Multi-line phone system
Today, the best multi-line phone systems are virtual, VoIP-based ones like RingCentral RingEX. Benefit from easy setup, lower costs, and advanced features to boost collaboration across your business.


What is a multi-line phone system?
How do multi-line business phone systems work?

Let’s take a closer look at how traditional, on-premises multi-line telephone systems compare to the cloud-based alternative:
Traditional multi-line small business phone systems
On-site hardware can get out of budget
Implementation is expensive and complicated
There's no way out of contracts that have early termination fees
Extra funds needed for service and hardware upgrades
High-level technical support increases the overall cost
Maintenance requires qualified IT staff
Service change requests take too long to implement
Cloud-based multi-line small business phone systems
No need for expensive, bulky hardware housed in a dedicated area
Installation and setup are quick and easy
There are simpler, flexible monthly contracts
Upgrades and updates are automatically rolled out
Customer support is usually free of charge
Manage the system using your smart device
Lines can be added or repurposed depending on your needs
Types of multi-line phone systems for small business
Choosing the right type of multi-line phone system for business depends on each company’s specific needs. Let’s explore the types of business multi-line phone systems that are available to give you a headstart.
Traditional multi-line phone systems: 2-line, 4-line, or 6- to 12-line
Traditional multi-line phone systems can be categorized by the number of lines that each phone has. Most commonly, there are two-line phones, four-line phones, and phones that have between six and 12 lines.
Two-line phone systems
Four-line phone systems
Six to 12-line phone systems
VoIP-based multi-line phone systems
How to set up and use a multi-line phone system

Why customers choose RingCentral
Created especially for businesses
Top-notch mobility and flexibility
User-friendly and easy to deploy
Hardware not needed
Industry-leading customer support
Comprehensive service plans

RingCX | AI Contact Center Solutions
RingCentral business communications plans for your small business
Core
Perfect for small organizations needing the essentials: a reliable phone system, HD video, and messaging to begin communicating effectively.
$20
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AI Assistant
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Advanced
Advanced features for organizations looking to elevate experiences with superior customer service tools, automation, and multi-site management.
$25
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AI Assistant also:
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Ultra
Full suite with added storage and analytics, perfect for organizations demanding extensive functionality and insights.
$35
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AI Assistant also:
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The huge benefits of a virtual multi-line phone system
Multi-line phone systems are best when cloud-based

Lower rates for calling and faxing
Convenient and faster access to your business telephony
Choose RingCentral multi-line phone systems
Complete business telephony features
Easy to manage and grow
Instant set-up

Affordable and user-friendly
Collaborate better
Optimize business communication with the best multiline phone system for small business or large
The right multi-line phone system offers a multitude of benefits that are hard to ignore. From scalability and affordability to a setup process that’s a breeze, a modern multi-line phone system like RingEX offers a robust communication solution that will grow as your business grows.
More resources about phone systems
RingCentral MVP is now RingEX. All references to “RingCentral MVP,” whether in terms of service, advertising, or product descriptions, mean “RingEX.”
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Free trial is only available to new subscribers. Trial is limited to a maximum of five users and two desktop phones. Any free trial hardware must be returned within 21 days of trial cancellation in order to avoid hardware charges. SMS is not available for trial use.
Acceptable Use policies apply on all plans.
Enhanced Business SMS is subject to our SMS/MMS content policies including volume and frequency limitations and the Acceptable Use Policy. Automated, high volume, or marketing SMS is available at an additional cost, as RingCentral High Volume SMS.
Phone rental available only with multi-year contract.
Professional implementations for two users and above.
Other taxes and fees such as the Federal Universal Service Recovery Fee, E911 Service Fee, Compliance and Administrative Cost Recovery Fee, 911 Fee, and State and Local Taxes, may apply. See Taxes & Fees for more information.
Additional toll-free minutes available for purchase.
International calls will be charged at the current rates published in our international rates table. Calls to international toll-free numbers will be charged per minute, based on the country’s rate.
Mobile User extensions should not be used for making and receiving phone calls. While adding a Mobile User extension is free, if a Mobile User extension is used to make or receive phone calls in a given month, you will be charged that month for that Mobile User extension at the same rate per month as you are charged for Digital Lines.
Unlimited phone calls are limited to US and CA markets only.
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Excludes video recording. Storage retention period applies.