No Mobile Phones Allowed Sign - Free Download & Usage Guide #2010292 (License: Personal Use)

This vector-style prohibition sign features a black classic mobile phone with a physical keypad and antenna, overlaid by a bold red circle and diagonal slash. The design follows international safety signage conventions for clarity and immediate recognition. It’s commonly used in environments requiring silence or restricted device usage.

Used on signage in libraries, exam halls, hospitals, religious venues, theaters, and meeting rooms to enforce no-phone policies; matches user intent for finding printable or digital compliance signage.