The US Postal Service is the only delivery service that reaches every address in the nation -- delivering to nearly 155 million addresses in every state, city and town in the country. The Postal Service and the mailing industry help power our nation’s economy, and we’re not standing still -- we never have. We have a long history of adaptation, embracing new technologies and innovating to meet the evolving needs of the people we serve. We’ll keep investing in the future because we’re always looking forward.