All characters allowed for use in GS1 Application Identifier (AI) element strings with the exception of the Component and Parts Identifier
| Graphic symbol | Name | Graphic symbol | Name |
| ! | Exclamation mark | M | Capital letter M |
| " | Quotation mark | N | Capital letter N |
| % | Percent sign | O | Capital letter O |
| & | Ampersand | P | Capital letter P |
| ' | Apostrophe | Q | Capital letter Q |
| ( | Left parenthesis | R | Capital letter R |
| ) | Right parenthesis | S | Capital letter S |
| * | Asterisk | T | Capital letter T |
| + | Plus sign | U | Capital letter U |
| , | Comma | V | Capital letter V |
| - | Hyphen/Minus | W | Capital letter W |
| . | Full stop | X | Capital letter X |
| / | Solidus | Y | Capital letter Y |
| 0 | Digit zero | Z | Capital letter Z |
| 1 | Digit one | _ | Low line |
| 2 | Digit two | a | Small letter a |
| 3 | Digit three | b | Small letter b |
| 4 | Digit four | c | Small letter c |
| 5 | Digit five | d | Small letter d |
| 6 | Digit six | e | Small letter e |
| 7 | Digit seven | f | Small letter f |
| 8 | Digit eight | g | Small letter g |
| 9 | Digit nine | h | Small letter h |
| : | Colon | i | Small letter i |
| ; | Semicolon | j | Small letter j |
| < | Less-than sign | k | Small letter k |
| = | Equals sign | l | Small letter l |
| > | Greater-than sign | m | Small letter m |
| ? | Question mark | n | Small letter n |
| A | Capital letter A | o | Small letter o |
| B | Capital letter B | p | Small letter p |
| C | Capital letter C | q | Small letter q |
| D | Capital letter D | r | Small letter r |
| E | Capital letter E | s | Small letter s |
| F | Capital letter F | t | Small letter t |
| G | Capital letter G | u | Small letter u |
| H | Capital letter H | v | Small letter v |
| I | Capital letter I | w | Small letter w |
| J | Capital letter J | x | Small letter x |
| K | Capital letter K | y | Small letter y |
| L | Capital letter L | z | Small letter z |