App developer S4BB has announced their launching of 7 additional Pacific rim cities for their Useful Numbers series of travel apps. Useful Numbers includes an offline listing of phone numbers that could potentially save your ass while travelling in a big city.
Useful Numbers now has apps for Beijing, Guangzhou, Los Angeles, Macau, San Francisco, Shanghai and Shenzen. Each application provides the user with an extended list of phone numbers in various categories such as airlines, banking, hotels and more. Thanks to the integrated search function, finding a specific phone number is easy.