Get coverage in areas where your single mobile network might not have reception.

Competitive rates keeping you connected, on all networks!

Our SIM’s connect to all mobile networks and offer a standard price for calls, text and data usage, you can top-up online anytime by visiting our easy to use portal and when your credit is running low we’ll send you a text message.

Call any UK-UK telephone number either mobile or landline and pay just 12p per minute no matter which of the mobile networks you are using.
You can send text messages anytime whilst connected to any network for just 12p per message.
Our SIM’s connect to all of the networks 3G data channels allowing you to download at just 12p per megabyte!

A £1 per month line rental is also charged to keep the SIM active.

HOW IT WORKS


We have made things easy for you. Just add this sim card to your unlocked phone and get the best coverage in the UK. Your new sim card will seamlessly roam to the best coverage available across all UK networks.

FULL-NANO-MICRO SIZE


Our sim card comes as a full size sim card but you  can easily pop out the middle to make the sim card micro or nano sized to fit any device.

DUAL SIM DEVICES


If you have a dual SIM handset it’s a great idea to run our SIM card as your secondary SIM. Check if your secondary SIM slot supports 3G data and experience our calls, texting and data across all UK networks!

Buy Your SIM Online

Click here to go and purchase your OneSIM today and get connected....very connected!

Buy Online

FAQ


Send your email address to support@onesimallnetworks.co.uk and request low balance alert, we can then send you an email to let you know when the balance gets down to £2.
No, our SIM comes with a UK prefix number so it works like a normal SIM.
The SIMs are currently 3g but will be 4g by the end of 2016.

CONTACT


If you have any queries with your SIM card or getting up and running using it and connecting to all those networks everywhere then please don’t hesitate to get in touch with one of the team and we’ll be sure to give you a hand.

Send us an email

Being the high tech bunch of mobile connected people we are the best way to get in touch with us nice and quick and for pretty much any query is to send us an email.

support@onesimallnetworks.co.uk

 

(One of the team will reply to you within 24hrs)

Send Us A Message