noun
information desk; information center
A counter or office where visitors can get information, directions, or assistance, commonly found in stations, airports, and public facilities.
駅の案内所で地図をもらった。
I got a map at the station information desk.
空港の案内所でフライトの確認をし
I checked my flight at the airport information desk.
インフォメーション is a loanword often used in commercial facilities, similar in meaning but more casual and modern.
Compound of 案内 (guidance, information) and 所 (place, office).