SIM ONLY PLANS
A NETWORK THAT KEEPS YOUR BUSINESS CONNECTED
We like to keep things simple, all our business SIM only plans include unlimited minutes and texts.
Tailor-made Business SIM Plans
It couldn’t be easier to get started. Just pick the amount of data you and your business need and pop in your new business SIM card.
DATA SIM ONLY PLANS
Don't need minutes or texts? No problem. Select from our range of Data SIM Only plans - all you need to do is decide how much data you need.
Why Have a Business Mobile?
With Windsor Mobile you’ll get our industry renowned services and support. Our dedicated customer service and account management teams will look after you and provide you the VIP treatment.
We use the best data SIM service available for businesses. So, no consumer traffic clogging up the network during business hours. Our network covers 98.3% of the UK population.
4G is provided as standard. We even have an in-building 3G coverage solution for those areas experiencing poor mobile signal.
Frequently Asked Questions about Windsor Mobile.
What is a SIM Only Plan?
A SIM Only Plan is a pay monthly contract that comes without a handset or device. They are sold as a 12-month term contract. Perfect if you already have a phone and don’t need to get another one.
Are there any hidden costs when dialling and texting?
Calls to landline (01, 02, 03) and mobiles (07) are part of your inclusive minutes allowance. Calls to 0800, 0808 and 0500 are free of charge. If you call numbers starting with 08, 09 or 070, you will be charged for additionally, so it is best to look at the specific rates. These charges apply to any other Premium and International numbers. While SMS or texts are included in our SIM Only Plans, picture messaging or MMS is not included and will be charged for additionally.
If I sign up for your Windsor Mobile Gold Plan, can I buy other products from your Ultimate product range?
Yes, the Windsor Telecom products and services are modular, and each product can be purchased, by packaging the services we are able to offer extremely competitive rates.
How do I find out the ‘out-of-bundle’ charges?
Click here to view our tariff plan and out of bundle charges.
What size SIM card will I need?
There are 3 different sizes of SIM cards, a Nano SIM which is the smallest one, a Micro SIM and a Standard SIM, the original largest size. Each phone is different, so check which SIM card your phone uses before inserting your new SIM card.