[[!meta title="The SIPB office"]]
-<iframe src="http://doorpi.mit.edu/embed" title="SIPB Office Door Status" width=100 height=150></iframe>
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<strong>
W20-557<br/>
84 Mass. Ave.<br/>
(617) 253-7788
</strong>
-Questions and visitors are welcome whenever the office door is [open](http://sipb-door.mit.edu/). Members keep the office open most every weekday afternoon and evening and some other times, but with no set hours. You can call ahead to check if you're heading over.
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+Questions and visitors are welcome whenever the office door is [open](http://doorpi.mit.edu). Members keep the office open most every weekday afternoon and evening and some other times, but with no set hours. You can call ahead to check if you're heading over.
<img class="right" alt="The office fills with people working together in a hackathon." src="../photos/office-hackathon-whole.320.jpg"/>
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* A diverse technical library, including popular textbooks
* Soda and snacks for late-night sessions, cheaper and closer than Verde's
-Check out some of the [[zephyr classes|office/zephyrClasses]] SIPB
-uses to communicate and socialize.
+Communicate and socialize with other SIPB members through the [Mattermost](https://mattermost.xvm.mit.edu/signup_user_complete/?id=pnfpw5qkpjnxxrq319ynh94eke).