The Carson Post Office will alter its business hours effective February 27.

New lobby service hours at the South Side Post Office will be from 6 a.m. to 5 p.m., Monday through Friday and 9 a.m. to 5 p.m. on Saturday. Window service will be Monday through Friday from 9 a.m. to 5 p.m. and Saturday from 9 a.m. to noon.