Founded in 1703, Providence County is one of 5 counties in the state of Rhode Island. Historically, Providence County was formed in 1703 as Providence Plantations County which was renamed Providence County in 1729. The city of Providence is the county seat. With FIPS code of 7, Providence County has a population of 658,221 and area of 409 square miles (1,059 km2).
List of all cities in Providence County, RI alphabetically
| City/Town | Postal Code | Area Code |
| Albion, RI | 02802 | 401 |
| Brown Station, RI | 02912 | 401 |
| Brown University, RI | 02912 | 401 |
| Burrillville, RI | 02826 | 401 |
| 02830 | 401 | |
| 02839 | 401 | |
| 02858 | 401 | |
| Centerdale, RI | 02911 | 401 |
| Central Falls, RI | 02863 | 401 |
| Centredale, RI | 02911 | 401 |
| Centredale Finance Branch, RI | 02911 | 401 |
| Chepachet, RI | 02814 | 401 |
| Clayville, RI | 02815 | 401 |
| Cranston, RI | 02823 | 401 |
| 02905 | 401 | |
| 02907 | 401 | |
| 02910 | 401 | |
| 02920 | 401 | |
| 02921 | 401 | |
| Cumberland, RI | 02864 | 401 |
| Darlington, RI | 02861 | 401 |
| East Providence, RI | 02914 | 401 |
| 02915 | 401 | |
| 02916 | 401 | |
| Esmond, RI | 02917 | 401 |
| Fiskeville, RI | 02823 | 401 |
| Forestdale, RI | 02824 | 401 |
| Foster, RI | 02825 | 401 |
| Friar Station, RI | 02918 | 401 |
| Glendale, RI | 02826 | 401 |
| Glocester, RI | 02814 | 401 |
| 02829 | 401 | |
| 02857 | 401 | |
| 02859 | 401 | |
| Greenville, RI | 02828 | 401 |
| Harmony, RI | 02829 | 401 |
| Harrisville, RI | 02830 | 401 |
| Hope, RI | 02831 | 401 |
| Johnston, RI | 02919 | 401 |
| Lincoln, RI | 02802 | 401 |
| 02838 | 401 | |
| 02865 | 401 | |
| Manville, RI | 02838 | 401 |
| Mapleville, RI | 02839 | 401 |
| North Providence, RI | 02904 | 401 |
| 02908 | 401 | |
| 02911 | 401 | |
| North Scituate, RI | 02857 | 401 |
| North Smithfield, RI | 02824 | 401 |
| 02876 | 401 | |
| 02896 | 401 | |
| Oakland, RI | 02858 | 401 |
| Pascoag, RI | 02859 | 401 |
| Pawtucket, RI | 02860 | 401 |
| 02861 | 401 | |
| 02862 | 401 | |
| Providence, RI | 02901 | 401 |
| 02902 | 401 | |
| 02903 | 401 | |
| 02904 | 401 | |
| 02905 | 401 | |
| 02906 | 401 | |
| 02907 | 401 | |
| 02908 | 401 | |
| 02909 | 401 | |
| 02910 | 401 | |
| 02911 | 401 | |
| 02912 | 401 | |
| 02918 | 401 | |
| 02919 | 401 | |
| 02940 | 401 | |
| Providence College, RI | 02918 | 401 |
| Providence Journal, RI | 02902 | 401 |
| Riverside, RI | 02915 | 401 |
| Rumford, RI | 02916 | 401 |
| Scituate, RI | 02815 | 401 |
| 02825 | 401 | |
| 02831 | 401 | |
| 02857 | 401 | |
| Slatersville, RI | 02876 | 401 |
| Smithfield, RI | 02828 | 401 |
| 02917 | 401 | |
| Valley Falls, RI | 02864 | 401 |
| Woonsocket, RI | 02895 | 401 |