Toba-Maskoy

Alto Paraguay department: Puerto Guarani area south; Concepción and Presidente Hayes departments: Boquerón Kue, Casanillo-Aldea Campo Rayo, Casanillo-Aldea Capiatá, Casanillo-Aldea Casanillo, Casanillo-Aldea Linda Vista, Casanillo-Campo Aroma, Casanillo-San Rafael, Castilla, Estancia Laguna Porã, Livio Fariña-Pueblito, María Auxiliadora-Km 40, Pozo Amarillo, Riacho Mosquito, San Isidro-Km 39; confluence, Apa and Paraguai rivers.