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    How to buy
    1. Business deals
      • View all deals
      • iPhone 16 deals
      • Galaxy S25 deals
      • Multibuy SIM deals
      • Business Broadband deals
    2. Business SIMs
      • Phone SIMs
      • Boundless multi-line plans
      • Data only SIMs
    3. Business Broadband
      • 5G Business Broadband
      • Mobile Broadband
      • eero wi-fi mesh
    4. Mobile phones and tablets
      • All business phones
      • Apple iPhones
      • Google Pixel phones
      • Samsung Galaxy phones
      • Business tablet contracts
      • Recycle your device
    5. Existing Customers
      • Business upgrades
      • Three+ rewards
      • Three app
    6. About us
      • Why Three Business
      • Speak to our business team
      • Big network for business
      • Business Price Promise
    Close
  • Small Business
    View all solutions for teams of up to 50
    1. 5G connectivity
      • Multi-line SIM plans
      • Business internet solutions
      • Business phones
      • Exclusive deals
    2. Security & services
      • Three Mobile Protect
      • Three Analyst
      • Tailored business services
      • Three Business Repairs
    3. Why Three Business
      • Big network for business
      • Customer stories
      • Three+ rewards
      • Refer a business
      • Business Price Promise
    4. Existing customers
      • Getting started
      • My3 online account
    5. Insights
      • Three Business blog
    Close
  • Medium Business
    View all solutions for teams of 50+
    1. Why Three Business
      • Speak to our business team
      • Why Three Business
      • Big network for business
      • How we work
      • Customer stories
      • Three+ rewards
      • Three Business partnerships
    2. 5G Connectivity
      • Adapt multi-line SIM plans
      • Business internet solutions
      • Enterprise Go Roam
      • Public sector connectivity
    3. Security & services
      • Three Device Management
      • Three Mobile Protect
      • Three Analyst
      • Tailored business services
    4. Insights
      • Three Business blog
      • SME business blogs
      • Connectivity hub
    Close
  • Help
    View Business Help
    1. Your Account
      • Getting started
      • Registration & login
      • Add-ons
      • Contract details
      • Update company information
      • Bringing your number to us
    2. Billing
      • Billing & contracts guide
      • Ways to pay your bill
      • Credit limits
      • Unexpected charges
    3. Tech support
      • Adult content settings
      • Device support
      • Coverage checker
      • Managing your business SIM
      • Manage your account online
      • Roaming
      • Calling abroad from the UK
    4. Get in touch
      • Contact Three Business
      • Complaints
      • Thinking of leaving us?
      • Contact business sales
      • Chat on WhatsApp
    Close
Contact our UK Sales Team
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Live Chat
Get quick access to our Business Sales Team from 8am-8pm weekdays, 9am-5pm Saturdays.
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Call Us

We’re here 9am-6pm Monday to Friday to talk you through your best options. Call us at 0808 258 0333

0808 258 0333
Live Chat
Get quick access to our Business Sales Team from 8am-8pm weekdays, 9am-5pm Saturdays.
Live chat is currently closed
Sorry, we're experiencing a high demand. Please try again later, or contact us another way.
Get a call back
Ready to buy, upgrade, add a line? We’ll call you back within 15 minutes in business hours.
Get a call back is currently closed
Ready to buy, upgrade, add a line? We’ll call you back within 15 minutes in business hours.
WhatsApp
Start a chat 24/7, with quick and easy messaging service.
WhatsApp is currently closed
Sorry, we're experiencing a high demand. Please try again later, or contact us another way.
Call Us

We’re here 9am-6pm Monday to Friday to talk you through your best options. Call us at 0808 258 0333

Need Support?

If you're a Three Business customer looking for help with a product or service, contact our Business Support Team

Billing & contracts guide

All you need to know about your plan and billing.

Your account, at your fingertips.

Track your spend, stay on top of bills, and access exclusive offers on our app.

Download the Three app on  the App Store Get the Three app on Google Play
Graphic of a phone with billing information open

What can we help you with?

Paying your bills.

  • Ways to pay
  • Helping you pay your monthly bill
  • Our Vulnerable Situation Policy

Managing your account.

  • Register to manage your bills online
  • Viewing and printing your bills
  • Updating your personal details
  • Refer a business
  • Finding your Business Broadband number

Your monthly plan and usage.

  • Checking your price plan and allowance
  • Checking what you owe this month
  • Changing your price plan
  • Spend Limits
  • Spend Caps

Understanding your bill.

  • Your bill explained
  • About eBills
  • About your final bill
  • About your first bill
  • Why is my bill higher than expected?
  • About rounding on your bill
  • Getting a VAT invoice
  • Calling special numbers
  • Your first upgrade bill
  • Annual price change

Managing your contract.

  • Checking when your plan ends
  • Cancelling your Business Broadband contract
  • Setting up an authorised contact for your account
  • Cancel your contract
  • Bring your number to Three
  • Closing the account of someone who’s passed away
  • Unlocking a device to use with a Three SIM
  • Our Condition C8 obligations
  • Your account security

Need to get in touch?

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Small business solutions
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Hutchison 3G UK Ltd | Registered address: 450 Longwater Avenue, Green Park, Reading, Berkshire, RG2 6GF | Registered in England & Wales | Registered company number: 03885486 | Authorised and regulated by the Financial Conduct Authority for consumer credit (registration number: 738979)

© Hutchison 3G UK Limited 2002 - Present.