There are a total of 165 Postal Codes in Junín Region Peru
| Postal Code | Place Name | Region | Province |
|---|---|---|---|
| 12000 | Huancayo | Junín | Huancayo |
| 12001 | Huancayo | Junín | Huancayo |
| 12002 | Chilca | Junín | Huancayo |
| 12003 | Huancayo | Junín | Huancayo |
| 12004 | El Tambo | Junín | Huancayo |
| 12006 | Pilcomayo | Junín | Huancayo |
| 12007 | El Tambo | Junín | Huancayo |
| 12051 | Huancan | Junín | Huancayo |
| 12100 | San Agustín | Junín | Huancayo |
| 12105 | Hualhuas | Junín | Huancayo |
| 12110 | Saño | Junín | Huancayo |
| 12115 | San Jerónimo de Tunán | Junín | Huancayo |
| 12116 | San Jerónimo de Tunán | Junín | Huancayo |
| 12120 | Quilcas | Junín | Huancayo |
| 12125 | Concepción | Junín | Concepción |
| 12126 | Concepción | Junín | Concepción |
| 12130 | Nueve de Julio | Junín | Concepción |
| 12135 | Matahuasi | Junín | Concepción |
| 12140 | Apata | Junín | Jauja |
| 12145 | San Lorenzo | Junín | Jauja |
| 12150 | El Mantaro | Junín | Jauja |
| 12155 | Huamalí | Junín | Jauja |
| 12160 | Ataura | Junín | Jauja |
| 12165 | Masma | Junín | Jauja |
| 12170 | Masma Chicche | Junín | Jauja |
| 12175 | Julcán | Junín | Jauja |
| 12180 | Molinos | Junín | Jauja |
| 12205 | Quichuay | Junín | Huancayo |
| 12210 | Ingenio | Junín | Huancayo |
| 12215 | Heroinas Toledo | Junín | Concepción |
| 12220 | Comas | Junín | Concepción |
| 12221 | Comas | Junín | Concepción |
| 12225 | Cochas | Junín | Concepción |
| 12230 | Mariscal Castilla | Junín | Concepción |
| 12235 | Andamarca | Junín | Concepción |
| 12236 | Andamarca | Junín | Concepción |
| 12241 | San Domingo de Acobamba | Junín | Huancayo |
| 12245 | Pariahuanca | Junín | Huancayo |
| 12246 | Pariahuanca | Junín | Huancayo |
| 12250 | Pampa Hermosa | Junín | Satipo |
| 12251 | Pampa Hermosa | Junín | Satipo |
| 12255 | Coviriali | Junín | Satipo |
| 12256 | Coviriali | Junín | Satipo |
| 12260 | Satipo | Junín | Satipo |
| 12261 | Satipo | Junín | Satipo |
| 12301 | Mazamari | Junín | Satipo |
| 12310 | Llaylla | Junín | Satipo |
| 12311 | Llaylla | Junín | Satipo |
| 12320 | Pangoa | Junín | Satipo |
| 12321 | Pangoa | Junín | Satipo |
| 12330 | Río Tambo | Junín | Satipo |
| 12331 | Río Tambo | Junín | Satipo |
| 12400 | Sapallanca | Junín | Huancayo |
| 12401 | Sapallanca | Junín | Huancayo |
| 12405 | Pucará | Junín | Huancayo |
| 12408 | Huayucachi | Junín | Huancayo |
| 12410 | Huayucachi | Junín | Huancayo |
| 12415 | Viques | Junín | Huancayo |
| 12419 | Huacrapuquio | Junín | Huancayo |
| 12420 | Cullhuas | Junín | Huancayo |
| 12425 | Huamancaca Chico | Junín | Chupaca |
| 12428 | Tres de Diciembre | Junín | Chupaca |
| 12430 | Chongos Bajo | Junín | Chupaca |
| 12436 | Colca | Junín | Huancayo |
| 12440 | Chacapampa | Junín | Huancayo |
| 12442 | Carhuacallanga | Junín | Huancayo |
| 12445 | Huasicancha | Junín | Huancayo |
| 12450 | Chongos Alto | Junín | Huancayo |
| 12451 | Chicche | Junín | Huancayo |
| 12455 | Chupaca | Junín | Chupaca |
| 12456 | Chupaca | Junín | Chupaca |
| 12460 | San Juan de Yscos | Junín | Chupaca |
| 12465 | Ahuac | Junín | Chupaca |
| 12466 | Ahuac | Junín | Chupaca |
| 12470 | Yanacancha | Junín | Chupaca |
| 12475 | San Juan de Jarpa | Junín | Chupaca |
| 12480 | Huachac | Junín | Chupaca |
| 12485 | Manzanares | Junín | Concepción |
| 12490 | Chambará | Junín | Concepción |
| 12495 | San José de Quero | Junín | Concepción |
| 12496 | San José de Quero | Junín | Concepción |
| 12500 | Sicaya | Junín | Huancayo |
| 12501 | Sicaya | Junín | Huancayo |
| 12504 | Orcotuna | Junín | Concepción |
| 12505 | Mito | Junín | Concepción |
| 12510 | Aco | Junín | Concepción |
| 12513 | Sincos | Junín | Jauja |
| 12515 | Leonor Ordoñez | Junín | Jauja |
| 12520 | Muqui | Junín | Jauja |
| 12525 | Muquiyauyo | Junín | Jauja |
| 12530 | Huaripampa | Junín | Jauja |
| 12535 | Paccha | Junín | Yauli |
| 12540 | Parco | Junín | Jauja |
| 12545 | Llocllapampa | Junín | Jauja |
| 12550 | Curicaca | Junín | Jauja |
| 12555 | Canchayllo | Junín | Jauja |
| 12560 | Chacapalpa | Junín | Yauli |
| 12565 | Huay Huay | Junín | Yauli |
| 12570 | Suitucancha | Junín | Yauli |
| 12575 | La Oroya | Junín | Yauli |
| 12576 | La Oroya | Junín | Yauli |
| 12585 | Paccha | Junín | Jauja |
| 12590 | Yauli | Junín | Yauli |
| 12591 | Yauli | Junín | Yauli |
| 12595 | Morococha | Junín | Yauli |
| 12596 | Morococha | Junín | Yauli |
| 12600 | Yauyos | Junín | Jauja |
| 12601 | Jauja | Junín | Jauja |
| 12615 | Huertas | Junín | Jauja |
| 12620 | Acolla | Junín | Jauja |
| 12621 | Acolla | Junín | Jauja |
| 12625 | Marco | Junín | Jauja |
| 12630 | Janjaillo | Junín | Jauja |
| 12635 | Pomacancha | Junín | Jauja |
| 12640 | Tunan Marca | Junín | Jauja |
| 12645 | Huaricolca | Junín | Tarma |
| 12650 | Tarma | Junín | Tarma |
| 12651 | Tarma | Junín | Tarma |
| 12655 | La Unión | Junín | Tarma |
| 12700 | Acobamba | Junín | Tarma |
| 12701 | Acobamba | Junín | Tarma |
| 12710 | Palcamayo | Junín | Tarma |
| 12711 | Palcamayo | Junín | Tarma |
| 12720 | San Pedro de Cajas | Junín | Tarma |
| 12721 | San Pedro de Cajas | Junín | Tarma |
| 12730 | Junín | Junín | Junín |
| 12731 | Junín | Junín | Junín |
| 12740 | Carhuamayo | Junín | Junín |
| 12741 | Carhuamayo | Junín | Junín |
| 12750 | Ulcumayo | Junín | Junín |
| 12751 | Ulcumayo | Junín | Junín |
| 12760 | Ondores | Junín | Junín |
| 12770 | Santa Barbara de Carhuacayan | Junín | Yauli |
| 12780 | Marcapomacocha | Junín | Yauli |
| 12800 | Pancan | Junín | Jauja |
| 12805 | San Pedro de Chunán | Junín | Jauja |
| 12810 | Paca | Junín | Jauja |
| 12815 | Yauli | Junín | Jauja |
| 12820 | RIicran | Junín | Jauja |
| 12825 | Tapo | Junín | Tarma |
| 12826 | Tapo | Junín | Tarma |
| 12830 | Palca | Junín | Tarma |
| 12831 | Palca | Junín | Tarma |
| 12835 | Huasahuasi | Junín | Tarma |
| 12836 | Huasahuasi | Junín | Tarma |
| 12840 | San Ramón | Junín | Chanchamayo |
| 12841 | San Ramón | Junín | Chanchamayo |
| 12845 | Vitoc | Junín | Chanchamayo |
| 12850 | Monobamba | Junín | Jauja |
| 12855 | Chanchamayo | Junín | Chanchamayo |
| 12856 | Chanchamayo | Junín | Chanchamayo |
| 12860 | San Luis de Shuaro | Junín | Chanchamayo |
| 12861 | San Luis de Shuaro | Junín | Chanchamayo |
| 12865 | Perené | Junín | Chanchamayo |
| 12866 | Pichanaqui | Junín | Chanchamayo |
| 12867 | Perené | Junín | Chanchamayo |
| 12875 | Río Negro | Junín | Satipo |
| 12876 | Río Negro | Junín | Satipo |