<Tr> <Td_colspan="2"> Maintained by AZDOT (I - 40 Bus., SR 66); county and local gov'ts </Td> </Tr> <Tr> <Th> Length </Th> <Td> 401 mi (645 km) </Td> </Tr> <Tr> <Th> Existed </Th> <Td> November 11, 1926 (1926 - 11 - 11)--June 26, 1985 (1985 - 06 - 26) </Td> </Tr> <Tr> <Th_colspan="2"> Major junctions </Th> </Tr>

Where does route 66 start and end in arizona