powered by Zoom A unified collaboration platform combining voice, video, messaging, and AI-powered collaboration. Secure Networking Secure Networking Protect your connectivity, systems and data from disruption without adding complexity to your business. Corporate Firewall Protect your growing business with a fully-managed firewall designed to stop cyber threats and simplify security without enterprise complexity. DDoS Detect & Protect Help keep critical internet services online during DDoS attacks with early detection, expert monitoring, and real-time mitigation. 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From small teams to enterprise, get control, flexibility & support with Vocus. By need By need Tackle your toughest challenges with enterprise solutions built for business resilience, digitisation, security, and the modern workforce. Business Resilience Partner with us to build the foundation for sustained success, ensuring your business remains agile and ready for the future. Digitisation By embracing innovation, Australian businesses can drive growth, improve satisfaction, and lead in their industries. Modern Workforce Equip your organisation to meet the challenges of tomorrow with confidence. Security Controls Advanced solutions from Fortinet, Netskope, and trusted delivery partners to detect threats in real time, uncover vulnerabilities, and strengthen your cyber defence. By industry By industry Tailored enterprise solutions designed to meet the unique demands of industries like mining, emergency services, health, and public safety. 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Transform Your Network Operations with Vocus Next-Gen APIs For our Wholesale Customers Get started today Login Get a quote Login Get a quote search Menu Cancel Business Business Internet Internet Fast Fibre Business nbn Internet nbn Enterprise Ethernet Vocus Satellite - Starlink Voice & Unified Communications Voice & Unified Communications BizPhone Vocus Collaborate - Powered by Zoom Secure Networking Secure Networking Corporate Firewall DDoS Detect & Protect Mobile SIM Partner Network Commander Customer Hub Enterprise Enterprise By product Enterprise Internet Secure Networking Data Networks Voice & Unified Communications Space & Wireless Colocation & Hybrid Cloud Mobile SIM By need Business Resilience Digitisation Modern Workforce Security Controls By industry Financial Services Health and Care Mining and Resources Public Safety Organisations Partner Network Government Government Defence Federal Government State Government Public Safety Organisations Wholesale Wholesale Data Centres Internet and Networks Mobile Voice Services International Networks About us News and insights Customer stories Vocus Support Login Get a quote Enterprise Voice & Unified Communications Enterprise Voice & Unified Communications for Enterprise Designed to support large‑scale collaboration, hybrid work, and critical business communications Explore solutions Call 1300 889 988 Modernise enterprise communications Consolidate voice, calling and collaboration into a scalable, cloud‑based communications environment. Simplify complex voice environments Reduce fragmentation by bringing enterprise voice, calling and collaboration together across a single communications ecosystem. Support hybrid and distributed teams Enable consistent calling and collaboration experiences across offices, remote teams and geographically dispersed locations. Scale with enterprise demand Support high call volumes and changing business needs with flexible, cloud‑based UCaaS and SIP voice infrastructure. Support control and reliability Deliver voice services across Vocus’ national network infrastructure, designed for enterprise‑grade performance and resilience. Explore our voice & communications solutions Supports enterprise communication environments with varying voice, calling and collaboration demands. Read FAQs SIP Voice SIP trunking services that connect existing PBX or UC systems to external voice networks over IP. Businesses operating existing PBX or UC environments requiring scalable voice connectivity. Key features Scalable SIP trunking HD voice services Flexible call capacity Learn more Reach Voice A flexible inbound calling service providing national contact numbers for organisations requiring inbound call routing and national customer contact numbers. Key features 13, 1300 and 1800 numbers National inbound call coverage Flexible call routing Learn more Vocus Calling Cloud-based calling solution that integrates with leading collaboration platforms to unify communications. Key features Integrate calling into Teams, Zoom or Genesys Consolidate communications in one cloud platform Supported by professional onboarding services Learn more Vocus Collaborate A unified communications platform combining voice, video meetings, messaging and collaboration in one easytouse solution powered by Zoom. Key features Business voice and team messaging Webbased call management portal Zoom AI Companion included Learn more Built for how modern enterprises work and communicate Designed for organisations managing high‑volume voice traffic and complex communications environments. Best suited for Common drivers Enterprise & government organisations Built for large organisations where voice services support customer engagement, critical operations and internal collaboration at scale. Contact centres and service teams Supports environments with high inbound and outbound call volumes, where call handling and routing are business‑critical. Distributed and hybrid workforces Enables consistent calling and collaboration experiences for teams operating across offices, contact centres and remote locations. National inbound contact numbers Use 13, 1300 and 1800 numbers to manage customer calls and route inbound demand across teams and locations. Consolidating fragmented voice services Bring SIP, cloud calling, inbound services and collaboration together into a single, manageable communications ecosystem. Embedding voice into collaboration tools Enable enterprise voice calling directly within platforms such as Microsoft Teams or Zoom. Simplifying business communications Bring SIP, calling, inbound numbers and collaboration tools together into a single communications ecosystem. Our voice & collaboration technology partners Take the next step. Talk to an Enterprise specialist. Get expert guidance across connectivity, security, cloud, voice, and wireless solutions. Submit an enquiry or call to speak with a Vocus specialist. Enquire now Call 1300 889 988 Frequently Asked Questions Answers to key enterprise voice and UCaaS questions. Explore solutions What is UCaaS? Unified Communications as a Service combines voice, video, messaging and collaboration tools in a single cloud‑based platform. What is SIP trunking? SIP trunking connects business phone systems to the PSTN using IP connectivity, enabling scalable and flexible enterprise voice services. Can enterprises keep their existing phone numbers? Yes. Most enterprise voice solutions support number porting when migrating services, subject to eligibility and regulatory requirements. Can voice services integrate with collaboration platforms? Yes. Cloud calling solutions can integrate with platforms such as Microsoft Teams or Zoom to enable voice calling within those environments. What are 1300 and 1800 numbers used for? They provide a single national contact number and enable flexible routing of inbound calls across multiple locations. Are UCaaS services suitable for hybrid work? Yes. UCaaS platforms are designed to support collaboration and calling across offic…