| Codepage | Character | Description | UTF-8 codepoint | UTF-8 bytes |
|---|---|---|---|---|
| DOS / 437 | ! | EXCLAMATION MARK | U+0021 | 0x21 |
| DOS / 720 | ! | EXCLAMATION MARK | U+0021 | 0x21 |
| DOS / 737 | ! | EXCLAMATION MARK | U+0021 | 0x21 |
| DOS / 850 | ! | EXCLAMATION MARK | U+0021 | 0x21 |
| DOS / 852 | ! | EXCLAMATION MARK | U+0021 | 0x21 |
| DOS / 855 | ! | EXCLAMATION MARK | U+0021 | 0x21 |
| DOS / 858 | ! | EXCLAMATION MARK | U+0021 | 0x21 |
| DOS / 866 | ! | EXCLAMATION MARK | U+0021 | 0x21 |
| DOS / 869 | ! | EXCLAMATION MARK | U+0021 | 0x21 |
| ISO/IEC / ISO-8859-1 | ! | EXCLAMATION MARK | U+0021 | 0x21 |
| ISO/IEC / ISO-8859-10 | ! | EXCLAMATION MARK | U+0021 | 0x21 |
| ISO/IEC / ISO-8859-11 | ! | EXCLAMATION MARK | U+0021 | 0x21 |
| ISO/IEC / ISO-8859-13 | ! | EXCLAMATION MARK | U+0021 | 0x21 |
| ISO/IEC / ISO-8859-14 | ! | EXCLAMATION MARK | U+0021 | 0x21 |
| ISO/IEC / ISO-8859-15 | ! | EXCLAMATION MARK | U+0021 | 0x21 |
| ISO/IEC / ISO-8859-16 | ! | EXCLAMATION MARK | U+0021 | 0x21 |
| ISO/IEC / ISO-8859-2 | ! | EXCLAMATION MARK | U+0021 | 0x21 |
| ISO/IEC / ISO-8859-3 | ! | EXCLAMATION MARK | U+0021 | 0x21 |
| ISO/IEC / ISO-8859-4 | ! | EXCLAMATION MARK | U+0021 | 0x21 |
| ISO/IEC / ISO-8859-5 | ! | EXCLAMATION MARK | U+0021 | 0x21 |
| ISO/IEC / ISO-8859-6 | ! | EXCLAMATION MARK | U+0021 | 0x21 |
| ISO/IEC / ISO-8859-7 | ! | EXCLAMATION MARK | U+0021 | 0x21 |
| ISO/IEC / ISO-8859-8 | ! | EXCLAMATION MARK | U+0021 | 0x21 |
| ISO/IEC / ISO-8859-9 | ! | EXCLAMATION MARK | U+0021 | 0x21 |
| Windows / Windows-1250 | ! | EXCLAMATION MARK | U+0021 | 0x21 |
| Windows / Windows-1251 | ! | EXCLAMATION MARK | U+0021 | 0x21 |
| Windows / Windows-1252 | ! | EXCLAMATION MARK | U+0021 | 0x21 |
| Windows / Windows-1253 | ! | EXCLAMATION MARK | U+0021 | 0x21 |
| Windows / Windows-1254 | ! | EXCLAMATION MARK | U+0021 | 0x21 |
| Windows / Windows-1255 | ! | EXCLAMATION MARK | U+0021 | 0x21 |
| Windows / Windows-1256 | ! | EXCLAMATION MARK | U+0021 | 0x21 |
| Windows / Windows-1257 | ! | EXCLAMATION MARK | U+0021 | 0x21 |
| Windows / Windows-1258 | ! | EXCLAMATION MARK | U+0021 | 0x21 |