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Our best O2 SIM only deals

6 Months Half Price On All 12 Month SIM Only Deals

  • Waiting for the next big smartphone announcement?
  • Happy with your current phone?
  • Want to save money on your monthly bill?


  • Not sure what SIM you need? Click here
  • On O2, Orange or Talk Mobile and want to keep your number? Click here

Choose your SIM card:

  • Standard SIM
  • Micro SIM
  • Nano SIM

Choose a network to find the best SIM only deals

Our best SIM only deals Out best 4G SIM only deals Our best o2 SIM only deals Our best Vodafone SIM only deals Our best Orange SIM only deals Our best T-Mobile SIM only deals Our best EE SIM only deals Our best Virgin SIM only deals Our best Talkmobile SIM only deals

Our LOWEST PRICED O2 4G deal

ONLY £13 per month*

Unlimited minutes Unlimited texts 1GB data 12 months

Choose your SIM card:

  • Our best o2 Standard SIM only deal
  • Our best o2 Micro SIM only deal
  • Our best o2 Nano SIM only deal
  • Our best Orange BlackBerry SIM only deal
  • * Effective cost after £72 automatic cashback
30 day contracts12 month contracts
O2 SIM only deal
  • £12 per month
  •  
100 minutes Unlimited texts 100MB data
O2 SIM only deal
  • only £4.50 per month^
  • for 6 months via £27 auto cashback
100 minutes Unlimited texts 100MB data

More Info Choose your SIM card:

o2 standard SIM only deal o2 micro SIM only deal
o2 BlackBerry SIM only deal o2 nano SIM only deal

More Info Choose your SIM card:

o2 standard SIM only deal o2 micro SIM only deal
o2 BlackBerry SIM only deal o2 nano SIM only deal
O2 SIM only deal
  • £15 per month
300 minutes Unlimited texts 300MB data
O2 SIM only deal
  • only £5.50 per month^
  • for 6 months via £33 auto cashback
300 minutes Unlimited texts 300MB data

More Info Choose your SIM card:

o2 standard SIM only deal o2 micro SIM only deal
o2 BlackBerry SIM only deal o2 nano SIM only deal

More Info Choose your SIM card:

o2 standard SIM only deal o2 micro SIM only deal
o2 BlackBerry SIM only deal o2 nano SIM only deal
o2 4G SIM only deal
  • £20 per month
  •  
500 minutes Unlimited texts 500MB data
o2 4G SIM only deal
  • only £7 per month^
  • for 6 months via £42 auto cashback
500 minutes Unlimited texts 500MB data

More Info Choose your SIM card:

o2 standard SIM only deal o2 micro SIM only deal
o2 BlackBerry SIM only deal o2 nano SIM only deal

More Info Choose your SIM card:

Micro SIM Nano SIM
o2 BlackBerry SIM only deal
o2 4G SIM only deals
  • £25 per month
  •  
Unlimited minutes Unlimited texts 1GB data
o2 4G SIM only deal
  • only £8 per month^
  • for 6 months via £48 auto cashback
1000 minutes Unlimited texts 1GB data

More Info Choose your SIM card:

o2 standard SIM only deal o2 micro SIM only deal
o2 BlackBerry SIM only deal o2 nano SIM only deal

More Info Choose your SIM card:

o2 micro SIM only deal o2 nano SIM only deal
o2 BlackBerry SIM only deal  
o2 4G SIM only deals
  • £30 per month
  •  
Unlimited minutes Unlimited texts 5GB data
o2 4G SIM only deal
  • only £9.50 per month^
  • for 6 months via £57 auto cashback
Unlimited minutes Unlimited texts 1GB data

More Info Choose your SIM card:

o2 standard SIM only deal o2 micro SIM only deal
o2 BlackBerry SIM only deal o2 nano SIM only deal

More Info Choose your SIM card:

Micro SIM Nano SIM
o2 BlackBerry SIM only deal  
 
o2 4G SIM only deals
  • only £10.50 per month^
  • for 6 months via £63 auto cashback
Unlimited minutes Unlimited texts 2GB data
 

More Info Choose your SIM card:

Micro SIM Nano SIM
o2 BlackBerry SIM only deal  
 
o2 4G SIM only deals
  • only £12.50 per month^
  • for 6 months via £75 auto cashback
Unlimited minutes Unlimited texts 5GB data
 

More Info Choose your SIM card:

Micro SIM Nano SIM
o2 BlackBerry SIM only deal  
 
o2 4G SIM only deals
  • only £15 per month^
  • for 6 months via £90 auto cashback
Unlimited minutes Unlimited texts 8GB data
 

More Info Choose your SIM card:

Micro SIM Nano SIM
o2 BlackBerry SIM only deal  
Why choose O2?

O2 has a great choice of benefits for you to choose from:

Priority Moments. Free cinema tickets, money off meals and loads of great value deals that can save you money.

Priority Tickets. Get exclusive access to gig and sports tickets up to 48 hours before general release.

Priority Sports. Get closer to sport by meeting and training with top Nike athletes. Plus you'll get access to exclusive Nike events and products, and exclusive offers and access to sporting events nationwide.

Free O2 Wi-Fi, so you can access to hundreds of Wi-Fi hotspots around the country for free, whenever you want.

O2 Tracks puts the latest hits on your phone with no streaming.

Look out for O2's new 4G deals too. 4G offers you faster, more reliable internet, and lets you do things that you thought you had to do on Wi-Fi. A 4G deal will also give you free access the O2 Games service, giving you multiplayer gaming with not data costs1.

1. Gaming data offer: O2 reserves the right to withdraw this offer in future. It will notify customers in advance if it does this. Compatible device required. Details will be displayed on O2's website.
^50% off line rental for 6 months, discount applied via single instant cashback payment credited direct on to debit or credit card at point of purchase for in store transactions. Online transactions will receive cashback via cheque within 30 days of the contract starting. Pay Monthly prices subject to credit check and minimum term of 12 months on selected networks and tariffs. All information is accurate at the time of going to print. Networks may increase monthly price in line with Retail Price Index (RPI).
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