I also feel rude doing this kind of stuff. My H gets quite mad when I don't say "Hey!" first next in my texts never mind not even speaking on the phone at all! My H doesn't call to say goodnight to our boys so I haven't had to do this yet. But I feel your awkwardness.
M: 31 H: 29 Married: 6 yrs Children : 7yr old, 5yr old, 2yr old
Separated: Sept. '09 Moved Back In for wrong reasons: Nov. 30, 09 Recomitted to our Marriage: Jan. 25, 10 Threatening to leave again: July,14