| Catalogue numbers for bird stamps from Union Is |
| Year | Date | Description | SG | Michel | Scott | Yvert | ÅE | KSissue | KS |
| 1985 | 25.02.1985 | Audubon | Appendix | 78-85 | 186-193 | 1-8 | 1985.01 | 1-8 | |
| 2013 | 03.06.2013 | Hummingbirds | 654-657 | 2013.01 | 9-12 | ||||
| 2013 | 03.06.2013 | Hummingbirds | 658-661 | 2013.02 | 13-16 | ||||
| 2013 | 03.06.2013 | Hummingbirds | 663/B47,662/B46 | 2013.03 | 17-18 | ||||
| 2014 | 12.05.2014 | Parrots of the Caribbean | 740-743 | 2014.01 | 19-22 | ||||
| 2014 | 12.05.2014 | Parrots of the Caribbean | 737-739 | 2014.02 | 23-25 | ||||
| 2014 | 12.05.2014 | Parrots of the Caribbean | 745/B62,744/B61 | 2014.03 | 26-27 | ||||
| 2014 | 14.10.2014 | Dinosaurs | 781 | 2014.04 | 28 | ||||
| 2016 | 26.05.2016 | Icons of New York state | 835 | 2016.01 | 29 | ||||
| 2021 | 05.07.2021 | Macaws | 2021.01 | 30-34 | |||||
| 2021 | 05.07.2021 | Macaws | 2021.02 | 35 | |||||
| 2021 | 05.07.2021 | Pelican | 2021.03 | 36-40 | |||||
| 2021 | 05.07.2021 | Pelican | 2021.04 | 41-42 | |||||
| 2021 | 29.10.2021 | Hummingbird | 2021.05 | 43-47 | |||||
| 2021 | 29.10.2021 | Hummingbird | 2021.06 | 48 | |||||
| 2022 | 29.08.2022 | Great Egret | 2022.01 | 49-54 | |||||
| 2022 | 29.08.2022 | Great Egret | 2022.02 | 55 |
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