HTML symbol codes are used to replace symbols so they would fit in ASCII codes. Also to remove certain symbols so content wouldn't interfere with HTML.
| Symbol | HTML number code | HTML name code | Description | 
|---|---|---|---|
|   | space | ||
| ! | ! | exclamation point | |
| " | " | " | double quotes | 
| # | # | number sign | |
| $ | $ | dollar sign | |
| % | % | percent sign | |
| & | & | & | ampersand | 
| ' | ' | single quote | |
| ( | ( | opening parenthesis | |
| ) | ) | closing parenthesis | |
| * | * | asterisk | |
| + | + | plus sign | |
| , | , | comma | |
| - | - | minus sign - hyphen | |
| . | . | period - dot | |
| / | / | slash | |
| 0 | 0 | zero | |
| 1 | 1 | one | |
| 2 | 2 | two | |
| 3 | 3 | three | |
| 4 | 4 | four | |
| 5 | 5 | five | |
| 6 | 6 | six | |
| 7 | 7 | seven | |
| 8 | 8 | eight | |
| 9 | 9 | nine | |
| : | : | colon | |
| ; | ; | semicolon | |
| < | < | < | less than sign | 
| = | = | equal sign | |
| > | > | > | greater than sign | 
| ? | ? | question mark | |
| @ | @ | at symbol | |
| [ | [ | opening bracket | |
| \ | \ | backslash | |
| ] | ] | closing bracket | |
| ^ | ^ | caret - circumflex | |
| _ | _ | underscore | |
| ` | ` | grave accent | |
| { | { | opening brace | |
| | | | | vertical bar | |
| } | } | closing brace | |
| ~ | ~ | equivalency sign - tilde | |
|   |   | non-breaking space | |
| ¡ | ¡ | ¡ | inverted exclamation mark | 
| ¢ | ¢ | ¢ | cent sign | 
| £ | £ | £ | pound sign | 
| ¤ | ¤ | ¤ | currency sign | 
| ¥ | ¥ | ¥ | yen sign | 
| ¦ | ¦ | ¦ | broken vertical bar | 
| § | § | § | section sign | 
| ¨ | ¨ | ¨ | spacing diaeresis - umlaut | 
| © | © | © | copyright sign | 
| ª | ª | ª | feminine ordinal indicator | 
| « | « | « | left double angle quotes | 
| ¬ | ¬ | ¬ | not sign | 
|  | ­ | ­ | soft hyphen | 
| ® | ® | ® | registered trade mark sign | 
| ¯ | ¯ | ¯ | spacing macron - overline | 
| ° | ° | ° | degree sign | 
| ± | ± | ± | plus-or-minus sign | 
| ² | ² | ² | superscript two - squared | 
| ³ | ³ | ³ | superscript three - cubed | 
| ´ | ´ | ´ | acute accent - spacing acute | 
| µ | µ | µ | micro sign | 
| ¶ | ¶ | ¶ | pilcrow sign - paragraph sign | 
| · | · | · | middle dot - Georgian comma | 
| ¸ | ¸ | ¸ | spacing cedilla | 
| ¹ | ¹ | ¹ | superscript one | 
| º | º | º | masculine ordinal indicator | 
| » | » | » | right double angle quotes | 
| ¼ | ¼ | ¼ | fraction one quarter | 
| ½ | ½ | ½ | fraction one half | 
| ¾ | ¾ | ¾ | fraction three quarters | 
| ¿ | ¿ | ¿ | inverted question mark | 
| À | À | À | latin capital letter A with grave | 
| Á | Á | Á | latin capital letter A with acute | 
| Â | Â | Â | latin capital letter A with circumflex | 
| Ã | Ã | Ã | latin capital letter A with tilde | 
| Ä | Ä | Ä | latin capital letter A with diaeresis | 
| Å | Å | Å | latin capital letter A with ring above | 
| Æ | Æ | Æ | latin capital letter AE | 
| Ç | Ç | Ç | latin capital letter C with cedilla | 
| È | È | È | latin capital letter E with grave | 
| É | É | É | latin capital letter E with acute | 
| Ê | Ê | Ê | latin capital letter E with circumflex | 
| Ë | Ë | Ë | latin capital letter E with diaeresis | 
| Ì | Ì | Ì | latin capital letter I with grave | 
| Í | Í | Í | latin capital letter I with acute | 
| Î | Î | Î | latin capital letter I with circumflex | 
| Ï | Ï | Ï | latin capital letter I with diaeresis | 
| Ð | Ð | Ð | latin capital letter ETH | 
| Ñ | Ñ | Ñ | latin capital letter N with tilde | 
| Ò | Ò | Ò | latin capital letter O with grave | 
| Ó | Ó | Ó | latin capital letter O with acute | 
| Ô | Ô | Ô | latin capital letter O with circumflex | 
| Õ | Õ | Õ | latin capital letter O with tilde | 
| Ö | Ö | Ö | latin capital letter O with diaeresis | 
| × | × | × | multiplication sign | 
| Ø | Ø | Ø | latin capital letter O with slash | 
| Ù | Ù | Ù | latin capital letter U with grave | 
| Ú | Ú | Ú | latin capital letter U with acute | 
| Û | Û | Û | latin capital letter U with circumflex | 
| Ü | Ü | Ü | latin capital letter U with diaeresis | 
| Ý | Ý | Ý | latin capital letter Y with acute | 
| Þ | Þ | Þ | latin capital letter THORN | 
| ß | ß | ß | latin small letter sharp s - ess-zed | 
| à | à | à | latin small letter a with grave | 
| á | á | á | latin small letter a with acute | 
| â | â | â | latin small letter a with circumflex | 
| ã | ã | ã | latin small letter a with tilde | 
| ä | ä | ä | latin small letter a with diaeresis | 
| å | å | å | latin small letter a with ring above | 
| æ | æ | æ | latin small letter ae | 
| ç | ç | ç | latin small letter c with cedilla | 
| è | è | è | latin small letter e with grave | 
| é | é | é | latin small letter e with acute | 
| ê | ê | ê | latin small letter e with circumflex | 
| ë | ë | ë | latin small letter e with diaeresis | 
| ì | ì | ì | latin small letter i with grave | 
| í | í | í | latin small letter i with acute | 
| î | î | î | latin small letter i with circumflex | 
| ï | ï | ï | latin small letter i with diaeresis | 
| ð | ð | ð | latin small letter eth | 
| ñ | ñ | ñ | latin small letter n with tilde | 
| ò | ò | ò | latin small letter o with grave | 
| ó | ó | ó | latin small letter o with acute | 
| ô | ô | ô | latin small letter o with circumflex | 
| õ | õ | õ | latin small letter o with tilde | 
| ö | ö | ö | latin small letter o with diaeresis | 
| ÷ | ÷ | ÷ | division sign | 
| ø | ø | ø | latin small letter o with slash | 
| ù | ù | ù | latin small letter u with grave | 
| ú | ú | ú | latin small letter u with acute | 
| û | û | û | latin small letter u with circumflex | 
| ü | ü | ü | latin small letter u with diaeresis | 
| ý | ý | ý | latin small letter y with acute | 
| þ | þ | þ | latin small letter thorn | 
| ÿ | ÿ | ÿ | latin small letter y with diaeresis |