David City Post Office, 411 N 4th St., 68632-998 – Temporarily closed due to facility repairs. Retail and PO Box services have been redirected to the Rising City Post Office, 750 Main St., 68658-3876. Retail Hours are Monday through Friday 8 a.m. to noon, 1 p.m. to 5 p.m., Saturday 8:15 a.m. to 9 a.m.