The national scanning score was 97 percent during the week ending Jan. 15, up from one week earlier.
Western (97.49 percent) remained in first place among the areas. Great Lakes (97.03 percent) climbed three spots to take second and Eastern (97.01 percent) finished third.
Among the districts, Arkansas (98.26 percent) maintained its hold on first place. Western New York (97.91 percent) was second, while Dakotas (97.83 percent) rose two slots to take third.
Scanning allows customers to track their packages and other mail. It also helps the Postal Service improve efficiency and network management.
Informational videos about scanning are available at USPS-TV.