All orders must be placed through our website. For security reasons, our support team cannot complete an order on your behalf.
During the Order Process
Our intuitive signup flow allows you to customise your service in three easy steps:
Select Your Plan: Choose the plan and data that best fits your business needs.
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Choose Your SIM Type:
eSIM: Best for instant activation on compatible devices.
Physical SIM: Best for standard handsets or if you prefer a traditional setup.
Confirm your device type: select details of the device you are going to use the SIM in.
Choose Your Number: Select a brand-new number from our UK-wide database or choose to bring your existing mobile or landline number over to ONSiM.
Payment & Delivery
Initial Payment: Your first month’s service fee is collected at the time of signup to activate your account.
eSIM Delivery (Instant): Your QR Code will be sent to your registered email address immediately after your order is confirmed.
Physical SIM Delivery (3–5 Working Days): These are dispatched via Royal Mail. Please allow standard shipping times for your SIM to arrive at your business address.
Need Help During Signup?
If you encounter any issues while placing your order, our team is available to guide you:
Phone: 0333 880 4008
Email: support@onsim.uk