c/o

See also: Appendix:Variations of "co"

English

c/o

Examples (mailing address)
Mr. John Q. Teacher c/o Independence High School 1776 Oak Park Ave. Freedom Heights, IL 55512-zxx

(shipping) Abbreviation of care of, used to identify an intermediary who is responsible for transferring a piece of mail between the postal system and the final addressee.
- 1976-1977, Lou Sullivan, personal diary, quoted in 2019, Ellis Martin, Zach Ozma (editors), We Both Laughed In Pleasure
  Sunday I penned my letter, Monday I mailed it c/o the high school.
Anna c/o Bob ― Anna at Bob's address

Send your mail to me c/o Mr. John Smith.

“But he sent it to you, didn't he?” “No, he sent it to himself c/o me.”
(medicine) Abbreviation of complain of, used to identify symptoms described by a patient.
- 2009, Carol J. Rollins, “Adult Enteral Nutrition”, in Terry L. Schinghammer, Julia M. Koehler, editors, Pharmacotherapy Casebook: A Patient-Focused Approach‎^[1], 7th edition, McGraw Hill, →DOI, →ISBN, page 366:
  She was admitted to the hospital 6 days ago with c/o nausea, vomiting, and RUQ [right upper quadrant of the abdomen] pain. Her diet has not advanced beyond clear liquids, which she failed to tolerate on two attempts. Roa continues to c/o nausea and RUQ pain.

(medicine): Frequently used in the notes taken by a doctor during a medical encounter.

(abbreviation) identifies intermediary in delivering mail — see also care of

c/o (plural c/os)

(shipping) Initialism of certificate of origin, a document describing a product's country of origin.

Borrowed from English c/o. According to SO attested since 1906.

As English "care of".

c/o

c/o
Anders Anderson c/o Sven Svenson, Kungsgatan 12
Anders Anderson c/o Sven Svenson, King's Street 12