| Platform SDK: Exchange Server | 
The Distribution-List object class is exposed through LDAP as the "groupOfNames" object class.
The following table describes many of the commonly used attributes present on the groupOfNames object class:
| LDAP name | Microsoft Exchange name | Mandatory | Heuristics | ACL | Syntax | Comment | 
|---|---|---|---|---|---|---|
| Company | Company | N | 18 | 1 | String(Unicode) | Used mainly for address-book view grouping | 
| department | Department | N | 18 | 1 | String(Unicode) | Used mainly for address-book view grouping | 
| PhysicalDeliveryOfficeName | Physical-Delivery-Office-Name | N | 18 | 1 | String(Unicode) | Used mainly for address-book view grouping | 
| st | State-Or-Province-Name | N | 18 | 1 | String(Unicode) | Used mainly for address-book view grouping | 
| title | Title | N | 18 | 1 | String(Unicode) | Used mainly for address-book view grouping | 
| co | Text-Country | N | 18 | 2 | String(Unicode) | Used mainly for address-book view grouping | 
| l | Locality-Name | N | 18 | 2 | String(Unicode) | Used mainly for address-book view grouping | 
| Hide-DL-Membership | Hide-DL-Membership | N | 20 | 1 | Boolean | Indicates if the membership should be hidden from the client (default is FALSE) | 
| owner | Owner | N | 20 | 1 | Object(DS-DN) | The distinguished name (DN) of the mailbox that "owns" this distribution list | 
| member | Member | N | 20 | 2 | Object(OR-Name) | The list of DNs that are members of the distribution list |