Location: MX 186 and MX 259, Carmen Mileage sign after the 259 junction. Location: MX 186 and MX 259, Carmen Overhead sign just after the 259 junction. Location: MX 186 and Carr. San Isidro, Carmen Turn right for an unnumbered state highway spur to San Isidro. Location: MX 186 and Cll. Pital, Nuevo Pital Shortly … Continue reading Mexico Carretera Federal 186, MX-259 to MX-221