番号 (ばんごう) Japanese meaning | KotomoraUsage patterns
〈物〉に番号を付けるto assign a number to something
I assigned a number to each box.
番号を控えるto note down a number
I jotted down the phone number just in case.
番号を入力するto enter a number
Please enter your membership number.
番号で〈人〉を呼ぶto call someone by their number
At hospitals, patients are sometimes called by number.
〈場所〉の番号を確認するto check the number of a place
I checked the seat number before sitting down.
N4
番号 is a full noun meaning 'number' (like a phone number), whereas 番 is a suffix attached to a number to mark its position, e.g. 三番 not 三番号.
telephone number; phone number