Service Alerts

Last update: Oct. 13, 2019, 12 noon ET

California power outages

California’s largest utility is cutting power to parts of the state due to the threat of high winds and extreme fire hazard. Hundreds of thousands of customers of Pacific Gas and Electric are affected, including many Post Office locations. The status and location of the outages are fluid. Customers can expect impacts to retail operations in affected offices. We appreciate your patience as we work to respond to these power outages.

See Current delivery issues under Residential customers below.

USPS Service Alerts provide information to consumers, small businesses and business mailers about postal facility service disruptions due to weather-related and other natural disasters or events.

Visit or to prepare for hurricanes and severe weather.

Service disruptions

Residential customers and small businesses can learn if mail is being delivered, or if their Post Offices are open. Business mailers get more detailed information about USPS mail processing facilities, and the operating status of delivery units, as well as any impacts on mail delivery overseas.

Contact us

Residential customers

Residential customers should check this Mail Service Disruptions website first for current, frequently-updated information about whether mail is being delivered to your neighborhood or if your local Post Office is open. Or you can call our customer service center at 1-800-ASK-USPS (800-275-8777).

Business mailers

Business customers should contact the Business Service Network headquarters communications manager for additional service information or to report a disruption. You can email us at

Business customers needing additional support or who have questions should contact your local Business Service Network or visit PostalPro.