Can a USPS city carrier transitional employee transfer?

As a USPS city carrier transitional employee you perform all the same duties required of a city carrier(regular.) Sort, deliver, collect mail,etc, the difference that you do not have set hours or days off and you do not receive medical benefits. You can acquire leave for every so many hours worked. USPS will contractually hire you for the period of a year, at the end of that year it will be decided between yourself and the office you work for if you are going to be rehired for another year.