As of May 2018[update], the Rome Metro comprises three lines – A, B, and C – which together serve a total of 73 stations (counting Termini, the interchange station between Lines A and B, and San Giovanni, the interchange station between Lines A and C, only once) as listed below.
Line A (orange)
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Line A serves a total of 27 stations (including one interchange with Line B and another with Line C), most of which opened in 1980 (five stations opened in 1999 and 2000):
| Station Name | Opened | Transfer |
|---|---|---|
| Battistini | 2000 | |
| Cornelia | 2000 | |
| Baldo degli Ubaldi | 2000 | |
| Valle Aurelia | 1999 | 
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| Cipro | 1999 | |
| Ottaviano – San Pietro – Musei Vaticani | 1980 | 19 |
| Lepanto | 1980 | 19 |
| Flaminio - Piazza del Popolo | 1980 | 2 RM-VT |
| Spagna | 1980 | |
| Barberini – Fontana di Trevi | 1980 | |
| Repubblica - Teatro dell'Opera | 1980 | |
| Termini | 1980 |  5 14       LE
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| Vittorio Emanuele | 1980 | 5 14 |
| Manzoni – Museo della Liberazione | 1980 | |
| San Giovanni | 2018 |  3
|
| Re di Roma | 1980 | |
| Ponte Lungo | 1980 |  
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| Furio Camillo | 1980 | |
| Colli Albani | 1980 | |
| Arco di Travertino | 1980 | |
| Porta Furba - Quadraro | 1980 | |
| Numidio Quadrato | 1980 | |
| Lucio Sestio | 1980 | |
| Giulio Agricola | 1980 | |
| Subaugusta | 1980 | |
| Cinecittà | 1980 | |
| Anagnina | 1980 |
Line B (blue)
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Line B serves a total of 26 stations (including one interchange with Line A), on two branch lines (with 15 stations on the common section of both branch lines):
| Station Name | Opened | Transfer |
|---|---|---|
| Rebibbia | 1990 | |
| Ponte Mammolo | 1990 | |
| Santa Maria del Soccorso | 1990 | |
| Pietralata | 1990 | |
| Monti Tiburtini | 1990 | |
| Quintiliani | 2003 | |
| Tiburtina | 1990 | 
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| Station Name | Opened | Transfer |
|---|---|---|
| Jonio | 2015 | |
| Conca d'Oro | 2012 | |
| Libia | 2012 |
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| Sant'Agnese - Annibaliano | 2012 |
| Station Name | Opened | Transfer |
|---|---|---|
| Bologna | 1990 | |
| Policlinico | 1990 | 3 19 |
| Castro Pretorio | 1990 | |
| Termini | 1955 |  5 14
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| Cavour | 1955 | |
| Colosseo | 1955 | 3 |
| Circo Massimo | 1955 | 3 |
| Piramide | 1955 | 3 
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| Garbatella | 1990 | |
| Basilica S. Paolo | 1955 |
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| Marconi | 1990 | |
| EUR Magliana | 1955 |
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| EUR Palasport | 1955 | |
| EUR Fermi | 1955 | |
| Laurentina | 1955 |
Line C (green)
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As of May 2018[update], Line C serves a total of 22 stations (including one interchange with Line A), all of which opened in 2014, 2015 and 2018; two additional stations (including an interchange with Line B) are under construction:
| Station Name | Opened | Transfer |
|---|---|---|
| Fori Imperiali-Colosseo | under construction |  3
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| Porta Metronia | under construction | |
| San Giovanni | 2018 |  3
|
| Lodi | 2015 | |
| Pigneto | 2015 |
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| Malatesta | 2015 | |
| Teano | 2015 | |
| Gardenie | 2015 | 5 19 |
| Mirti | 2015 | 5 19 |
| Parco di Centocelle | 2014 |
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| Alessandrino | 2014 | |
| Torre Spaccata | 2014 | |
| Torre Maura | 2014 | |
| Giardinetti | 2014 | |
| Torrenova | 2014 | |
| Torre Angela | 2014 | |
| Torre Gaia | 2014 | |
| Grotte Celoni | 2014 | |
| Due Leoni-Fontana Candida | 2014 | |
| Borghesiana | 2014 | |
| Bolognetta | 2014 | |
| Finocchio | 2014 | |
| Graniti | 2014 | |
| Monte Compatri-Pantano | 2014 |