Biurrun-Olcoz is a town and municipality located in the province and autonomous community of Navarre, northern Spain.[1]
![](http://upload.wikimedia.org/wikipedia/commons/thumb/1/14/Biurrun-Olkotzeko_bandera.svg/150px-Biurrun-Olkotzeko_bandera.svg.png)
![](http://upload.wikimedia.org/wikipedia/commons/thumb/a/ab/Escudo_de_Biurrun-Olcoz.svg/150px-Escudo_de_Biurrun-Olcoz.svg.png)
References
edit- ^ "44 localidades navarras ganan derechos para el euskara al pasar a la 'zona mixta'". Naiz (in Spanish). 2017-06-22. Retrieved 2022-04-20.