Terrabella Parish is a civil parish of Gordon County, New South Wales.Robert McLean, The New atlas of Australia : the complete work containing over one hundred maps and full descriptive geography of New South Wales, Victoria, Queensland, South Australia and Western Australia, together with numerous illustrations and copious indices (Sydney :John Sands, [1886) Map 14. a Cadastral divisions of New South Wales.

The parish is on the Macquarie River and Little River Creek, midway between Dubbo and Wellington, New South Wales. County of Gordon New South Wales, 1918 map. the nearest town. The Murrumbidoera falls are in the parish and the Molong–Dubbo railway line passes through the parish.

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