Buy your own toll-free, local or (inter)national numbers directly online
🇬🇧 Professional national calling

Choose your 🇬🇧 UK national numbers

UK national numbers (0330 and 0333) give your business a professional, region-independent presence. Whether you need one number or a full company-wide series, national numbers help unify your appearance and route calls flexibly across teams or locations.

Want help setting it up?

Our team does it for you! We'll activate your number, set up your system, and handle all the tricky stuff. No credit card needed.

Callfactory agent helping customer

UK national numbers FAQ

Get clear answers about UK national numbers and how they work for your business.

National numbers (0330 and 0333) are business phone numbers not tied to a specific region. They give your company a professional, unified identity and allow you to route calls flexibly to any team or device.

Both 0330 and 0333 are non-geographic numbers charged at standard local rates. The main difference is availability - 0333 numbers were introduced later and may offer more memorable number combinations.

Choose 0330 if you need a professional business number with wide recognition. Choose 0333 if you prefer a more memorable number or need better availability for specific digit combinations.

No. National numbers can be used by businesses inside or outside the UK. You can forward calls to mobile phones, VoIP devices, or international destinations.

Yes. Calls can be forwarded to mobiles, landlines, VoIP systems, or call centres. Routing can be changed anytime through your phone system or IVR settings.

Yes. You can port your existing 0330 or 0333 number to us. We handle the entire transfer and keep your number active during the switch.

Yes. Most international carriers support calling UK national numbers. Availability depends on the caller’s provider, but 0330 and 0333 numbers are generally reachable worldwide.

Most numbers can be activated the same day. Our team configures routing, voicemail, and call handling so everything is ready to use immediately.

Happy Callfactory customers:

SignDirect logo
Bosch logo
Trigion logo
ANWB logo
UWV logo
Sogeti logo
Dille & Kamille logo
Nationale Ombudsman logo
KRO-NCRV logo
Swiss Sense logo