noun
information board; directory board
A sign or board providing guidance, maps, or listings, commonly found in stations, buildings, parks, and public facilities.
駅の案内板で出口を確認した。
I checked the exit on the station information board.
ビルの案内板を見て、目的の階へ向
I looked at the building directory and headed to the target floor.
標識 is a traffic or safety sign with symbols, whereas 案内板 gives textual or mapped guidance.
Compound of 案内 (guidance, information) and 板 (board, panel).