Domenic Dalessandro (Postmaster)
domenic.m.dalessandro@usps.gov
1290 Main St
Sebastian, FL 32958
Sebastian, FL 32958
The Sebastian Post Office is located in the state of Florida within Indian River County. This location serves 25,366 Sebastian residents with a median income of $43,509. It's estimated that approximately 40,487 packages pass through this post office each year.