| HTMLコード | ISO 数値コード | |
| @ | @ | |
| = | = | |
| © | © | © |
| ® | ® | ® |
| ™ | ™ | ™ |
| ℃ | ℃ | |
| ℉ | ℉ | |
| 〒 | 〒 | |
| 〠 | 〠 | |
| ㎜ | ㎜ | |
| ㎝ | ㎝ | |
| ㎞ | ㎞ | |
| ㎠ | ㎠ | |
| ㎡ | ㎡ | |
| ㎢ | ㎢ | |
| ㎎ | ㎎ | |
| ㎏ | ㎏ | |
| ㏄ | ㏄ | |
| ￥ | ¥ | ¥ |
| ① | ① | |
| ② | ② | |
| ③ | ③ | |
| ④ | ④ | |
| ⑤ | ⑤ | |
| ⑥ | ⑥ | |
| ⑦ | ⑦ | |
| ⑧ | ⑧ | |
| ⑨ | ⑨ | |
| ⑩ | ⑩ | |
| ⑪ | ⑪ | |
| ⑫ | ⑫ | |
| ⑬ | ⑬ | |
| ⑭ | ⑭ | |
| ⑮ | ⑮ | |
| ⑯ | ⑯ | |
| ⑰ | ⑰ | |
| ⑱ | ⑱ | |
| ⑲ | ⑲ | |
| ⑳ | ⑳ |