box number

noun

"box-number" is a 9-letter English headword indexed on PlainSpell.

The verdict

“box number” is uncommon English (outside the top frequency list), classed as a noun. The kind of spelling people second-guess.

Unranked
below top-frequency English
10
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A numerical address for postal correspondence, managed by a company or organisation on behalf of the addressee, and used e.g. for convenience, if one does not have a suitable physical address for r...

Corpus desk

Index EN-box-number · box number · English

box number · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-MEGA 10 letters
  • VOW-3 3 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "B" thin
  • PHOTO-UNK Peer pending

Read with this headword: Spelling guide for this pattern

Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.

Key facts for box number
PropertyValue
Headwordbox number
LanguageEnglish
Part of speechNoun
Letters10
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “box number” in English

box numberfalls outside the top-100,000 ranked English words, the long-tail zone of technical, archaic, or low-frequency vocabulary, exactly where readers second-guess spellings most.

Beyond rank #100,000. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

box number is uncommon English outside the top frequency list, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "A numerical address for postal correspondence, managed by a company or organisation on behalf of the addressee, and used e.g. for convenience, if one does not have a suitable physical address for r...".

No misspelling variants are generated for box number in our index, which points to an orthography that plays by predictable English rules. No close-neighbour confusable shows up for this headword in our dataset, which typically means the spelling is too distinctive to be mistaken for another word.

Etymologically, the entry records: Literally, the number of a box into which mail for a particular recipient is placed. The correct English form is box number, spelled B-O-X- -N-U-M-B-E-R.

Definition

  1. 1
    A numerical address for postal correspondence, managed by a company or organisation on behalf of the addressee, and used e.g. for convenience, if one does not have a suitable physical address for receiving mail, or to avoid giving one's real address (e.g. in a newspaper advertisement).

Recorded use

Wiktionary examples

These source excerpts show how box number appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.

  1. They didn't give me a proper address, only a box number.
  2. Would anyone with knowledge of the present whereabouts of Mrs Doris Miggins, formerly of Station Road, please contact Box No. 99, Puddletown Evening Gazette.

Etymology

Literally, the number of a box into which mail for a particular recipient is placed.

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "box number"?
"box number" is spelled B-O-X- -N-U-M-B-E-R.
What does "box number" mean?
As a noun, "box number" means: A numerical address for postal correspondence, managed by a company or organisation on behalf of the addressee, and used e.g. for convenience, if one does not have a suitable physical address for r...
What is the origin of the word "box number"?
Literally, the number of a box into which mail for a particular recipient is placed. See the full etymology section above for more details.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list