Full-Form of C/O | Care Of Definition And Meaning | Key Facts And Latest Updates—2021

Full-Form of C/O | Care Of Definition And Meaning | Key Facts And Latest Updates—2021

We often notice the acronym C/O in envelopes and other communications. What does it signify? Well, C/O actually means Care of. It refers to an intermediary who acts as a bridge between the postal system and a final addressee whose name is mentioned on the envelope.

In both business and general purposes, C/O has a significant use while addressing a letter to somebody. The phrase care of means a recipient may or may not be physically present to receive the parcel or envelope at a particular time. In such cases, the postal official should normally deliver that parcel or envelope to the person whose name is mentioned just after care of.

How to Use C/O While Sending Letters? 

It’s simple. In the first line of address, mention the name of the actual person to whom the letter is literally addressed to. In the next line, use C/O followed by the name or company (brand) name related to that person.

For example; If you are a tenant and new in the locality, you can use the name of your landlord in the care of section after your name. Similarly, you can mention the name of your ‘office or company name’ in the care of section while receiving any parcel or envelope at your office address.

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Performa of How to Use C/O in Official Correspondence


Wisdom David,

C/O Dazzle Enterprises,

Times Square

New York 10018

Similarly, if someone is staying put at a hotel but you are not aware of their room number, you can use the name of that hotel in the care of section to contact that person.

In some rare cases, care of is used to send a special message to another person through his friends, relatives, or acquaintances.

We usually write the name of the recipient in the first line followed by the name of acquaintances in the second line after care of.

The Practical Utility of Care Of

When a postal official is delivering a registered letter or envelope to a recipient, then either the recipient or the person whose name is mentioned in the care of becomes legally eligible to receive the letter or parcel.

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The Conclusion

Though a person receives or acknowledges a mail on behalf of the actual addressee, they are fully aware that the mail or letter is not intended for them. They just act as an intermediary and are entrusted to receive the mail and give the same to the actual recipient.

Ethically speaking, a person whose name is mentioned in the C/O shouldn’t open the mail or read it without taking prior permission from the actual recipient to do so. It completely works on faith and trust.

People shouldn’t misuse the convention of care of. If people start infringing upon the recipient’s privacy by opening the parcel that he or she has received on behalf of the addressee, it may lead to a complete stoppage of the use of care of in the future.

FAQs (Frequently Asked Questions)

In which types of correspondences, do we use C/O?

For all types of correspondences, be it business or personal, one can use C/O when they don’t know whether the actual addressee will be there to receive the same or not.

In which countries can I use C/O? Do the post office personnel understand the same?

C/O is a universal acronym. And you can use it anywhere across the world while sending something to someone through post or courier.

Is it compulsory to mention C/O in all letters?

Absolutely not. If the addressee is a permanent resident of that particular locality and is well-known in that area, you can directly use his or her name and send your letter. You need not use C/O in such cases.


KS – A Digital Marketing Expert By PASSION but not only by PROFESSION. Interest in making knowledge available to everybody made my entry into Online digital Marketing. Responsible for enforcing more than a few trade strategies and generate organic, paid effects grabbing attention of potential users. Helps businesses use information to power digital alternate and influences folks with the ideas of Digital Marketing.

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