| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Sabaudia | city | Lazio | Italy | 41.30 | 13.02 | 0 | 8366 |
| Sacrofano | city | Lazio | Italy | 42.10 | 12.45 | 830 | 17048 |
| Sala | city | Lazio | Italy | 42.35 | 12.90 | 2621 | 11072 |
| Sala | city | Lazio | Italy | 42.58 | 13.03 | 3349 | 1334 |
| Saletta | city | Lazio | Italy | 42.67 | 13.27 | 2896 | 1165 |
| Saline | city | Lazio | Italy | 42.20 | 11.72 | 9 | 2775 |
| Salisano | city | Lazio | Italy | 42.25 | 12.75 | 830 | 7532 |
| Sambuci | city | Lazio | Italy | 41.98 | 12.93 | 1669 | 7601 |
| San Angelo | city | Lazio | Italy | 41.45 | 13.83 | 124 | 29656 |
| San Biaggiu Saraciniscu | city | Lazio | Italy | 41.62 | 13.92 | 2910 | 2586 |
| San Biagio Saracinesco | city | Lazio | Italy | 41.62 | 13.92 | 2910 | 2586 |
| San Biágio Saracinisco | city | Lazio | Italy | 41.62 | 13.92 | 2910 | 2586 |
| San Cesareo | city | Lazio | Italy | 41.82 | 12.80 | 1118 | 37043 |
| San Clemente | city | Lazio | Italy | 42.55 | 13.00 | 3349 | 1334 |
| San Donato | city | Lazio | Italy | 41.38 | 13.00 | 59 | 16562 |
| San Donato Val di Comino | city | Lazio | Italy | 41.70 | 13.82 | 2509 | 4118 |
| San Elia Fiumerapido | city | Lazio | Italy | 41.53 | 13.87 | 862 | 18288 |
| San Erasmo | city | Lazio | Italy | 41.21 | 13.59 | 0 | 13042 |
| San Felice Circeo | city | Lazio | Italy | 41.23 | 13.08 | 0 | 8963 |
| San Filippo | city | Lazio | Italy | 42.38 | 12.75 | 1797 | 6367 |
| San Gennaro | city | Lazio | Italy | 41.63 | 13.88 | 2509 | 3902 |
| San Giorgio | city | Lazio | Italy | 41.40 | 13.77 | 203 | 12943 |
| San Giorgio | city | Lazio | Italy | 42.63 | 13.23 | 3349 | 1373 |
| San Giorgio a Liri | city | Lazio | Italy | 41.40 | 13.77 | 203 | 12943 |
| San Giovanni | city | Lazio | Italy | 42.35 | 12.85 | 1669 | 14495 |
| San Giovanni Incarico | city | Lazio | Italy | 41.50 | 13.55 | 830 | 15070 |
| San Giovanni Reatino | city | Lazio | Italy | 42.35 | 12.85 | 1669 | 14495 |
| San Giovanni di Bieda | city | Lazio | Italy | 42.28 | 12.05 | 1669 | 8179 |
| San Giovenale | city | Lazio | Italy | 42.62 | 13.03 | 3349 | 1392 |
| San Giuseppe | city | Lazio | Italy | 41.62 | 13.88 | 2680 | 4256 |
| San Gregorio | city | Lazio | Italy | 41.92 | 12.87 | 1669 | 13903 |
| San Gregorio da Sassola | city | Lazio | Italy | 41.92 | 12.87 | 1669 | 13903 |
| San Liberato | city | Lazio | Italy | 42.48 | 12.90 | 2644 | 14600 |
| San Liborio | city | Lazio | Italy | 42.10 | 11.82 | 830 | 44909 |
| San Lorenzo | city | Lazio | Italy | 42.15 | 13.03 | 2765 | 2313 |
| San Lorenzo | city | Lazio | Italy | 42.65 | 13.28 | 3349 | 1311 |
| San Lorenzo | city | Lazio | Italy | 41.28 | 13.82 | 39 | 18116 |
| San Lorenzo | city | Lazio | Italy | 42.60 | 13.28 | 3638 | 1701 |
| San Lorenzo Novu | city | Lazio | Italy | 42.68 | 11.90 | 1669 | 6595 |
| San Lorenzo Nuovo | city | Lazio | Italy | 42.68 | 11.90 | 1669 | 6595 |
| San Lorenzo a Pinaco | city | Lazio | Italy | 42.60 | 13.28 | 3638 | 1701 |
| San Luigi | city | Lazio | Italy | 42.28 | 12.67 | 830 | 10599 |
| San Martino | city | Lazio | Italy | 42.63 | 13.33 | 4189 | 1463 |
| San Martino al Cimino | city | Lazio | Italy | 42.37 | 12.12 | 2027 | 21169 |
| San Michele | city | Lazio | Italy | 41.43 | 12.97 | 39 | 34484 |
| San Michele | city | Lazio | Italy | 41.52 | 13.88 | 1669 | 18262 |
| San Michele in Teverina | city | Lazio | Italy | 42.60 | 12.17 | 859 | 5736 |
| San Paolo | city | Lazio | Italy | 41.88 | 12.48 | 75 | 176005 |
| San Paolo | city | Lazio | Italy | 42.60 | 13.07 | 4189 | 1341 |
| San Pietro | city | Lazio | Italy | 41.63 | 13.85 | 1669 | 5362 |
| San Pietro | city | Lazio | Italy | 42.23 | 13.15 | 2066 | 2245 |
| San Pietro | city | Lazio | Italy | 42.62 | 13.07 | 3349 | 1394 |
| San Polo | city | Lazio | Italy | 42.33 | 12.58 | 830 | 7735 |
| San Polo de Cavalieri | city | Lazio | Italy | 42.02 | 12.83 | 1968 | 22663 |
| San Polo dei Cavalieri | city | Lazio | Italy | 42.02 | 12.83 | 1968 | 22663 |
| San Silvestro | city | Lazio | Italy | 42.32 | 12.93 | 2509 | 3600 |
| San Tommaso | city | Lazio | Italy | 42.67 | 13.28 | 3349 | 1188 |
| San Valentino | city | Lazio | Italy | 42.28 | 12.68 | 980 | 10146 |
| San Vito | city | Lazio | Italy | 41.88 | 12.98 | 1669 | 14852 |
| San Vito | city | Lazio | Italy | 42.35 | 12.22 | 1968 | 11252 |
| San Vito Romano | city | Lazio | Italy | 41.88 | 12.98 | 1669 | 14852 |
| San Vittore del Lazio | city | Lazio | Italy | 41.63 | 13.92 | 4189 | 2353 |
| San Vittorino | city | Lazio | Italy | 41.92 | 12.78 | 830 | 72741 |
| Sant'Agapito | city | Lazio | Italy | 42.25 | 13.13 | 2601 | 1823 |
| Sant'Alfonso | city | Lazio | Italy | 41.23 | 13.08 | 0 | 8963 |
| Sant'Anatolia | city | Lazio | Italy | 42.15 | 13.28 | 2634 | 3092 |
| Sant'Andrea | city | Lazio | Italy | 42.38 | 12.58 | 1669 | 4477 |
| Sant'Andrea | city | Lazio | Italy | 41.62 | 13.73 | 2595 | 6975 |
| Sant'Andrea | city | Lazio | Italy | 41.38 | 13.83 | 830 | 13658 |
| Sant'Andrea del Garigliano | city | Lazio | Italy | 41.38 | 13.83 | 830 | 13658 |
| Sant'Angelo | city | Lazio | Italy | 42.58 | 13.05 | 3467 | 1330 |
| Sant'Angelo | city | Lazio | Italy | 42.57 | 12.17 | 830 | 4704 |
| Sant'Angelo | city | Lazio | Italy | 41.45 | 13.83 | 124 | 29656 |
| Sant'Angelo | city | Lazio | Italy | 41.23 | 13.57 | 0 | 27022 |
| Sant'Angelo | city | Lazio | Italy | 41.58 | 12.93 | 114 | 19132 |
| Sant'Angelo | city | Lazio | Italy | 42.63 | 13.30 | 3349 | 1498 |
| Sant'Angelo Romano | city | Lazio | Italy | 42.03 | 12.72 | 843 | 46968 |
| Sant'Angelo Theodice | city | Lazio | Italy | 41.45 | 13.83 | 124 | 29656 |
| Sant'Angelo in Teodice | city | Lazio | Italy | 41.45 | 13.83 | 124 | 29656 |
| Sant'Angelo in Theodice | city | Lazio | Italy | 41.45 | 13.83 | 124 | 29656 |
| Sant'Apollinare | city | Lazio | Italy | 41.43 | 13.83 | 52 | 25362 |
| Sant'Elia | city | Lazio | Italy | 41.53 | 13.87 | 862 | 18288 |
| Sant'Elia Fiumerapido | city | Lazio | Italy | 41.53 | 13.87 | 862 | 18288 |
| Sant'Elia Reatino | city | Lazio | Italy | 42.37 | 12.82 | 2509 | 14966 |
| Sant'Oliva | city | Lazio | Italy | 41.42 | 13.63 | 252 | 9208 |
| Sant'Onofrio | city | Lazio | Italy | 41.93 | 12.43 | 334 | 175870 |
| Sant'Onofrio | city | Lazio | Italy | 41.65 | 13.52 | 902 | 28590 |
| Sant'Oreste | city | Lazio | Italy | 42.23 | 12.53 | 830 | 8320 |
| Santa Anatolia | city | Lazio | Italy | 42.15 | 13.28 | 2634 | 3092 |
| Santa Giusta | city | Lazio | Italy | 42.63 | 13.25 | 2926 | 1439 |
| Santa Liberata | city | Lazio | Italy | 42.48 | 12.90 | 2644 | 14600 |
| Santa Lucia | city | Lazio | Italy | 42.18 | 13.08 | 3576 | 2843 |
| Santa Lucia | city | Lazio | Italy | 42.27 | 13.17 | 2509 | 1831 |
| Santa Lucia di Fiamignano | city | Lazio | Italy | 42.27 | 13.17 | 2509 | 1831 |
| Santa Maria | city | Lazio | Italy | 42.27 | 13.17 | 2509 | 1831 |
| Santa Maria Infante | city | Lazio | Italy | 41.28 | 13.73 | 242 | 25578 |
| Santa Maria del Sambuco | city | Lazio | Italy | 42.27 | 13.17 | 2509 | 1831 |
| Santa Maria della Quercia | city | Lazio | Italy | 42.42 | 12.10 | 1177 | 39717 |
| Santa Maria di Galeria | city | Lazio | Italy | 42.03 | 12.32 | 334 | 125212 |
| Santa Marinella | city | Lazio | Italy | 42.03 | 11.85 | 0 | 14196 |
| Santa Marta | city | Lazio | Italy | 42.10 | 12.58 | 75 | 44752 |
| Santa Palomba | city | Lazio | Italy | 41.70 | 12.58 | 410 | 106307 |
| Santa Procula Maggiore | city | Lazio | Italy | 41.65 | 12.53 | 177 | 53406 |
| Santa Rufina | city | Lazio | Italy | 42.42 | 12.93 | 2509 | 21974 |
| Santa Severa | city | Lazio | Italy | 42.03 | 11.95 | 98 | 8168 |
| Santi Cosma e Damiano | city | Lazio | Italy | 41.30 | 13.80 | 830 | 15476 |
| Santo Padre | city | Lazio | Italy | 41.60 | 13.63 | 1669 | 8638 |
| Santo Stefano | city | Lazio | Italy | 42.20 | 13.25 | 2631 | 2999 |
| Sant’Agapito | city | Lazio | Italy | 42.25 | 13.13 | 2601 | 1823 |
| Sant’Alfonso | city | Lazio | Italy | 41.23 | 13.08 | 0 | 8963 |
| Sant’Anatolia | city | Lazio | Italy | 42.15 | 13.28 | 2634 | 3092 |
| Sant’Andrea | city | Lazio | Italy | 41.62 | 13.73 | 2595 | 6975 |
| Sant’Andrea | city | Lazio | Italy | 41.38 | 13.83 | 830 | 13658 |
| Sant’Andrea | city | Lazio | Italy | 42.38 | 12.58 | 1669 | 4477 |
| Sant’Andrea del Garigliano | city | Lazio | Italy | 41.38 | 13.83 | 830 | 13658 |
| Sant’Angelo | city | Lazio | Italy | 41.23 | 13.57 | 0 | 27022 |
| Sant’Angelo | city | Lazio | Italy | 42.57 | 12.17 | 830 | 4704 |
| Sant’Angelo | city | Lazio | Italy | 41.45 | 13.83 | 124 | 29656 |
| Sant’Angelo | city | Lazio | Italy | 41.58 | 12.93 | 114 | 19132 |
| Sant’Angelo | city | Lazio | Italy | 42.63 | 13.30 | 3349 | 1498 |
| Sant’Angelo | city | Lazio | Italy | 42.58 | 13.05 | 3467 | 1330 |
| Sant’Angelo Romano | city | Lazio | Italy | 42.03 | 12.72 | 843 | 46968 |
| Sant’Angelo Theodice | city | Lazio | Italy | 41.45 | 13.83 | 124 | 29656 |
| Sant’Angelo in Teodice | city | Lazio | Italy | 41.45 | 13.83 | 124 | 29656 |
| Sant’Angelo in Theodice | city | Lazio | Italy | 41.45 | 13.83 | 124 | 29656 |
| Sant’Apollinare | city | Lazio | Italy | 41.43 | 13.83 | 52 | 25362 |
| Sant’Elia | city | Lazio | Italy | 41.53 | 13.87 | 862 | 18288 |
| Sant’Elia Fiumerapido | city | Lazio | Italy | 41.53 | 13.87 | 862 | 18288 |
| Sant’Elia Reatino | city | Lazio | Italy | 42.37 | 12.82 | 2509 | 14966 |
| Sant’Oliva | city | Lazio | Italy | 41.42 | 13.63 | 252 | 9208 |
| Sant’Onofrio | city | Lazio | Italy | 41.65 | 13.52 | 902 | 28590 |
| Sant’Onofrio | city | Lazio | Italy | 41.93 | 12.43 | 334 | 175870 |
| Sant’Oreste | city | Lazio | Italy | 42.23 | 12.53 | 830 | 8320 |
| Saracinesco | city | Lazio | Italy | 42.00 | 12.95 | 3349 | 7415 |
| Saracinescu | city | Lazio | Italy | 42.00 | 12.95 | 3349 | 7415 |
| Sasso | city | Lazio | Italy | 42.05 | 12.05 | 830 | 11294 |
| Saxa Rubra | city | Lazio | Italy | 42.00 | 12.48 | 82 | 166436 |
| Scaglia | city | Lazio | Italy | 42.12 | 11.77 | 72 | 28928 |
| Scandriglia | city | Lazio | Italy | 42.17 | 12.83 | 1847 | 6197 |
| Scanzano | city | Lazio | Italy | 42.57 | 13.13 | 2572 | 1130 |
| Scauri | city | Lazio | Italy | 41.25 | 13.70 | 0 | 23125 |
| Scifelli | city | Lazio | Italy | 41.70 | 13.48 | 1669 | 19518 |
| Scorano | city | Lazio | Italy | 42.13 | 12.58 | 150 | 27265 |
| Segni | city | Lazio | Italy | 41.68 | 13.02 | 1679 | 14661 |
| Selci | city | Lazio | Italy | 42.32 | 12.62 | 830 | 8581 |
| Selvacava | city | Lazio | Italy | 41.35 | 13.73 | 134 | 8296 |
| Semaforo | city | Lazio | Italy | 42.06 | 11.83 | 328 | 24983 |
| Serapo | city | Lazio | Italy | 41.22 | 13.57 | 0 | 24280 |
| Sermoneta | city | Lazio | Italy | 41.55 | 12.98 | 853 | 15274 |
| Sermugnano | city | Lazio | Italy | 42.65 | 12.17 | 892 | 6919 |
| Serrone | city | Lazio | Italy | 41.85 | 13.08 | 2772 | 10496 |
| Settebagni | city | Lazio | Italy | 42.02 | 12.52 | 160 | 153636 |
| Settecamini | city | Lazio | Italy | 41.93 | 12.62 | 101 | 161379 |
| Settefrati | city | Lazio | Italy | 41.67 | 13.85 | 2509 | 3310 |
| Sezze | city | Lazio | Italy | 41.50 | 13.05 | 830 | 19496 |
| Sgurgola | city | Lazio | Italy | 41.67 | 13.15 | 1669 | 10640 |
| Sigillo | city | Lazio | Italy | 42.48 | 13.07 | 2509 | 1152 |
| Signia | city | Lazio | Italy | 41.68 | 13.02 | 1679 | 14661 |
| Sipicciano | city | Lazio | Italy | 41.32 | 13.85 | 830 | 8083 |
| Sipicciano | city | Lazio | Italy | 42.55 | 12.23 | 301 | 5569 |
| Sommati | city | Lazio | Italy | 42.63 | 13.30 | 3349 | 1498 |
| Sonnino | city | Lazio | Italy | 41.42 | 13.23 | 1669 | 9017 |
| Sora | city | Lazio | Italy | 41.72 | 13.62 | 1010 | 27695 |
| Soriano nel Cimino | city | Lazio | Italy | 42.42 | 12.23 | 1669 | 13181 |
| Spedino | city | Lazio | Italy | 42.17 | 13.25 | 2608 | 2969 |
| Sperlonga | city | Lazio | Italy | 41.25 | 13.43 | 0 | 4025 |
| Spigno | city | Lazio | Italy | 41.30 | 13.72 | 131 | 21842 |
| Spigno Saturnia | city | Lazio | Italy | 41.30 | 13.72 | 131 | 21842 |
| Spigno Saturnia Superiore | city | Lazio | Italy | 41.30 | 13.72 | 131 | 21842 |
| Spinacceto | city | Lazio | Italy | 42.43 | 12.77 | 1230 | 7891 |
| Staffoli | city | Lazio | Italy | 42.30 | 13.05 | 2509 | 1444 |
| Stazzano | city | Lazio | Italy | 42.08 | 12.77 | 1669 | 13661 |
| Stazzano Nuovo | city | Lazio | Italy | 42.08 | 12.77 | 1669 | 13661 |
| Stimigliano | city | Lazio | Italy | 42.30 | 12.57 | 383 | 8335 |
| Stinugliano | city | Lazio | Italy | 42.30 | 12.57 | 383 | 8335 |
| Stipes | city | Lazio | Italy | 42.25 | 12.97 | 4189 | 1708 |
| Strangolagalli | city | Lazio | Italy | 41.60 | 13.48 | 830 | 20828 |
| Subiaco | city | Lazio | Italy | 41.92 | 13.10 | 2509 | 10553 |
| Subiacu | city | Lazio | Italy | 41.92 | 13.10 | 2509 | 10553 |
| Sublacum | city | Lazio | Italy | 41.92 | 13.10 | 2509 | 10553 |
| Suio | city | Lazio | Italy | 41.30 | 13.85 | 42 | 8821 |
| Supino | city | Lazio | Italy | 41.62 | 13.23 | 830 | 19033 |
| Sutri | city | Lazio | Italy | 42.23 | 12.22 | 980 | 9826 |