 Ranch to Market Road 620 | ||||
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| Route information | ||||
| Maintained by TxDOT | ||||
| Length | 23.329 mi[1] (37.544 km) | |||
| Existed | 1945[1]–present | |||
| History |
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| Major junctions | ||||
| West end |  SH 71 in Bee Cave | |||
| East end |  I-35 in Round Rock | |||
| Location | ||||
| Country | United States | |||
| State | Texas | |||
| Counties | Travis, Williamson | |||
| Highway system | ||||
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Ranch to Market Road 620 (RM 620) is a ranch to market road in Travis and Williamson counties in Texas, United States, that is maintained by the Texas Department of Transportation (TxDOT). The 27.1-mile (43.6 km) road begins at SH 71 in Bee Cave in Travis County west of Austin passing along southeastern Lake Travis, western Austin, and several suburban communities west and north of Austin before ending at Bus. I-35-L in Round Rock in Williamson County. The road has major intersections with I-35, US 183, and SH 45.
- ^ a b Transportation Planning and Programming Division (n.d.). "Ranch to Market Road No. 620". Highway Designation Files. Texas Department of Transportation. Retrieved 2010-11-16.