has become

Same great products with a stronger local touch.

Menu
Top up online within 30 seconds
Receive top up voucher directly by email
Secure and reliable checkout

Three top up

Three 10 Pounds
£10.00 + £1.49 service fee Pay as you Go £10
Direct delivery
Three 20 Pounds
£20.00 + £1.49 service fee Pay as you Go £20
Direct delivery

Benefits of Mobiletopup.co.uk


Pay safely and securely
Safe payment methods, like PayPal and many more

Direct delivery
The code is sent to your email straight away

Easy and fast
You'll receive your credit in just a few minutes!

3 top up online

Buying Three top up online is the safest and most convenient way to make calls and get back online. There are those who choose to get a 3 Mobile contract, and then there are those who know that topping up is the way to go.  If you've made it here, that's because you know Mobiletopup.co.uk is the easiest and quickest way to purchase a Three top up voucher.

Get your Three top up in 3 simple steps:


  1. Select a Three top up amount above
  2. Fill in your email address and choose your preferred payment methods (credit card, PayPal…)
  3. Proceed to the checkout and receive your 3 top up code in 30 seconds by email and on your screen!
That's it! You can now top up your Three mobile using the voucher you've received. Get back to making your call and surfing the web, no matter where you are or what you are doing thanks to Mobiletopup.co.uk.

How do I top up my Three call credit?


You have two options to top up using a Three top up voucher: 

Option 1:

1. Dial 444 from the 3 mobile phone you would like to top up.

2. Choose the option Top-up with a voucher and follow the instructions.

3. When asked, enter the 16-digit voucher code you have received. Confirm and you're topped up!

Option 2:

1. Click the link to Top up Three online using your computer or phone.

2. Enter your number and select Voucher.

3. Enter your top-up code to receive your 3 credit.

How do I check my Three credit balance?


You have two ways of checking your remaining 3 balance.

Option 1: By phone

1.Simply dial 444

2.You will hear your current credit balance

Option 2: Online

Check your Three remaining balance by logging into My3 account.

How long is my Three call credit valid for?


You have to activate your purchased Three top up voucher within 90 days of purchase. Once activated, your 3 credit is valid indefinitely. 

Useful to know: To prevent the suspension of your Three number due to lack of activity, you must make a chargeable call every 180 days.

Can I buy Three top up with PayPal?


You can buy any phone top up product on Mobiletopup.co.uk with PayPal. That means also Three top up. All you need to do is decide what prepaid digital product you want. And then select PayPal as your payment method during checkout.

How do I top up Three from abroad?


If you want to top up 3 from abroad, you can call +44 7782 333 444 if you have remaining credit. Otherwise, no worries! Simply Top up 3 online as soon as you get wifi or 3G.

How do I contact Three's customer service?


3's customer care service is contactable by phone.

- From your 3 phone, call 333

- From another phone, call 0333 338 1001

- From abroad, call +44 7782 333 333
Need help?
Take a look at the FAQ's