| Control code | 7-bit form | 8-bit form | Notes |
| LS0 | 0x0F | 0x0F | ^O; also called shift-in, SI |
| LS1 | 0x0E | 0x0E | ^N; also called shift-out, SO |
| LS2 | 0x1B6E | 0x1B6E | ESC n |
| LS3 | 0x1B6F | 0x1B6F | ESC o |
| SS2 | 0x1B4E | 0x8E | ESC N |
| SS3 | 0x1B4F | 0x8F | ESC O |
| LS1R | n/a | 0x1B7E | ESC ~ |
| LS2R | n/a | 0x1B7D | ESC } |
| LS3R | n/a | 0x1B7C | ESC | |