| State: | RI |
| Type: | RI |
| Route: | 122 |
| Map Custom: | yes |
| Map Notes: | Route 122 highlighted in red |
| Length Mi: | 14.2 |
| Length Round: | 1 |
| Direction A: | South |
| Direction B: | North |
| Terminus A: | in Pawtucket |
| Junction: | in Pawtucket in Cumberland in Cumberland in Woonsocket in Woonsocket |
| Terminus B: | in Blackstone, MA |
| Counties: | Providence |
| Previous Type: | Route |
| Previous Route: | 121 |
| Next Type: | Route |
| Next Route: | 123 |
Route 122 is a numbered state highway running 14.2miles in Rhode Island, United States. Its southern terminus is at U.S. Route 1 (US 1) in Pawtucket, and its northern terminus is at the Massachusetts border where it continues as Massachusetts Route 122.
Route 122 takes the following route through the State:
1.6miles; U.S. 1 to Central Falls city line
0.9miles; Pawtucket city line to Lincoln town line
1miles; Central Falls city line to Cumberland town line
6.9miles; Lincoln town line to Woonsocket city line
3.8miles; Cumberland town line to Massachusetts State line at Route 122
Route 122 used to extend south along US 1 into Providence then along Randall Street to end at Charles Street (present-day Route 246).