| A |
| Alpha College of English | 4 North Great George's Street, Phibsborough | | | |
| Atlas Language School | 67 Harcourt Street, Portobello | atlaslanguageschool.com | | |
| Atlas Language School | 34A Richmond Street South, Portobello | atlaslanguageschool.com | +353 1 478 2845 | |
| C |
| Centre of English Studies | 31 Dame Street, Temple Bar | ces-schools.com | +353 1 671 4233 | |
| City Language School | 33/34 Dame Street, Temple Bar | citylanguageschool.com | +353 1 697 5525 | |
| COT College | Smithfield, no street on record | icot.ie | | |
| D |
| Delfin English School | 2 Parnell Square East, Temple Bar | delfinschool.com | +353 1 8722037 | |
| Dublin Cultural Institute | 34 Bachelors Walk, Temple Bar | dublinci.com | +353 1 8728470 | |
| E |
| EF International Language Campus Dublin | Morehampton Road, Donnybrook | ef.com | | |
| EF Language School | 29-30 Fitzwilliam Square South, Ranelagh | ef-ireland.ie | | |
| Emerald Cultural Institute | Palmerston Park, Dartry | eci.ie | +353 1 497 3361 | |
| English Language Tutorial Academy | Burgh Quay, Temple Bar | elta.ie | +353 1 679 9715 | |
| Englishour | 3 Abbey Street Lower, Temple Bar | englishour.ie | +353 1 878 6333 | |
| Erin School of English | 19-22 Dame Street, Temple Bar | erinschoolofenglish.com | +353 1 878 3684 | |
| Everest Language School | 15 Westmoreland Street, Temple Bar | everestlanguageschool.com | +353 1 559 4919 | |
| G |
| Goethe Institute | Merrion Square East, International Financial Services Centre | goethe.de | | |
| I |
| Infinity English College | 33 Dawson Street, Temple Bar | ibcenglish.com | +353 1 697 5661 | |
| International House Dublin | International Financial Services Centre, no street on record | ihdublin.com | +353 1 877 3900 | |
| K |
| Kenilworth Language Institute | 4 Kenilworth Square North, Harold's Cross | | | |
| Kings Institute of Higher Education | 42 Dawson Street, Temple Bar | kingsinstitute.academy | | |
| O |
| Olé | Drumcondra, no street on record | | | |
| S |
| Sunrise Languages | 159 Custom Hall, International Financial Services Centre | sunrise-languages.eu | +353 87 256 0618 | |
| T |
| The Centre of English School | 15/16 Dame Court, Temple Bar | | | |
| The International School of English | 66 Camden Street Lower, Portobello | iseireland.ie | | |
| The Linguaviva Centre | 45 Leeson Street Lower, Ranelagh | linguaviva.com | +35316789384 | |
| Travelling Languages | 128-130 East Wall Road, East Wall | | | |
| Y |
| YourEnglish.ie | Talbot Street, International Financial Services Centre | | | |