ðə θˈɜːtiːn.nˈaɪnti ˈeɪt skwˈɛɹ kɪlˈɑːmɪɾɚɹ ˈɛɹiə ʌvðə mjuːnˈɪsɪpˈælᵻɾi ɪz bˈoːɹdɚd baɪ ɑːsˈuːnə ɔnðə wˈɛst wˌɛɹ ðə ɹˈiːoʊ blˈæŋkoʊ dᵻvˈaɪdz ðə tˈuː.
The 13.98 square kilometer area of the municipality is bordered by Osuna on the west where the Río Blanco divides the two.