In 2020, delegations comprised of 216 international dignitaries representing 63 countries, dependencies, and areas of special sovereignty had virtual meetings with the California State Senate, ranked by number of visitors, they are as follows:
| JAPAN | 51 | BULGARIA | 1 |
| ARGENTINA | 17 | CUBA | 1 |
| ISRAEL | 12 | ESTONIA | 1 |
| CANADA | 11 | GEORGIA | 1 |
| CZECH REPUBLIC | 10 | GREECE | 1 |
| MEXICO | 9 | ICELAND | 1 |
| UNITED KINGDOM | 8 | INDIA | 1 |
| COLOMBIA | 6 | IRAQ | 1 |
| NEPAL | 6 | KAZAKHSTAN | 1 |
| PAKISTAN | 5 | KOSOVO | 1 |
| AUSTRALIA | 4 | LITHUANIA | 1 |
| CHINA | 4 | MOLDOVA | 1 |
| NEW ZEALAND | 4 | MONTENEGRO | 1 |
| VIETNAM | 4 | MOROCCO | 1 |
| IRELAND | 3 | MOZAMBIQUE | 1 |
| JORDAN | 3 | MYANMAR | 1 |
| TUNISIA | 3 | NICARAGUA | 1 |
| ALGERIA | 2 | NIGERIA | 1 |
| ARMENIA | 2 | PALESTINIAN TERRITORIES | 1 |
| BELARUS | 2 | PANAMA | 1 |
| CHILE | 2 | PERU | 1 |
| EGYPT | 2 | POLAND | 1 |
| LIBYA | 2 | RUSSIA | 1 |
| MALASIA | 2 | SAUDI ARABIA | 1 |
| MONGOLIA | 2 | SERBIA | 1 |
| TURKEY | 2 | TAJIKISTAN | 1 |
| AFGHANISTAN | 1 | TANZANIA | 1 |
| AZERBAIJAN | 1 | TURKMENISTAN | 1 |
| BARBADOS | 1 | UKRAINE | 1 |
| BOSNIA & HERTZEGOVINA | 1 | UZBEKISTAN | 1 |
| BRAZIL | 1 | ZIMBABWE | 1 |
| BRUNEI | 1 | ||
| The delegations studied a wide range of subjects, which are ranked below according to the number of visitors who studied them: | |||
| SUBJECT | # VISITORS | SUBJECT | # VISITORS |
| International Relations/Protocol | 55 | High Tech | 11 |
| Legislative/Government | 42 | Health | 10 |
| Environment | 18 | Gender | 6 |
| Education | 14 | Judiciary | 2 |
| International Trade/Economic Development | 14 | Public Safety | 2 |
Note: As some delegations studied more than one subject, the subject area numbers will not coincide with the number of visitors. | |||