| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Fabrica di Roma | city | Lazio | Italy | 42.33 | 12.30 | 895 | 14091 |
| Fagge | city | Lazio | Italy | 42.27 | 13.17 | 2509 | 1831 |
| Faiti | city | Lazio | Italy | 41.47 | 13.00 | 16 | 30418 |
| Falcognana di Sopra | city | Lazio | Italy | 41.75 | 12.55 | 393 | 165416 |
| Falcognana di Sotto | city | Lazio | Italy | 41.75 | 12.55 | 393 | 165416 |
| Faleria | city | Lazio | Italy | 42.23 | 12.43 | 830 | 9920 |
| Falvaterra | city | Lazio | Italy | 41.50 | 13.52 | 958 | 14668 |
| Fanum Sancti Blasii Sarracinescum | city | Lazio | Italy | 41.62 | 13.92 | 2910 | 2586 |
| Fanum Sancti Laurentii Novi | city | Lazio | Italy | 42.68 | 11.90 | 1669 | 6595 |
| Fara Sabina | city | Lazio | Italy | 42.20 | 12.72 | 830 | 13932 |
| Fara Sabina Stazione | city | Lazio | Italy | 42.15 | 12.65 | 183 | 15118 |
| Fara di Soligo | city | Lazio | Italy | 42.15 | 12.65 | 183 | 15118 |
| Fara in Sabina | city | Lazio | Italy | 42.20 | 12.72 | 830 | 13932 |
| Fara n Sabina | city | Lazio | Italy | 42.20 | 12.72 | 830 | 13932 |
| Fara sa Sabina | city | Lazio | Italy | 42.20 | 12.72 | 830 | 13932 |
| Farfa | city | Lazio | Italy | 42.22 | 12.72 | 1217 | 13610 |
| Farnese | city | Lazio | Italy | 42.55 | 11.72 | 1026 | 2899 |
| Farnetozzo-Montebello | city | Lazio | Italy | 41.50 | 12.72 | 187 | 41979 |
| Fassinoro | city | Lazio | Italy | 42.33 | 12.93 | 2509 | 4545 |
| Fastello | city | Lazio | Italy | 42.55 | 12.10 | 1181 | 6818 |
| Favischio | city | Lazio | Italy | 42.52 | 13.07 | 4189 | 1233 |
| Feminamorta | city | Lazio | Italy | 41.55 | 12.80 | 127 | 23775 |
| Femmina Morta | city | Lazio | Italy | 41.55 | 12.80 | 127 | 23775 |
| Ferentino | city | Lazio | Italy | 41.70 | 13.25 | 958 | 20456 |
| Ferèntino | city | Lazio | Italy | 41.78 | 12.67 | 1669 | 95487 |
| Fiamignano | city | Lazio | Italy | 42.27 | 13.12 | 2736 | 1600 |
| Fianello | city | Lazio | Italy | 42.37 | 12.55 | 830 | 5089 |
| Fiano Romano | city | Lazio | Italy | 42.17 | 12.58 | 328 | 15592 |
| Figgino | city | Lazio | Italy | 42.53 | 13.13 | 2847 | 1371 |
| Figino | city | Lazio | Italy | 42.53 | 13.13 | 2847 | 1371 |
| Filacciano | city | Lazio | Italy | 42.25 | 12.60 | 830 | 10730 |
| Filettino | city | Lazio | Italy | 41.88 | 13.32 | 4189 | 1697 |
| Filettino Graziani | city | Lazio | Italy | 41.88 | 13.32 | 4189 | 1697 |
| Fiordine | city | Lazio | Italy | 42.53 | 12.03 | 1669 | 13162 |
| Fiordini | city | Lazio | Italy | 42.53 | 12.03 | 1669 | 13162 |
| Fiuggi | city | Lazio | Italy | 41.80 | 13.22 | 2509 | 14633 |
| Fiumata | city | Lazio | Italy | 42.23 | 13.08 | 2509 | 1883 |
| Fiumicino | city | Lazio | Italy | 41.77 | 12.23 | 6 | 91451 |
| Fiumicino-Isola Sacra | city | Lazio | Italy | 41.77 | 12.23 | 6 | 91451 |
| Foglia | city | Lazio | Italy | 42.33 | 12.47 | 164 | 9474 |
| Fogliano | city | Lazio | Italy | 41.40 | 12.92 | 0 | 25149 |
| Fondi | city | Lazio | Italy | 41.35 | 13.42 | 6 | 29929 |
| Fontana Liri | city | Lazio | Italy | 41.62 | 13.57 | 1256 | 18603 |
| Fontana Liri Inferiore | city | Lazio | Italy | 41.60 | 13.55 | 830 | 16631 |
| Fontana Liri Superiore | city | Lazio | Italy | 41.62 | 13.57 | 1256 | 18603 |
| Fonte del Campo | city | Lazio | Italy | 42.68 | 13.25 | 3349 | 1074 |
| Fontechiari | city | Lazio | Italy | 41.67 | 13.67 | 1669 | 12395 |
| Forano | city | Lazio | Italy | 42.30 | 12.60 | 830 | 10171 |
| Foranu | city | Lazio | Italy | 42.30 | 12.60 | 830 | 10171 |
| Forcella | city | Lazio | Italy | 41.75 | 13.63 | 1669 | 16385 |
| Forcella | city | Lazio | Italy | 42.38 | 12.68 | 2509 | 3132 |
| Forcelle | city | Lazio | Italy | 42.63 | 13.18 | 4265 | 1137 |
| Forleta | city | Lazio | Italy | 41.63 | 13.67 | 2011 | 6804 |
| Forme di Suio-San Cataldo | city | Lazio | Italy | 41.30 | 13.85 | 42 | 8821 |
| Formello | city | Lazio | Italy | 42.08 | 12.40 | 830 | 62024 |
| Formia | city | Lazio | Italy | 41.25 | 13.62 | 0 | 26015 |
| Fornacchia | city | Lazio | Italy | 42.45 | 12.20 | 1210 | 13269 |
| Foro Appio | city | Lazio | Italy | 41.47 | 13.00 | 16 | 30418 |
| Fraioli | city | Lazio | Italy | 41.58 | 13.62 | 938 | 10758 |
| Frantoio | city | Lazio | Italy | 41.70 | 12.65 | 882 | 84418 |
| Frantoto | city | Lazio | Italy | 41.70 | 12.65 | 882 | 84418 |
| Frascati | city | Lazio | Italy | 41.80 | 12.68 | 1669 | 100551 |
| Frasso Sabino | city | Lazio | Italy | 42.23 | 12.80 | 1669 | 6571 |
| Frattocchie | city | Lazio | Italy | 41.77 | 12.62 | 830 | 146245 |
| Fregene | city | Lazio | Italy | 41.85 | 12.20 | 9 | 114115 |
| Fresulone | city | Lazio | Italy | 41.63 | 13.32 | 830 | 67416 |
| Frosinone | city | Lazio | Italy | 41.63 | 13.32 | 830 | 67416 |
| Fumone | city | Lazio | Italy | 41.73 | 13.28 | 1899 | 18604 |
| Furrianum | city | Lazio | Italy | 42.30 | 12.60 | 830 | 10171 |