call number

I called the number; don’t call numbers like this.

Who read every book in the classroom library, and remembered the call numbers of favorite volumes in the school library.

“Three-two-three-point-four-four is the call number for ‘freedom of action,’ also known as liberty.

"Staff need not read the call numbers one by one on the shelf, and this reduces the routine and labour-intensive aspects," said Lee Yee Fuang, assistant director at the National Library Board.

When I was growing up, my mother was both alphabetically and thematically fastidious about her books; the shelves for which she was responsible basically required call numbers and card catalogs.