Just this morning my family settled on a time for a Christmas call:
11:00 PM CET (for Patrick in Austria)
5:00 PM EST (for us in Georgia)
4:00 PM CST (for Rosie in Oklahoma)
3:00 PM MST (for everyone else in their various locations: Utah and Wyoming and Alberta and BC)
Abra lives in BC so she would have been at 2:00 PM PST but the region she lives in doesn't observe daylight savings (and hasn't since the 70s), so they're permanently aligned with MST (which means that for half the year they align with MST and the other half they're kind of PDT...but also still just MST)).
But look! We all made it into the very same Zoom room:







