penneshaw postcode sa Home ›› Postcode Finder ›› SA ›› Penneshaw Penneshaw local listingsThe suburb of Penneshaw is located in SA and has a postcode of 5222. Free penneshaw business listing! 1Kangaroo Island Community EducationHoward Drive 08 85531067 View more business listings in penneshaw Search and find other Postcodes in South Australia or widen the search to Postcodes in Australia.