Public Services and Procurement Canada
Symbol of the Government of Canada

Important notice

The Canadian Style has been archived and won’t be updated before it is permanently deleted.

For the most up-to-date content, please consult Writing Tips Plus, which combines content from Writing Tips and The Canadian Style. And don’t forget to update your bookmarks!


5.20 Numbers used as nouns

Use numerals when numbers are referred to as nouns:

  • Highway 3
  • Channel 3
  • Grade 4
  • Bulletin No. 40
  • Revolution No. 9
  • values of 0 and 1
  • Engine No. 9 is arriving on Track 3.
  • Air Canada Flight 67 now boarding at Gate 6.