The Facsimile Sign symbol (℻). Copy and paste it, or use its Unicode, HTML, and CSS codes.
More from Letterlike Symbols.
The quickest way is to copy ℻ from this page and paste it anywhere. You can also insert it with its Unicode, HTML, or alt code listed above.
℻ is U+213B (decimal 8507).
Use ℻ in HTML to render ℻ on a web page.
On Windows you can type it with Alt+8507 (hold Alt and enter the number on the numeric keypad).
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