+1 855 766 6833
For general mailing only : MMC, Inc. 314 W. Institute Pl Chicago, IL 60610
If you are contacting us about an unwanted email or IM, all you have to do is to click on the UNSUBSCRIBE or BLOCK link in the message you received. You will be removed from the sender's distribution list. To stop receiving mobile text messages from 95577, text STOP to 95577 (This short code is just like any other mobile number except it is only 5 digits) and follow instructions. You can also text STOP [username], STOP [keyword], or STOP ALL to stop all messages from 95577.