| Locality | Latitude | Longitude | Elevation | Postal Code |
|---|---|---|---|---|
| Arroyo Quintana | -27.3667 | -59.0867 | 56 m | H3505 |
| Colonia Benítez | -27.333331 | -58.933332 | 56 m | H3510 |
| Colonia El Pilar | -27.3667 | -59.0867 | 56 m | H3505 |
| Costa Ine | -27.2667 | -58.9667 | 57 m | H3505 |
| El Tragadero | -27.3667 | -59.0867 | 56 m | H3505 |
| Isla Antequera | -27.3667 | -59.0867 | 56 m | H3505 |
| La Loma | -27.2667 | -58.9667 | 57 m | H3505 |
| La Pilar | -27.3667 | -59.0867 | 56 m | H3505 |
| Margarita Belen | -27.2667 | -58.9667 | 57 m | H3505 |
| Pilar | -27.3667 | -59.0867 | 56 m | H3505 |
| Puente Ine | -27.3667 | -59.0867 | 56 m | H3505 |
| Puerto Antequera | -27.3667 | -59.0867 | 56 m | H3505 |
| Punta de Rieles | -27.3667 | -59.0867 | 56 m | H3505 |
| Punta Nueva | -27.3667 | -59.0867 | 56 m | H3505 |
| Punta Rieles | -27.2667 | -58.9667 | 57 m | H3505 |
| San Miguel | -27.2667 | -58.9667 | 57 m | H3505 |
| Tres Horquetas | -27.633299 | -59.899999 | 67 m | H3513 |
Primero de Mayo is an Administrative divisions in Chaco Argentina.
Chaco