How to Edit a Distribution List in Outlook and Create One

To edit a distribution list in Outlook, open People, find the list, select Edit, add or remove members or rename it, and then save. The button names change a little by version, and one kind of list can't be edited in Outlook at all.

Your own lists are called contact lists in most versions of Outlook and contact groups in classic Outlook, and because you made them, you can change them. An org-wide address such as allstaff@ is usually a Microsoft 365 distribution group, which only its owners and admins can change. If you open a list and find no way to edit it, you have the second kind, and the owner and admin steps below are the ones you need. Teams on Google Workspace can follow the walkthrough for creating a contact group in Gmail instead.

How to Edit a Distribution List in Outlook

New Outlook for Windows and Outlook on the web

New Outlook and the web version share one flow, documented in Microsoft's support article on contact lists and contact groups in Outlook.

1. Open People and go to your contact lists.
2. Select Edit, either by right-clicking the list or from the Ribbon.
3. Rename the list or add contacts. You can also add a Description so the next person knows what the list is for.
4. To take someone off the list, select the x beside their name or email address.
5. Select Save.

Microsoft's guide to editing contacts and contact lists in Outlook documents that remove step and a second route for one person. Select the contact in People, choose Add to list, and select the X next to the list you want them off.

To delete the list, right-click it, choose Delete, and confirm. Microsoft says this removes only the list, so the contacts on it stay in your address book.

Classic Outlook for Windows (edit an Outlook contact group)

Classic Outlook still calls these contact groups, and the controls sit on the Ribbon.

1. In your contacts, double-click the contact group to open it.
2. On the Ribbon, select Add or Remove Members and update the list.
3. Select Save & Close.

To delete the group, right-click it and select Delete, or select the group and choose Delete on the Ribbon.

Outlook for Mac

Microsoft's guide to contact lists in Outlook for Mac covers both versions. In new Outlook for Mac, you can take a contact off a list at any time with the Remove button, then select Save to keep the change. In legacy Outlook for Mac, open the list and choose Delete on the List tab to delete it. Deleting a list doesn't delete contacts you already have saved in Outlook.

Microsoft 365 Distribution Groups (for Owners and Admins)

An all-staff or department address is probably a Microsoft 365 distribution group, and Outlook is the wrong place to edit it. Older guides still send readers to a distribution groups page in the Outlook on the web settings, but Microsoft's own distribution groups page says that option has been gone since August 2023 and points non-administrators to a separate portal.

Owners don't need admin rights to keep their own groups current. Microsoft's distribution groups page points non-administrators to a separate groups portal, where owners can manage the groups they own without filing a ticket.

Admins work in the Microsoft 365 admin center, following Microsoft's guide to adding or removing members from Microsoft 365 groups.

1. Go to Active groups and select the group.
2. In the details pane, open the Membership tab and select Members.
3. Select Add members to add people, or the X beside a name to remove them.
4. Select Save.

If you can't edit it, you aren't an owner of the group, and nothing in your own mailbox will change that. Ask IT or the group's owner to make the change, or to make you an owner if the list is yours to maintain.

How to Create a Distribution List in Outlook

New Outlook and Outlook on the web

In People, select a contact you want on the new list. Choose Add to list, either by right-clicking the contact or from the Ribbon, and then select New contact list. Name the list, then add everyone else with the edit steps above.

Classic Outlook

From the Ribbon in People, choose New Contact Group and enter a Name for it. Pull in contacts with Add Members, then select Save & Close.

Outlook for Mac

Open People and choose New Contact List. After you name the list, add each person with + Add and select Save & Close when you're done.

Once the list exists, most teams want a consistent look for what they send to it, which is where company-wide Outlook templates come in.

Where an Outlook Distribution List Breaks for Internal Comms

A contact list works well for a project team of eight. The trouble starts when the same tool becomes the way a communicator reaches the whole company or every manager. Big lists with frequent sends eventually hit Outlook sending limits, and two other problems tend to arrive first.

Lists don't update themselves

Every Outlook list is a snapshot of who worked where on the day someone last touched it. New hires don't appear until someone adds them, and people who left keep receiving mail until someone notices. Whoever owns the list becomes the unofficial reconciliation desk for HR changes, usually without being told when those changes happen. That upkeep is why teams segment and automate their employee distribution lists, and it sits at the center of the argument for rules-based segments over static "all employees" lists.

No per-employee read data

When you send an all-staff message to an Outlook distribution list, Outlook gives you no per-employee read data without add-ons. You can't see which locations opened the policy update or which managers never got past the subject line. Your first sign that a message failed is the wave of questions that arrives a week later, and for a benefits deadline or a safety change, that is too late.

A Free Alternative to Hand-Maintained Lists

If you're editing distribution lists every week to keep up with joiners and leavers, the list is doing a job it was never built for. Cerkl Broadcast Foundations is an internal email platform whose audiences sync from your HR or directory data, so a new hire lands in the right segment on the next sync and a leaver drops out without anyone touching a list. It is free forever, with no credit card and no contract.

• Audience Manager pulls employee data from HRIS and identity systems and keeps rules-based segments by department, location, role, or hire date current on their own.
• Insights shows per-blast and per-subscriber results, so you can see who opened each message.
• Blasts gives you a drag-and-drop internal email builder with templates that render properly in Outlook and Gmail.

Keep using Outlook contact lists for the small, stable groups they handle well. For the lists that change every time someone joins or leaves, pick your most painful one this week, usually the all-staff list, and replace it with an audience that maintains itself.