| Locality | Latitude | Longitude | Elevation | Postal Code |
|---|---|---|---|---|
| Analco | 13.345311 | -88.442811 | 116 m | 3407 |
| Cueva Viva | 13.345311 | -88.442811 | 116 m | 3407 |
| Ereguayquin (Constanza 4) | 13.347852 | -88.387051 | 105.5 m | 3407 |
| Ereguayquin (El Calvario) | 13.32525 | -88.57018 | 33.5 m | 3407 |
| Ereguayquin (El Centro) | 13.344036 | -88.389634 | 105.5 m | 3407 |
| Ereguayquin (Ereguayquin) | 13.317958 | -88.573554 | 33.5 m | 3407 |
| Ereguayquin (La Cruz) | 13.559781 | -88.490322 | 417 m | 3407 |
| Ereguayquin (La Parroquia) | 13.38161 | -88.411583 | 221 m | 3407 |
| Ereguayquin (La PAZ) | 13.347852 | -88.387051 | 105.5 m | 3407 |
| La Ceiba | 13.343818 | -88.438244 | 116 m | 3407 |
| Los Encuentros | 13.35 | -88.38333 | 105.5 m | 3407 |
| Los Naranjos | 13.876487 | -89.674568 | 1451 m | 3407 |
| Maculis | 13.345311 | -88.442811 | 116 m | 3407 |
| Piedra Ancha | 13.447063 | -88.556531 | 416.5 m | 3407 |
| Pueblo Nuevo | 13.345311 | -88.442811 | 116 m | 3407 |
| Santa Lucia | 13.835479 | -89.438756 | 600 m | 3407 |
Ereguayquín is an Administrative divisions in Usulután El Salvador.
Usulután