어학원백과사전
| 번호 | 제목 | 주 | 도시 |
|---|---|---|---|
| 9 |
[Georgetown University, Washington]
  |
District of Columbia | 워싱턴 |
| 8 |
[International Language Institute, Washington D.C]
|
District of Columbia | 워싱턴 |
| 7 |
[Inlingua Washington, Washington]
|
District of Columbia | 워싱턴 |
| 6 |
[Johns Hopkins University, Washington DC]
|
District of Columbia | 워싱턴 |
| 5 |
[LADO International College, Washington DC]
|
District of Columbia | 워싱턴 |
| 4 |
[English Now, Bethesda]
|
District of Columbia | 베데스다 |
| 3 |
International Center for Language Studies, Washington D.C
|
District of Columbia | |
| 2 |
[KAPLAN] 워싱턴DC 센터
|
District of Columbia | 워싱턴DC |
| 1 |
[ELS] 미국 최고의 연수기관 (도심센터)
|
District of Columbia | 워싱턴 DC |