ELCO
| Acronym | Definition |
|---|---|
| ELCO | Electronic Company |
| ELCO | El Camino |
| ELCO | Eastern Lebanon County (school district, Pennsylvania) |
| ELCO | Enseignement des Langues et Cultures d'Origine (French: Teaching of Languages and Cultures of Origin) |
| ELCO | Electrolytic Capacitor |
| ELCO | Ecological Life and Culture Organization (Japan) |
| ELCO | Employees Life Company (Mutual) |
| ELCO | Early Opening Local Census Office |
| ELCO | Evangelical Lutheran Church in Oldenburg (Germany) |