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| Length | 13.58 miles |
| Other names | Oxford: Chestnut Tree Hill Road ExtensionChestnut Tree Hill Road Pines Bridge Road Beacon Falls: Pines Bridge RoadOld Turnpike Road South Main Street Bethany Road Munson Road Lasky Road Bethany
: Beacon RoadLitchfield Turnpike Amity Road Cheshire Road Prospect: Bethany Mountain RoadCheshire: Bethany Mountain RoadNorth Brooksvale Road |
| Start | JCT CT-67, Oxford View Larger Map |
| End | JCT CT-10, Cheshire View Larger Map |
| Municipalities traversed | Oxford Beacon Falls Bethany Prospect Cheshire |
| Road intersections |  ||  ||  (430 ft. concurrency) ||  ||  |
| Notes | Commissioned in 1963, extended to current routing by 1968. See here for more details. |