California - Retail counters at Post Offices in Central and Northeastern Missouri and Central and Southern Illinois will be closed on Monday, Sept. 5, in observance of Labor Day.
There will be no mail delivery, caller service or Post Office Box service. All services resume on Tuesday, Sept. 6.
The California Post Office 65018 will close early on Saturday, Sept. 3. The hours of operation for Saturday will be 8-10 a.m. Regular hours will resume on Tuesday, Sept. 6.