<Tr> <Td> Pacific Time Zone </Td> <Td> PST (UTC − 08: 00) </Td> <Td> PDT (UTC − 07: 00) </Td> <Td> California, Washington, Oregon, Nevada </Td> </Tr> <Tr> <Td> Mountain Time Zone </Td> <Td> MST (UTC − 07: 00) </Td> <Td> MDT (UTC − 06: 00) </Td> <Td> Arizona (no DST outside of Navajo Nation), Colorado, Idaho, Kansas, Montana, Nebraska, Nevada, New Mexico, North Dakota, Oregon, South Dakota, Texas, Utah, Wyoming, Idaho </Td> </Tr> <Tr> <Td> Central Time Zone </Td> <Td> CST (UTC − 06: 00) </Td> <Td> CDT (UTC − 05: 00) </Td> <Td> Alabama, Arkansas, Florida, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Michigan, Minnesota, Mississippi, Missouri, Nebraska, North Dakota, Oklahoma, South Dakota, Tennessee, Texas, Wisconsin </Td> </Tr> <Tr> <Td> Eastern Time Zone </Td> <Td> EST (UTC − 05: 00) </Td> <Td> EDT (UTC − 04: 00) </Td> <Td> Connecticut, Florida, District of Columbia, Delaware, Georgia, Indiana, Kentucky, Maine, Massachusetts, Michigan, New Hampshire, New Jersey, New York, North Carolina, Ohio, Pennsylvania, Rhode Island, South Carolina, Tennessee, Vermont, Maryland, Virginia, West Virginia </Td> </Tr>

Where does the time change in the west