| Locality | Post Code |
|---|---|
| Pajaritos, Coatzacoalcos | 96384 |
| PEMEX, Coatzacoalcos | 96380 |
| Pescadores, Coatzacoalcos | 96380 |
| Rabon Grande, Coatzacoalcos | 96380 |
| Rincón Grande, Coatzacoalcos | 96384 |
| Vicente Lombardo Toledano, Coatzacoalcos | 96380 |
| Villa San Martín, Coatzacoalcos | 96535 |
| Villas del Mar, Coatzacoalcos | 96380 |