Home Postcode finder NSWDL San Isidore San Isidore postcode NSWDL San Isidore is a locality in New South Wales covered by postcode 2650. Postcode 2650 State or territory New South Wales (NSWDL) Region Canberra Add a free San Isidore business listing Be the first listing in San Isidore Common questionsWhat is the postcode for San Isidore?San Isidore, NSWDL has the postcode 2650.What state is San Isidore in?San Isidore is in New South Wales (NSWDL).Does postcode 2650 cover more than one suburb?Yes. Postcode 2650 covers 52 localities, so the postcode alone does not identify San Isidore. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.