I have the same situation.
VO Montreal was my main office, then I was transferred to Calgary VO
Waited for ECoPR more then 2 months
And now waiting for pr cards
Hello!
I have been waiting for my and my kid PR cards to be mailed since January 9th.
Got ECoPR form Calgary office.
My friends got their PR cards in 3 days after ECoPR (they had Montreal office)