2020
December
November
October
- 2020.10.26 – Postal History Symposium
- 2020.10.12 – Sociedade Philatelica Paulista: First Virtual National Philatelic Exhibition
- 2020.10.01 – STAMPEX International Virtual Exhibition 2020
- 2020.10.01 – StampIT 2020
- 2020.10.01 – Stamp Collecting Month 2020