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VoIP 0800 Numbers

Set up an 0800 number and forward calls anywhere device in any location worldwide. Try 30 days risk-free.

Set up an 0800 number and forward calls anywhere device in any location worldwide. Try 30 days risk-free.

Get A Smart Virtual Phone Number
20+ Calling Features Included
Instant Number Availability
No Contracts
Answer Calls Anywhere

Set Up 0800 Numbers in Any Country

An 0800 number is an international freephone number for business that allows you to forward customer calls to any device worldwide. AVOXI provides international 0800 number service in 25+ countries and 800 numbers in over 120 countries. Every VoIP 0800 number plan comes with 20+ features at no extra cost, including time-based call routing, unlimited conference calling, hosted call recording, virtual attendant (IVR) and many more! There are no setup fees, minimum contracts, or porting fees when you purchase 0800 numbers from AVOXI. Buy an 0800 phone number in any country today and try the most reliable freephone number service for 30 days risk-free!

Get the Most from Your 0800 Business Number

There's a reason that over 5,000 businesses around the world trust AVOXI as their 0800 number service provider. The benefits of choosing AVOXI include:

  • VoIP 0800 number plans start as low as $7.99 per month.
  • Enjoy 15 days of free call recording or set up extended plans as needed.
  • Earn $25 - $1,000 in credit when you port existing 0800 telephone numbers to AVOXI.
  • Add virtual 1800 numbers to an existing system or use our free PBX as a stand-alone.
  • Get covered by 24/7 technical support, available in English and Spanish.
  • Customize 20+ features included with your 0800 number service at no extra cost.
  • Experience amazing voice quality and service uptime ensured by multiple data centers across North America, Africa, and the Asia Pacific.
  • No setup fees or minimum contracts. Try 0800 business numbers for 30 days risk-free!
voip 0800 number

Search the Largest Database of Available 0800 Telephone Numbers

With AVOXI, you can set up 0800 numbers in any country they are used. In addition, we have access to the largest global database of available business numbers. If the international 0800 number you're looking for is not listed, contact us today! In most cases, we can secure the number you are looking for in 24 - 48 hours or less.

0800 Numbers Available Around the World

Learn more about VoIP 0800 number service from AVOXI. NOTE: Not all available countries are listed below.

0800 Numbers


800 Numbers








Costa Rica




Hong Kong













Saudi Arabia

Singapore (Domestic)










Dominican Republic








Puerto Rico


St. Vincent

St. Lucia


Trinidad & Tobago

Turks & Caicos

United States

US Virgin Islands

UK Virgin Islands


Australia 1300


China 400







South Korea


UK 03


Don’t See the Freephone Number You're Looking for?

AVOXI provides 0800 freephone numbers in more countries than listed above. If we don’t already have your toll free number in inventory, we’ll help you get it!

How to Buy an 0800 Phone Number Today

Setting up 0800 numbers online or directly over the phone is quick and simple with AVOXI. You can activate your service online via our Online Shopping Cart. If you would like to custom pricing, or if you have questions about our service, simply complete the short contact form or reach us directly from any of our international business numbers listed.

How Much Do 0800 Business Numbers Cost?

Pricing depends on where you would like to buy 0800 numbers and how much call traffic you expect. For general pricing, view service plans based on call volume in our Online Shopping Cart. VoIP 0800 numbers in popular service areas like the UK start as low as $7.99 per month. There are no setup costs, minimum contracts or number porting fees with AVOXI. Try your service for 30 days risk-free.

buy 0800 phone number

Buy 0800 Numbers Online

Set up 0800 number service online. Afterward, an AVOXI specialist will contact you to ensure your service is working according to your preferences.

best 0800 numbers for sale

Call AVOXI from

 United Kingdom: 0800 652 5029
 US/Canada: 1 800 394 1980
 Germany: 0800 000 0476
 Worldwide: +1 (770) 937-9735
setting up 0800 numbers

Get Custom Pricing

If you don’t see the number you need, or if you expect high amounts of call traffic and would like to learn more about discounted rates, let us know!

0800 Freephone Numbers Backed by a Global Network

AVOXI has been a global leader in business communications for nearly 20 years. Every month, AVOXI's reliable VoIP network handles over 40,000 minutes of calls for companies in 50+ countries. With AVOXI, you get:

Global Redundancy (16)

Global Reliability 

We ensure maximum system uptime via our global infrastructure, backed by multiple data centers across North America, Hong Kong, and South Africa.

24-7 Support (17)

Expert Support

With locations in the USA, Caribbean, Latin America, South Africa, and Hong Kong, our experienced support team is always available to help.

Crystal Clear Call Quality (6)

Superior Call Quality

Over 98% of calls handled by AVOXI receive MOS scores above 3.5 (the industry standard for “good” to “excellent” voice quality).

Customer Focus (7)

Customer Focus 

Each AVOXI customer receives a dedicated account manager focused on your company and who is always looking out for you and your company's needs.

GlobalConferencing (5)

Global Coverage

Direct partnerships and interconnections with Tier 1 carriers around the globe ensure that you get top-quality voice resolution at the most competitive rates in 120+ countries.

Scalability&Flexibility (6)

Simplified Scalability

AVOXI’s large portfolio of VoIP telephony solutions and cloud-based platforms makes it easy to customize our communication services with your evolving business needs.

Every 0800 Freephone Number Includes 20+ Features at No Extra Cost

Instantly gain access to the AVOXI Core User Interface when you buy an 0800 number for business from AVOXI. Our cloud-based phone service can function as your stand-alone phone system or easily add-on to your existing service. Customize 20+ business features, set dynamic call routing rules, monitor call recordings, view detailed analytics and much more from your User Interface.

setup 0800 phone number
Call Forwarding
Hosted Call Recording
IVR / Virtual Attendant
Time-based Routing
Call Group Management
Mobile User Interface
Global Call Conferencing
Voicemail to Email
Call Screening / Barring

Ready to See How AVOXI Core Can Work for You?

Frequently Asked Questions

How long does it take to set up an 0800 number? 

AVOXI provides international 0800 numbers in 24 - 48 hours or less. In most cases, your 0800 telephone numbers are activated within one business day.

What if I don't see the 0800 business number I need in the shopping cart?

AVOXI maintains many more freephone numbers in inventory than displayed in the Online Shopping Cart. If you do not see the number you need, let us know! If we do not already have your number in stock, we can normally secure it in 1-2 days.

I want to set up my service online. What happens after I buy an 0800 number in the Online Shopping Cart?

After purchasing a 0800 number online, an AVOXI specialist will contact you to confirm your order and ensure your service settings are working according to your preferences. Once your order is confirmed, you will receive an email with your login information for AVOXI Core.

Are international 0800 numbers free for callers abroad?

In most cases, no. 0800 telephone numbers are toll free for callers located within the country that number is assigned to. Contact us today for specific coverage by country!

Do I need to provide any documentation to buy 0800 phone numbers?

While some countries require you to provide your business address or other documentation to obtain a local VoIP number, most 0800 regulators do not require special documentation or proof of address to set up 0800 number services.

What other services does AVOXI offer to help my business?

In addition to providing VoIP 0800 numbers and freephone numbers, popular business services from AVOXI include Global SIP Trunking, Local DID Numbers, and Universal International Freephone Numbers (UIFN).