There are 5 Zenith Acft ZENAIR ZODIAC CH 601 aircraft on the U.S. registry that TailWiki has a page for. Every one is built from the public FAA record — year, serial, engine, home base, and registration history — and owners and pilots add photos, trips, and stories on top. The ones listed here were built between 2000 and 2005.
N414PZ
2005 Hartl Paul D ZNTH CH601 HD ZODIAC
Louisville, KY
N601PM
2001 Moenkhaus Patrick R ZNTH ZODIC CH601HDS
Isle, MN
N48TK
2000 Matteson Harold E ZODIAC CH 601HDS
Trenton, SC
N125TB
Balazs Thomas BALAZS ZENAIR ZODIAC
Bridgewater, NJ
N221GM
May George F Jr ZODIAC 601 XL
Wilmington, OH