Février 2022 —

Best O2 sim only deals: everything you need to know!

Here we are! It’s time for you to benefit from the best O2 sim only deals. Get straight to the best offers and enjoy the services of O2, one of the largest operators in UK! Find out everything you need to know about best O2 sim only deals and how Monisnap (ex Allo) would help you.

Discover best O2 sim only deals and top up in a minute!

O2 mobile: presentation

Best O2 sim only deals: top up
Best O2 sim only deals

Telefonica O2 plc (known as O2 or before March 2005 as mmO2) is a British telecommunications company specializing in mobile telephony, originally part of the BT Group and owned since 2005 by the Spanish operator Telefónica. The firm is headquartered in Slough, with major offices in Bury, Glasgow, Leeds, and Preston Brook.

Launched in 1985 as Cellnet, O2's UK operations were a joint venture between BT Group (60%) and Securicor (40%). In 1993, Cellnet launched GSM services, and in 1999, Securicor sold its shares in O2 to BT: O2 was renamed BT Cellnet. BT Cellnet was integrated into BT Mobile.

O2 was created when BT separated from its cell phone business. The BT Cellnet brand was renamed O2, the chemical symbol for oxygen.

In May 2020, Telefónica and Liberty Global announced the merger of O2 and Virgin Media in the United Kingdom. Both companies have a 50% stake in the combined entity.

O2 is one of the best operators in the UK and has won numerous awards.

Best O2 sim only deals

O2 provides a lot of sim only deals. Each of them has its specificities and a different cost. They all are complete and include data, credit and texts.

Note that every O2 sim only deal is set up for O2 5G if you’re phone allows it and keep in mind that, at any moment, you can add some top up to your O2 sim only deal.

Here are the best O2 sim only deals:

List of O2 sim only deals available

Complete table: price, data, minutes, texts and bonus

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Price£33.00£28.00£24.00£20.00£18.00£15.00£12.00
DataUnlimited250GB150GB100GB20GB5GB1GB
MinutesUnlimitedUnlimitedUnlimitedUnlimitedUnlimitedUnlimitedUnlimited
TextsUnlimitedUnlimitedUnlimitedUnlimitedUnlimited_Unlimited
Bonus6 months of free Apple Music and 6 months of Disney+6 months of free Apple Music and 6 months of Disney+6 months of free Apple Music and 6 months of Disney+6 months of Disney+, Amazon Prime Video6 months of free Apple Music and 6 months of Disney+3 months of Disney+3 months of Disney+

O2 sim only tariffs

As just said, O2 sim only deals prices depend on the services provided and contained in the package. The more you get credit, data, and SMS, the more you pay.

O2 also provides top up from 10£ to 30£ o 50£ depending of the way you top up.  

Best O2 sim only deals: get credit and data
Best O2 sim only deals

How can I activate my O2 sim card?

Here are the simple steps to follow to activate your new O2 sim card:

  • Get your sim according to your mobile phone.
  • Get to the O2 sim pay as you go website page.
  • Enter your mobile broadband number (which is in your sim pack) and sign in.
  • Follow the instructions to register and activate your credit and data.

Enjoy the best O2 sim only deals once your O2 sim card is activated.

How can I top up my O2 sim?

To top up your O2 mobile online, you can top up your prepaid card using one of the following options:

  • Web top up: top up between £10 and £30 online. You’ll just need your mobile phone number and a credit or debit card. Your card will need to be from a UK bank and registered to a UK address. You can only top up in pounds.
  • Auto top up: Auto top-up makes sure you never run out of credit by automatically topping up with money from your credit or debit card. You’ll need to sign in to My O2 (website or app).
  • Top up by phone: call 4444 free from your mobile, or 08456 062 277 from a landline. Have your debit or credit card and follow the simple instructions.
  • Top up card: to top-up, hand over your e-top up card at any O2 shop or other store with the green top-up logo. You can pay by cash, credit or debit card and can top up between £10 and £50. You can also use the same card again and again.
  • Top up voucher: go to any O2 shop or anywhere you see the green top-up logo and ask for an O2 top-up. You can pay by cash or card. Then call 4444 free from your mobile, or 08456 062 277 from a landline, enter the number on your receipt and follow the instructions. Top up between £10 and £50.

An easiest and fastest way to top up your phone with O2 deals and credit or data top up is to use Monisnap (ex Allo)! With Monisnap, top up O2 credit and data in 1 minute!

Need to top up your phone?

Monisnap, top up quickly and easily

Top up in 1 minute!

Top up your O2 sim in 1 minute with Monisnap (ex Allo)

Want to buy a phone top-up now? Monisnap (ex Allo) is the easiest and cheapest way to top up your credit in a minute!

With Monisnap (ex Allo), you can buy credit top up from many operators including O2 deals, with the most competitive rates on the market! Monisnap is here to make your work easier and to allow you to benefit as simply as possible from credit or internet top-ups.

It is quite simple. Either on the website of Monisnap (ex Allo) or on the mobile application:

  • Enter the country and phone number you want to top up
  • Choose the O2 credit or data top-up you want
  • Pay on our secure website

You are all set! The beneficiary's mobile will then be credited in one of the following ways depending on the top-up purchased:

  • If it is an "Instant top-up", it will be automatically credited to the recipient's mobile, who will receive a confirmation SMS
  • If it is a "PIN top-up", you will receive a PIN code by email and on your customer area with the instructions to follow to top up the mobile

The type of recharge (instant or PIN) is indicated in the description of each recharge.

Get your top up right now!

❓ What is O2 mobile ?

O2 is a phone service provider which offers severals plans, prepaid sim cards and credit or data top up to call locally and internationally!

💥 How to activate my O2 sim card?

It is very easy to activate your O2 sim! Get it and go on O2 sim card website. Enter your mobile phone number and follow the instruction to activate your sim card!

💰 How can I top up?

It's simple! Just go on the website of Monisnap (ex Allo) or on the phone application to top up in a minute!

💡 Why should I use Monisnap (ex Allo)?

Because it is the more simple, fastest and cheapest way to top up your phone!

Yannis Rahal


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