Piarnu
 Piarnu | ||||
|---|---|---|---|---|
parish of Asturias (en)  da collective population entity of Spain (en) | ||||
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| Bayanai | ||||
| Ƙasa | Ispaniya | |||
| Kasancewa a yanki na lokaci | UTC+01:00 | |||
| Wuri | ||||
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| Ƴantacciyar ƙasa | Ispaniya | |||
| Autonomous community of Spain (en) | Asturias (en) | |||
| Province of Spain (en) | Province of Asturias (en) | |||
| Council of Asturies (en) | Castrillón (en) | |||
Piarnu ( Spanish: Pillarno ), Ta kasancce ɗaya daga cikin majami'u takwas (ƙungiyoyin gudanarwa) a cikin Castrillón, wata karamar hukuma ce a cikin lardin da kuma yankin Asturias mai cin gashin kanta, a arewacin Spain.
Yawan jama'a 791 ( INE 2005).