To edit a ZIP code override, do the following:

1. Select Menu > Overrides > Rule and Rate Overrides.
2. Click ZIP code.
3. Scroll down, and select the state that contains the override you want to change. The dialog for that state appears.
4. Click  next to the override you want to change. The Edit a Zipcode Override dialog displays.
5. Edit the Override geocode, End date, and Override reason, and information as required. All other fields are read-only.
6. Click Save.