Billiat sī ūi-tī Hoat-kok Rhône-Alpes tōa-khu Ain séng ê chi̍t-ê commune.

Billiat
—  Commune  —
Billiat ê kéng-sek
Billiat ê kéng-sek
Billiat is located in Hoat-kok
Billiat
Billiat
Billiat tī Hoat-kok ê tāi-lio̍k ūi-tì
Keng-hūi-tō͘: 46°4′37″N 5°47′7″E / 46.07694°N 5.78528°E / 46.07694; 5.78528
Kok-ka  Hoat-kok
Toā-khu Rhône-Alpes
Koān Ain
Kūn

Tē-lí siu-kái

Tī Billiat ê sì-ûi ū Bellegarde-sur-Valserine, Haut-Valromey, Injoux-Génissiat, Villes, kap Saint-Germain-sur-Rhône téng siâⁿ-chhī he̍k-chiá chng-siā.

Jîn-kháu siu-kái

Nî-tō͘ 1968 1975 1982 1990 1999 2007 2012
Jîn-kháu 216 293 348 396 411 444 547
Bi̍t-tō͘ (jîn-kháu/km²) 15.8 21.4 25.4 28.9 30.0 32.4 39.9

Chham-khó siu-kái