Phone Number of 
Outlook Express is 
1-800-642-767 .
Outlook
 Express is an Email client and News client, offered by
 Microsoft Windows. The client is included with many Microsoft Operating Systems such as Windows 98, Windows 2000, Windows XP, etc. Moreover, it is also available for other operating systems like Mac OS 9, Windows NT 3.51, Windows NT 4.0, etc. However in latest operating Systems, Microsoft has replaced
 Outlook Express with Windows Mail and Windows Live Mail. It is a different entity than Microsoft Outlook.
Outlook Express can store contact information through Windows Address Book. The Application is attached with Windows Messenger on XP operating system. Microsoft has introduced five versions of it. Outlook Express is criticized for various reasons such as Low Email Standards, Database Corruption, Security Issues, Not Proper Handling of PGP/MIME Signed Messages, Glitches and Other Unusual Parts and Incompatibility of Office 2007 Spell checker. 
Additional Contact Information:-
TTY Contact Number : 1-800-892-5234.
Customer Service Hours:
Monday to Friday: 5 AM to 9 PM
Saturday & Sunday: 6 AM to 9 PM
 
Outlook Express Address 
The address of Outlook Express is One Microsoft Way Redmond, Washington 98052-6399 United Kingdom.
Outlook Express Website 
The Website of Outlook Express is 
support.microsoft.com.
Outlook Express Customer Support Service Phone Number 
The customer support phone number of Outlook Express is 
1-800-642-767 (Click phone number to call).
The postal and 
official address, email address and 
phone number (
helpline) of 
Outlook Express Service Center and 
Outlook Express customer service phone number  is given below. The  
helpline of Outlook Express customer service phone number may or may not be 
toll free.
Click Here To View Outlook Express Customer Service Phone Numbers