Below is a list of PENPEX 2023 exhibits. We hope you will be able to attend the show and view the wonderful exhibits.
| Frame # | Exhibit title | Name |
| 1-8 | Harry Potter | Van Siegling |
| 9 | All About Mongolia | Donovan Sehr |
| 10 | Christmas and New Year GreetingsFrom California | Shav LaVigne |
| 11-12 | Stamp Collecting in the Holy Land-Ottoman Empire to 1957 | Ed Rosen |
| 13 | CNCPS Map | CNCPS |
| 14-15 | My Favorite Things | Sequoia Stamp Club |
| Tagged United States Cancels | Peter Adams | |
| US Shanghai Overprints, 1919-1922 | Joe Coleman | |
| UPU 75th Anniversary, 1949, Jordan, Palestine Occupation | Jim Sauer | |
| Japanese RelocationCamp Covers | Jim Giacomazzi | |
| Eastern Arctic Mail Service, 1933-1939 | Tom Hayes | |
| Some of My Favorite Things | Robert Brilliant | |
| Sampling of U.S. Tax Stamps Used by USPCCo. | Kristin Patterson | |
| 16 | Trains of the USSR | Stewart Chang |
| 17-18 | US Philatelic Exhibitions of 1913, 1926 and 1936 | Reniel Estrada |
| 19 | Train Mail Interrupted | Stewart Chang |
| 20-22 | Legends of Hollywood | Jeanne Paquin |
| 23 | The Good, the Bad, and the Ugly: Haps and Mishaps in Handling the Mail | Larry Crain |
| 24 | Plate Proofs of Classic US Stamps Issued in the 19th Century | Robert Brilliant |
| 25 | Overprints of Mexico’s Hidalgo 5¢ War Issue | Robert Pope |
| 26 | The Portuguese Nyassa Company Postal Stationery | Clyde Homen |
| 27-30 | Shanghai 1939-1947, Port of Last Resort | Ed Rosen |
| 31-35 | Stamps and Postal History of Princely State of Hyderabad, India (1869-1950) | Vivek Chopra |
| 36 | Owney, the Dog | Stewart Chang |
| 37 | Angelic Angels | Miriam Thurston |
| 38-39 | Mobile Post Offices of Israel | Ed Rosen |
| 40-42 | US Postal Cards to Foreign Destinations, 1873-1950 | Larry Crain |
| 43 | Mail Transportation in Humboldt County, California from 1900-1915 | John Kofranek |
| 44 | Postcards from the Clouds: The Mt. Lowe Railroad | John Kuhlenkamp |
| 45 | Foxes in Nature and World Culture | Betsy Vallejo |
| 46-47 | Airmail Services to Palestine/Israel During the Transition Period, March-August 1948 | Ed Rosen |
| 48 | Wings Over Medford | Nancy Swan |
