Mailing services revenue for the quarter ended Dec. 31 was $15.30 billion, 3.3% lower than in the year-ago quarter. The Postal Service suffered its largest decline in first-class mail: Revenue in the quarter was $8.77 billion, down 5.8% from the same period last year, as volume declined about the same.
Standard mail, used more often in commercial mailings, saw increases in both revenue and volume. Revenue totaled $4.99 billion, up 7.1% from a year ago, as volume rose 8.6%. However, standard mail generates less revenue than first-class mail.