24 — 8 codes dans 11 localités (Thaïlande).
| Code postal | Localité / Quartier | Zone administrative | Coordonnées |
|---|---|---|---|
| Khlong Kaen | Chachoengsao | 13.6861, 101.1944 | |
| Muang Chachoengsao | Chachoengsao | 13.6861, 101.1944 | |
| Bang Khla | Chachoengsao | 13.7167, 101.2167 | |
| Phanom Sarakham | Chachoengsao | 13.75, 101.35 | |
| Rachsan | Chachoengsao | 13.75, 101.35 | |
| Bang Pakong | Chachoengsao | 13.55, 101.0 | |
| Ban Pho | Chachoengsao | 13.6, 101.0833 | |
| Bang Nam Prieo | Chachoengsao | 13.85, 101.0667 | |
| Sanam Chai Khet | Chachoengsao | 13.65, 101.45 | |
| Ta Takiab | Chachoengsao | 13.65, 101.45 | |
| Paeng Yao | Chachoengsao | 13.6861, 101.1944 |