Most of the Codex Sinaiticus has four columns per page of vellum. The letter to Philemon starts at the top of the rightmost column of a verso. Seen below, there is a very faint identification above the column (ΠΡΟC ΦΙΛΗΜΟΝΑ – ‘to Philemon’), although I do not think that it is original to the manuscript.* […]

via Philemon in the Codex Sinaiticus — A Workbook of New Testament Greek