Home Postcode finder QLD Cecil Plains Cecil Plains postcode QLD Cecil Plains is a locality in Queensland covered by postcode 4407. Postcode 4407 State or territory Queensland (QLD) Region Toowoomba Region Add a free Cecil Plains business listing More business listings in Cecil Plains Businesses in Cecil PlainsCecil Plains State School41-47 Taylor St · 07 46609333 Common questionsWhat is the postcode for Cecil Plains?Cecil Plains, QLD has the postcode 4407.What state is Cecil Plains in?Cecil Plains is in Queensland (QLD).Does postcode 4407 cover more than one suburb?Yes. Postcode 4407 covers 4 localities, so the postcode alone does not identify Cecil Plains. Browse other postcodes in Queensland, or widen the search to every Australian postcode.