Postal codes in Chile

Postal codes in Chile are 7 digit numeric, grouped as NNNNNNN. The first digit generally corresponds to a Region or Province, while the next 2 correspond to the commune. The remaining 4 digits correspond to a city bloc.^[1] This system is administered by Correos de Chile.

• 1xx Northern Chile (Regions of Arica y Parinacota, Tarapacá, Antofagasta, Atacama, and Coquimbo)
• 2xx Region of Valparaíso
• 3xx Central Chile (Regions of O'Higgins, Maule, and Ñuble)
• 4xx Regions of Bíobío and Araucanía
• 5xx Regions of Los Ríos and Los Lagos
• 6xx Southern Chile (Regions of Aysén, and Magallanes y de la Antártica Chilena)
• 7xx Eastern Santiago (communes of Providencia, Las Condes, Vitacura, Lo Barnechea, Ñuñoa, La Reina, Macul and Peñalolén)
• 8xx Metropolitan Santiago (all communes from the Santiago Province not listed above, in addition to Puente Alto and San Bernardo).
• 9xx Rest of Santiago Metropolitan Region (Provinces of Chacabuco, Cordillera (except Puente Alto), Maipo (except San Bernardo), Melipilla and Talagante).