"were often addressed" is a correct and usable expression in written English.
You can use it when referring to something that happened frequently. For example: Special needs children were often addressed by the entire class at the beginning of each day.
Severe depression and suicidal thoughts were often addressed by solitary confinement.
Because the Greeks feared to utter the dreaded name Erinyes, the goddesses were often addressed by euphemistic names, such as Eumenides ("Kindly") in Sicyon or Semnai ("August") in Athens.
The e-mail messages were often addressed as if they were being sent between friends, in an effort to give the recipients the feeling that they had accidentally received a hot tip, said Donald M. Hoerl, district administrator of the S.E.C.
The zoological and botanical works and catalogues which, though composed by university professors, started from the 1540s to circulate around Europe, were often addressed to or sponsored by rulers who had the means to employ artists and other specialists needed to complete these costly volumes.
They were often addressed as aghbars ("brothers") by Armenians living in the Republic due to their different pronunciation of the word.
American reviewers were enthusiastic of Deep Purple's live performances and the lack of a new successful single apparently did not ruin the positive perception of the band in the US, to the point that they were often addressed as an American band.
(In New York and Connecticut, such issues are often addressed before the contract is signed).
I am often addressed as Mr. and, worse, taken for my own secretary when they call.
Unfortunately, he is often addressed simply as "Pitch!" I expected lines like: "You!
Mail meant for Glendale homes is often addressed to Ridgewood, though it arrives nevertheless.
As a blond, blue-eyed girl, I was often addressed in German by friendly passers-by on the street.
