| 62331 | Yarns, mail order retail trade services of | |
| 62131 | Yarns, non-specialized store retail trade services of | |
| 62431 | Yarns, other non-store retail trade services of | |
| 86321 | Yarns, printing of | |
| 62531 | Yarns, retail trade services of, on a fee or contract basis | |
| 62231 | Yarns, specialized store retail trade services of | |
| 61131 | Yarns, wholesale trade services of, except on a fee or contract basis | |
| 61231 | Yarns, wholesale trade services of, on a fee or contract basis | |
| 95993 | Youth associations, services provided by | |
| 63194 | Youth holiday camps and related services | |
| 63193 | Youth hostel services | |
| 63193 | Youth hostels and related services | |
| 63194 | Youth training camps and related services | |