Decimal Notation in HTML

abbreviations

 ⮃ Character Notation
ampersand & &
ampersand script Ꮛ
email at @ @
Copyright © ©
Care of ℅
Cada una
each one
℆
numero sign №
telephone sign ℡
trademark sign ™
registered design ® ®
audio recording copyright ℗
account of ℀
addressed to the subject ℁
ADDRESSED TO THE SUBJECT ⅍
service mark ℠
ohm sign Ω
ohm sign inverted ℧
estimated   ℮
information source ℹ
facsimile sign ℻
 ⮃ Character Notation
Hertz Hertz ㎐
Hertz Kilohertz ㎑
Hertz Megahertz ㎒
HHertz Gigahertz ㎓
HHertz Terahertz ㎔
metre centimetre ㎝
metre kilometre ㎞
metre square millimetre ㎟
metre square centimetre ㎠
metre square metre ㎡
degree degree celsius ℃
degree degree fahrenheit ℉
prescription take ℞
degree kelvin sign K
angstrom sign Å
ounce ℥
pi small ℼ
pi large ℿ
samaritan source symbol ⅏
glottal stop   ʔ ʔ