| Locality | Postal Code |
|---|---|
| Postal/ZIP Codes in San Antonio Chicoana, Chicoana | A4421 XAI |
| Postal/ZIP Codes in San Fernando de Escoipe, Chicoana | A4423 XAN |
| Postal/ZIP Codes in San Joaquín, Chicoana | A4423 XAO |
| Postal/ZIP Codes in San José, Chicoana | A4421 XAJ |
| Postal/ZIP Codes in San Martin La Cuesta, Chicoana | A4415 XAT |
| Postal/ZIP Codes in Santa Ana, Chicoana | A4423 XAY |
| Postal/ZIP Codes in Santa Gertrudis, Chicoana | A4423 XAZ |
| Postal/ZIP Codes in Santa Rosa, Chicoana | A4423 XBA |
| Postal/ZIP Codes in Tilian, Chicoana | A4423 XBB |
| Postal/ZIP Codes in Toro Yaco, Chicoana | A4415 XBC |
| Postal/ZIP Codes in Valle Encantado, Chicoana | A4415 XBD |
| Postal/ZIP Codes in Villa Fanny, Chicoana | A4423 XBC |
| Postal/ZIP Codes in Yacera, Chicoana | A4415 XAU |