The following sites are included:
- Lip, Oral cavity
- Pharynx: Oropharynx, Nasopharynx, Hypopharynx
- Larynx
- Nasal Cavity and paranasal sinus
- Major Salivary Glands
- Malignant Melanoma of Upper Aerodigestive Tract
- Thyroid gland
- Unknown Primary – Cervical Nodes
Carcinomas arising in minor salivary glands of the upper aerodigestive tract are classified according to the rules for tumours of their anatomic site of origin, e.g., oral cavity.