Connecticut Interstate Bus
| Plate | Reporter | Date |
|---|---|---|
| Z9999Z | Adam Garstka | 6/08/13 |
| Z9998Z | Rich Deecken | 6/03/13 |
| Z9980Z | Adam Garstka | 3/26/13 |
| Z9978Z | Tyler Rotondo | 7/25/12 |
| Z9872Z | Tyler Rotondo | 5/31/12 |
| Z9495Z | Heather Embee | 10/16/10 |
| Z9071Z | Jason Taylor | 8/19/10 |
| Z8337Z | Bradley Gallagher | 5/30/07 |
Z9999ZInterstate
This livery plate is used on multi-jurisdiction sedans, limos and vans. There is also an "Intrastate" plate in the L1234L format that is for similar vehicles used only within Connecticut.
Ken Reager observed Z9999Z still in service on Nov. 1, 2015.