Most Recommended Business VoIP Providers

Zoom is a modern cloud phone system that offers a single platform for chat, voice, video, and meetings. Zoom is a global platform with HD audio and enterprise-grade reliability and quality. Additionally, it offers PBX features that allow employees to communicate and interact in new ways.

RingCentral, Inc. is an award-winning global provider of cloud unified communications and collaboration solutions. More flexible and cost-effective than legacy on-premise systems, RingCentral solutions empower today’s mobile and distributed workforces to be connected anywhere and on any device through voice, video, team messaging, collaboration, SMS, conferencing, online meetings, contact center, and fax.

Vonage is one of the largest VoIP providers in the industry. Vonage offers a good variety of calling plans to meet the needs of both business and residential users. They also offer a range of VoIP phones and routers that are designed to get the most out of business communications. The feature-rich plans, excellent call quality, and easy setup make it a go-to choice for VoIP calling requirements. Vonage owns over 235 U.S. patents and has been named TMC Product of the Year four years in a row (2017 to 2020).

Ooma offers VoIP services that are slightly different than the traditional VoIP providers, bundles of international minutes and a wide range of solutions, and one-ups most of its competitors. With a one-time hardware cost, Ooma has monthly service packages that include local and toll-free phone number, as well as extensions for fax and conferences.

Ultatel is an American telecommunications company, founded in 2016 and headquartered in Herndon, Virginia. It provides AI-powered cloud communication and unified communications for businesses of all sizes. The company’s mission is to bring together different communication channels such as voice, SMS, and video calling into one platform. Today, Ultatel serves more than 50,000 users, including organizations like Lidl, United Way, and Gutman Energy. Ultatel’s core offering is its cloud communications suite, which includes a Cloud Phone System, an advanced Cloud Contact Center, and an AI Voice Assistant. The Cloud Phone System is a full VoIP solution with unlimited calling across the US and Canada, HD video conferencing, and the ability to use a single business number for voice, text, and fax on any device. This system is now AI-powered, with automation features that improve efficiency. It also integrates seamlessly with many platforms that businesses already use. The company offers a 99.999% uptime guarantee and 24/7 customer support.

Quo (formerly called OpenPhone) is a communication software company headquartered in San Francisco, CA. It was founded in 2018. The company offers an AI-powered, cloud-based platform designed primarily for startups and small to medium-sized businesses to manage their customer interactions. The company has grown its platform (via Y Combinator) to now host over 60K businesses and has processed billions of calls and texts for them. Quo’s business phone solution is a Voice over Internet Protocol (VoIP) system that brings calls, texts, and customer contact information together into a single, collaborative, and easy-to-use application. It provides business-essential features like local and toll-free numbers, unlimited calling and messaging, shared phone numbers for team collaboration, and custom call flows for routing. It has also introduced Sona, an always-on AI voice agent that handles calls, answers common questions, and captures messages 24/7. The system works through desktop, web, and mobile apps exclusively, and doesn’t require actual phones. Plus, it can integrate with popular tools like HubSpot and Salesforce to ensure all customer interactions are centralized.

Quo (formerly called OpenPhone) is a communication software company headquartered in San Francisco, CA. It was founded in 2018. The company offers an AI-powered, cloud-based platform designed primarily for startups and small to medium-sized businesses to manage their customer interactions. The company has grown its platform (via Y Combinator) to now host over 60K businesses and has processed billions of calls and texts for them. Quo’s business phone solution is a Voice over Internet Protocol (VoIP) system that brings calls, texts, and customer contact information together into a single, collaborative, and easy-to-use application. It provides business-essential features like local and toll-free numbers, unlimited calling and messaging, shared phone numbers for team collaboration, and custom call flows for routing. It has also introduced Sona, an always-on AI voice agent that handles calls, answers common questions, and captures messages 24/7. The system works through desktop, web, and mobile apps exclusively, and doesn’t require actual phones. Plus, it can integrate with popular tools like HubSpot and Salesforce to ensure all customer interactions are centralized.

Aircall has evolved from a standard VoIP provider into a fully-fledged AI-powered customer communication platform. Founded in 2014, the company has grown rapidly and is now trusted by over 21,000+ businesses worldwide. Aircall runs entirely in the cloud and is built for small to mid-sized businesses that need advanced call center features, seamless integrations, and global scalability. What sets Aircall apart is its focus on AI – with AI Voice Agents, real-time prompts during calls, and AI-powered insights for coaching and training. These features make Aircall especially appealing to sales and support teams aiming to improve customer experiences while reducing costs and boosting productivity.

Aircall has evolved from a standard VoIP provider into a fully-fledged AI-powered customer communication platform. Founded in 2014, the company has grown rapidly and is now trusted by over 21,000+ businesses worldwide. Aircall runs entirely in the cloud and is built for small to mid-sized businesses that need advanced call center features, seamless integrations, and global scalability. What sets Aircall apart is its focus on AI – with AI Voice Agents, real-time prompts during calls, and AI-powered insights for coaching and training. These features make Aircall especially appealing to sales and support teams aiming to improve customer experiences while reducing costs and boosting productivity.