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Answer

Shared mailbox vs distribution list: which should you use?

They both put one address in front of a group of people. They work very differently.

  • Updated 5 October 2026
  • 2 minute read
  • Written by our UK engineers

Side by side

Shared mailboxDistribution list
Where mail goesOne shared inboxA copy into each member’s inbox
See what colleagues have handledYesNo
Reply from the shared addressYesOnly with extra permissions
Its own calendarYesNo
Good forinfo@, sales@, accounts@, support@Announcements, all-staff, project teams

Typical choices

  • info@ or sales@ — a shared mailbox, so two people do not answer the same enquiry.
  • accounts@ — a shared mailbox, so invoices are not lost in one person’s inbox when they are off.
  • allstaff@ — a distribution list.
  • A board or management team — a distribution list, so each person keeps their own copy.

Microsoft 365 also offers Microsoft 365 groups, which combine a shared inbox and calendar with Teams and file storage, and are better than shared mailboxes for large teams. On Exchange Server and hosted Exchange, shared mailboxes and distribution lists are the standard tools. If a shared mailbox is misbehaving, see shared mailbox not showing in Outlook.

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