Local guide listing
Port Isabel Post Office (USPS)
USPS post office for the 78578 mainland side (Port Isabel, Laguna Heights). Backup option when the island office is busy or for tenants living on the mainland side of the causeway.
At a glance
- Location
- 103 N Manautou St, Port Isabel, TX, 78578
- Phone
- (956) 943-2212
Visit the organization's external website