Callosa de Segura, royal town and city Historical milestone · Callosa de Segura, El Baix Segura, Alicante Image of Callosa de Segura, not of the place itself. Callosa emancipated itself from Orihuela in 1579 and Felipe IV granted it in 1638 the privilege of royal villa, with its own jurisdiction. Later, in 1925, Alfonso XIII raised the town to the category of city, when hemp gave work to almost all the residents. 1638 Photo: Eduardo Manchon (CC BY-SA 3.0) What to see and do in Callosa de Segura