From Longman Business Dictionary
noticeboardno·tice·board /ˈnəʊtəsˌbɔːdˈnoʊtəsˌbɔːrd/ noun [countableC] British EnglishBrE a large board fixed to a wall where people can put notes and messages for other people to readSYN AmE bulletin boardThe names, telephone numbers and locations of trained staff are shown on the company’s noticeboards.