10 Best Office Phone Systems with Call Transfer Features

Businesses need an office phone system with call transfer to route calls instantly to the right person, reduce wait times, and improve First-Call Resolution (FCR). It helps teams work efficiently, enhances customer experience, and prevents missed sales or support opportunities.

• Route Calls Instantly: Transferring calls to the right agent or department without disconnecting the caller keeps conversations flowing and avoids call-backs.
• Improve Response Times: Callers reach the right person faster, rather than being passed around. This reduces wait times and speeds up issue resolution.
• Increase First-Call Resolution: Connecting callers directly to the right expert improves the chances of solving problems in one call.
• Boost Team Efficiency: Agents can focus on their tasks instead of dealing with calls meant for others. This keeps the workflow organized and avoids service delays.
• Support Hybrid Teams: Whether someone is working from home or at the office, the system lets you transfer calls across devices without delay.
• Reduce Missed Opportunities: Leads, sales calls, or urgent support requests reach the right person before they drop off, which prevents lost revenue.

Calilio is a modern cloud-based business phone system built for teams that need flexibility, speed, and smart call handling. It supports seamless call transfer, allowing agents to redirect calls to colleagues or departments without interruption. Whether it's a warm transfer with context or a quick blind transfer, Calilio makes it easy to connect callers to the right person on the first try.Besides, Calilio also includes other smart telephony features like Interactive Voice Response (IVR), call queues, number sharing, and AI-powered reports that summarize calls, highlight the customer’s sentiment, and capture the reason for the call. These tools help businesses improve response times and team coordination.

RingCentral is a well-established UCaaS platform that brings together business calling, video meetings, and team messaging in one place. Its main strength is its guided call transfer options, where agents can use a warm transfer to speak with the next person before sending the call, or a cold transfer to route it instantly. There is also an option to send callers straight to voicemail when needed.The system makes transfers easy on both desk phones and the desktop app, using simple prompts and buttons. RingCentral also includes an auto attendant that greets callers and sends them to the right team or department automatically. These tools help offices manage high call volumes and keep callers moving without delays.

Dialpad is an AI-driven communication platform designed to make call handling fast and organized across all devices. With a single click, agents can move a call to another teammate, department, or device without interrupting the conversation. The system also shows real-time availability, helping agents see who is free before transferring. If someone is busy, the Transfer to hold queue option places the caller in their personal queue until they are free.Additionally, while transferring a call, agents can view live transcription and caller details, which helps them pass accurate context to the next person. This creates smoother transitions and reduces repeated explanations for the caller.

Quo (formerly known as OpenPhone) is a flexible virtual phone system built for teams that handle shared communication. Its call transfer feature keeps things organized by supporting both warm transfers for quick check-ins and cold transfers for fast routing. During a cold transfer, agents can add a short note that appears on the recipient’s screen, giving them instant context before they pick up.The platform also makes call routing easy with features like customizable IVR menus, ring groups, and shared inboxes that let multiple team members manage the same number.

Nextiva is a unified communication system that combines calling, video, and messaging in one app called NextivaONE. Its call transfer options give agents clear control during a live call. They can transfer the call instantly with a blind transfer, check in with a teammate first using a warm transfer, or send the caller straight to voicemail.Nextiva also supports everyday call tasks with simple controls. Agents can add private notes, adjust call recordings, and manage conference calls from one screen. Features like Call Pop show caller details as soon as the phone rings, and voicemail transcription helps users review messages quickly.

8x8 is a global business phone system that combines calling, video, messaging, and contact center tools in one platform called 8x8 Work. It offers unlimited calling to 48 countries and uses geo-routing technology to deliver high call quality anywhere in the world. For companies needing reliable office phones with call transfer, 8x8 supports blind transfer, warm transfer, and transfer to voicemail, all accessible from both desktop and mobile devices.With a 99.997% uptime SLA, 8x8 is built for reliability. It also includes advanced features like Conversation IQ on higher-tier plans, which uses AI for real-time transcription and sentiment analysis. This helps agents understand call context before or after a transfer, leading to smoother handovers and better customer experiences.

Ooma Office is a popular VoIP phone system known for its affordability, making it a top choice for small and medium-sized businesses. It includes over 50 built-in features and offers full support for call transfer, including blind (unattended), attended (announced), and direct-to-voicemail transfers. This makes it easy for agents to move calls smoothly while keeping the caller informed.Ooma also offers features like Call Park, which lets any team member pick up a parked call, and Call Flip, allowing users to move active calls between devices without dropping the call. On higher plans, it includes tools like CRM integration, voicemail transcription, and call recording to give agents better context during transfers.

Aircall is a cloud-based phone system designed for sales and support teams. It offers both cold (blind) and warm (attended) call transfers, allowing agents to either quickly send a call or speak to a teammate before transferring. One of its standout features is Call Commenting & Assignment, which lets agents leave notes and assign calls, so the next person has context—even without a live briefing.Aircall integrates with over 100 tools like Salesforce, HubSpot, and Zendesk, showing full customer history in a pop-up when a call comes in. On higher plans, it includes AI Assist for call summaries and key topic highlights, helping the next agent pick up right where the last one left off.

GoTo Connect is a cloud-based business phone system built for flexibility and ease of use. It combines voice, video, messaging, and meeting tools into one platform. For teams looking for reliable office phones with call transfer, GoTo Connect offers both blind and warm transfers, making it easy to send calls to the right person with or without an introduction.The system also supports call parking, ring groups, auto-attendant, and custom call routing, helping businesses manage incoming calls efficiently. With built-in integrations for tools like Microsoft Teams, Salesforce, and Zendesk, agents can access caller details instantly for smoother handoffs.

Vonage is a versatile VoIP business phone system that supports voice, video, messaging, and contact center features. It’s designed to fit businesses of all sizes and offers flexible office phones with call transfer tools, including blind, warm, and direct-to-voicemail transfers. Agents can easily move calls between teammates using the desktop app, desk phone, or mobile app.Vonage also includes useful features like call flip, call park, auto-attendant, and call queues, which help teams manage high call volumes more effectively. With integrations for popular platforms like Salesforce, Microsoft Teams, and Slack, Vonage gives agents access to caller data in real time, making call transfers more efficient and personalized.

Here’s a quick comparison table of the best office phone systems with call transfer, including their key features, pricing, and user ratings:

When choosing an office phone system with call transfer, look for features like warm and blind transfer, team availability display, and easy integration with CRM tools to ensure smooth call routing. It should also offer cross-device support, scalability, and clear pricing without hidden costs for long-term reliability and value.

• Transfer Options: Make sure the phone system supports both warm and blind transfers. This gives your team more control during calls.
• Ease of Use: The transfer process should be quick and easy, like a single click or simple command. Complicated steps slow things down and cause mistakes.
• Team Availability Display: Choose a system that shows who’s available in real time. It helps agents avoid sending calls to someone who’s already on another call or away.
• Cross-device Compatibility: Choose a system that works seamlessly on desktops, mobiles, and tablets. This is especially important for remote or hybrid teams.
• Integration with CRM & Call Tools: Call transfer should work well with tools like IVR, call queue, call recording, and CRM, so every handoff is clear and easy to track.
• Scalability & Support: Make sure the system can scale as your team expands and handles call transfers smoothly, even across time zones.
• Cost: Make sure the pricing matches your budget and includes the features you need without hidden fees.

The right office phone system with call transfer doesn’t just move calls; it helps your team work faster, stay aligned, and provide better service. From basic handoffs to advanced routing with AI support, each provider on this list offers something valuable. However, the best choice depends on your team size, budget, and specific needs.

While all the platforms listed offer strong call transfer features, Calilio stands out for its simplicity, flexibility, and smart AI-powered tools. With flexible call transfer options, efficient call routing and forwarding, and intelligent call reports, Calilio gives you all the tools you need to stay responsive and professional.