1. New Jersey - New York - Pennsylvania (31 March 1991)
2. Connecticut - Massachusetts - Rhode Island (25 August 1991)
3. Maryland - Virginia - West Virginia (20 November 1991)
4. Maryland - Pennsylvania - West Virginia (21 November 1991)
5. Ohio Pennsylvainia West Virginia (21 November 1991)
6. Georgia - North Carolina - Tennessee (6 April 1993)
7. Indiana - Michigan - Ohio (14 March 1995)
8. Colorado - Kansas - Oklahoma (31 March 1997)
9. Colorado - New Mexico - Oklahoma (31 March 1997)
10. New Mexico - Oklahoma - Texas (31 March 1997)
11. Arkansas - Louisiana - Texas (5 April 1997)
12. Arizona - Colorado - New Mexico - Utah (6 July 1997)
Others Attempted:
-. Massachusetts - New Hampshire - Vermont (attempted 26 August 1991)
-. Arkansas - Oklahoma - Texas (attempted 5 April 1997)
-. Delaware - Maryland - Pennsylvania (attempted 28 September 1997)
Information on SELECTED Others Not Yet Attempted:
-. Delaware - New Jersey - Pennsylvania