What does the No activated mobile phones symbol look like?

Red prohibition ring and diagonal bar over a black mobile phone with an aerial sending out radio waves. It is also called “P013”, “mobile phone crossed out”, “no cell phones”, “no mobile phones” and “switch off mobile phones”.

No activated mobile phones symbol: red prohibition ring and diagonal bar over a black mobile phone with an aerial sending out radio waves — ISO 7010-P013

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Prohibition signs Safety and compliance marks Safety signs (ISO 7010)

No activated mobile phones

Red prohibition ring and diagonal bar over a black mobile phone with an aerial sending out radio waves. · also called “P013”, “mobile phone crossed out”, “no cell phones”, “no mobile phones”, “switch off mobile phones”

What the No activated mobile phones symbol means

Switch off mobile phones

Mobile phones must not be switched on or used in this area. The sign concerns phones that are switched on, so turn yours off before you enter the area.

Source · Standard ISO 7010 Graphical symbols — Safety colours and safety signs — Registered safety signs · checked Nov 11, 2026

Where it appears

Prohibition signs

ISO 7010
—This meaning

Questions about the No activated mobile phones symbol

What does the No activated mobile phones symbol mean?: Mobile phones must not be switched on or used in this area. The sign concerns phones that are switched on, so turn yours off before you enter the area.
What does the No activated mobile phones symbol look like?: Red prohibition ring and diagonal bar over a black mobile phone with an aerial sending out radio waves. It is also called “P013”, “mobile phone crossed out”, “no cell phones”, “no mobile phones” and “switch off mobile phones”.
Which standard defines the No activated mobile phones symbol?: It is listed as ISO 7010-P013.

Checked against the source · Nov 11, 2026 · How we verify

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