Home Postcode finder VIC Lancaster Lancaster postcode VIC Lancaster is a locality in Victoria covered by postcode 3620. Postcode 3620 State or territory Victoria (VIC) Region Vic Far Country Add a free Lancaster business listing More business listings in Lancaster Businesses in LancasterLancaster Primary SchoolWeller Rd · 03 58552560 Common questionsWhat is the postcode for Lancaster?Lancaster, VIC has the postcode 3620.What state is Lancaster in?Lancaster is in Victoria (VIC).Does postcode 3620 cover more than one suburb?Yes. Postcode 3620 covers 7 localities, so the postcode alone does not identify Lancaster. Browse other postcodes in Victoria, or widen the search to every Australian postcode.