Microsoft 365 UK Customer Service Number
Phone: 0800 032 6417
Alternative number: +44 (0)800 026 0329
Call cost: Free to call from UK landlines and mobiles.
Microsoft 365 UK support line for business admins, technical help 24/7.
Microsoft 365 is Microsoft's subscription suite of Office apps, Outlook and OneDrive. This UK line is for Microsoft 365 business admins: technical support runs 24/7 in English, while billing support is 9am to 5pm on weekdays. Have your account details ready; home users can start at support.microsoft.com.
Microsoft 365 UK opening times
| Monday | 00:00–23:59 |
|---|---|
| Tuesday | 00:00–23:59 |
| Wednesday | 00:00–23:59 |
| Thursday | 00:00–23:59 |
| Friday | 00:00–23:59 |
| Saturday | 00:00–23:59 |
| Sunday | 00:00–23:59 |
Website: microsoft.com/en-gb/microsoft-365
Frequently asked questions
What is Microsoft 365 UK's customer service phone number?
The Microsoft 365 UK customer service number is 0800 032 6417. An alternative number is +44 (0)800 026 0329.
Is Microsoft 365 UK customer service open on Sunday?
Yes, Microsoft 365 UK is open on Sunday from 00:00 to 23:59.
Is Microsoft 365 UK's phone number free to call?
0800 032 6417: Yes. It's a freephone number, so it's free to call from UK landlines and mobiles.
What are Microsoft 365 UK's opening hours?
Friday: 00:00–23:59, Monday: 00:00–23:59, Sunday: 00:00–23:59, Tuesday: 00:00–23:59, Saturday: 00:00–23:59, Thursday: 00:00–23:59, Wednesday: 00:00–23:59