﻿You can access your friends list in PlayStation®Home by opening the Menu Screen and then choosing "Social > Friends".  Each name on the friends list has an icon next to it which indicates the status of that friend:

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<BULLET>Signed into PlayStation®Home and at your location.
<BULLET>Signed into PlayStation®Home.
<BULLET>Signed into PlayStation®Network but not PlayStation®Home.
<BULLET>Not signed in to PlayStation®Network.

The friends list is grouped so that all of the friends signed in to PlayStation®Home are at the top.