No Cell Phones Allowed Sign - Free Printable Warning Sign #21588 (License: Personal Use)

This high-visibility sign features large, sans-serif text reading “NO CELL PHONES ALLOWED,” with a universally recognized red circle-slash icon over a mobile phone graphic. Designed for maximum readability from a distance, it’s ideal for enforcing quiet policies or safety regulations in sensitive environments. The clean layout ensures instant comprehension without language barriers.

Used in venues requiring silence or device restrictions-such as libraries, exam halls, hospitals, theaters, religious spaces, or secure facilities-to inform visitors of prohibited behavior. Matches user intent for downloading ready-to-print signage for compliance and policy enforcement.