| J30 | Vasomotor and allergic rhinitis |
| J30.0 | Vasomotor rhinitis |
| J30.1 | Allergic rhinitis due to pollen |
| J30.2 | Other seasonal allergic rhinitis |
| J30.5 | Allergic rhinitis due to food |
| J30.8 | Other allergic rhinitis |
| J30.81 | Allergic rhinitis due to animal (cat) (dog) hair and dander |
| J30.89 | Other allergic rhinitis |
| J30.9 | Allergic rhinitis, unspecified |
| J31 | Chronic rhinitis, nasopharyngitis and pharyngitis |
| J31.0 | Chronic rhinitis |
| J31.1 | Chronic nasopharyngitis |
| J31.2 | Chronic pharyngitis |
| J32 | Chronic sinusitis |
| J32.0 | Chronic maxillary sinusitis |
| J32.1 | Chronic frontal sinusitis |
| J32.2 | Chronic ethmoidal sinusitis |
| J32.3 | Chronic sphenoidal sinusitis |
| J32.4 | Chronic pansinusitis |
| J32.8 | Other chronic sinusitis |
| J32.9 | Chronic sinusitis, unspecified |
| J33 | Nasal polyp |
| J33.0 | Polyp of nasal cavity |
| J33.1 | Polypoid sinus degeneration |
| J33.8 | Other polyp of sinus |
| J33.9 | Nasal polyp, unspecified |
| J34 | Other and unspecified disorders of nose and nasal sinuses |
| J34.0 | Abscess, furuncle and carbuncle of nose |
| J34.1 | Cyst and mucocele of nose and nasal sinus |
| J34.2 | Deviated nasal septum |
| J34.3 | Hypertrophy of nasal turbinates |
| J34.8 | Other specified disorders of nose and nasal sinuses |
| J34.81 | Nasal mucositis (ulcerative) |
| J34.89 | Other specified disorders of nose and nasal sinuses |
| J34.9 | Unspecified disorder of nose and nasal sinuses |
| J35 | Chronic diseases of tonsils and adenoids |
| J35.0 | Chronic tonsillitis and adenoiditis |
| J35.01 | Chronic tonsillitis |
| J35.02 | Chronic adenoiditis |
| J35.03 | Chronic tonsillitis and adenoiditis |
| J35.1 | Hypertrophy of tonsils |
| J35.2 | Hypertrophy of adenoids |
| J35.3 | Hypertrophy of tonsils with hypertrophy of adenoids |
| J35.8 | Other chronic diseases of tonsils and adenoids |
| J35.9 | Chronic disease of tonsils and adenoids, unspecified |
| J36 | Peritonsillar abscess |
| J37 | Chronic laryngitis and laryngotracheitis |
| J37.0 | Chronic laryngitis |
| J37.1 | Chronic laryngotracheitis |
| J38 | Diseases of vocal cords and larynx, not elsewhere classified |
| J38.0 | Paralysis of vocal cords and larynx |
| J38.00 | Paralysis of vocal cords and larynx, unspecified |
| J38.01 | Paralysis of vocal cords and larynx, unilateral |
| J38.02 | Paralysis of vocal cords and larynx, bilateral |
| J38.1 | Polyp of vocal cord and larynx |
| J38.2 | Nodules of vocal cords |
| J38.3 | Other diseases of vocal cords |
| J38.4 | Edema of larynx |
| J38.5 | Laryngeal spasm |
| J38.6 | Stenosis of larynx |
| J38.7 | Other diseases of larynx |
| J39 | Other diseases of upper respiratory tract |
| J39.0 | Retropharyngeal and parapharyngeal abscess |
| J39.1 | Other abscess of pharynx |
| J39.2 | Other diseases of pharynx |
| J39.3 | Upper respiratory tract hypersensitivity reaction, site unspecified |
| J39.8 | Other specified diseases of upper respiratory tract |
| J39.9 | Disease of upper respiratory tract, unspecified |