Definition

Noun: A PO Box No. is the specific identifying number assigned to a postal office box. This number, often found on mailing addresses, indicates a rented, private mailbox located within a post office where mail is collected and held for the recipient.

Usage

This term is used almost exclusively in the context of mailing addresses to specify the location for mail delivery when it is not a street address. - When writing an address, "PO Box No." is followed by the actual number. - It is commonly abbreviated as P.O. Box No., PO Box, or simply Box.

Examples

• Please send the package to PO Box No. 12345, Springfield.
• The invoice should be mailed to our P.O. Box No. 789.
• Her address is listed as Box No. 456, Central Post Office.

Advanced Usage

• Formal Correspondence: In formal business or legal documents, the full phrase "Post Office Box Number" may be used for clarity.
  • The registered agent's address is Post Office Box Number 1001.
• Digital Forms: Online forms often have a specific field labeled "PO Box" for entering this number separately from a street address.

Variants and Related Words

• PO Box (n.): The more common, shortened form.
  • Mail it to PO Box 442.
• Post Office Box (n.): The full, formal term.
• Lockbox (n.): A similar secured mailbox, often provided by a commercial service rather than a post office.

Synonyms

• Mailbox number
• Postal box number

Notes

• "PO Box No." is a compound noun phrase. The core target word for addressing purposes is the number itself (e.g., 12345).
• It is not typically used in spoken language as a standalone phrase; one would usually say, "It's PO Box one-two-three-four-five," or "Send it to my PO box."

Noun

1. the number of a letter box at the post office where mail is collected