A locked box located at a post office, for letters that are not delivered to a home

डाकघर का बक्सा

English Usage: He rented a post office box to keep his mail secure.

Hindi Usage: उसने अपनी चिट्ठियों को सुरक्षित रखने के लिए डाकघर का बक्सा किराए पर लिया।