| Name | Other Name(s) | Notes |
| Ardentia | - | Small country in 2023 and 2024. |
| Austin | - | City-state that had the most popular currency during the City Era. |
| Boboron | - | Major country of the City Era. |
| Cana | - | The most powerful city-state during the City Era. |
| Chief Tribes | - | Brief confederacy of city-states under sovereignty of the Republic of Kelm. |
| Chiefdom of Kelm | - | Most powerful country. |
| Depp's Place | - | Ridiculed city-state during the City Era. |
| Divince | - | City-state during the City Era. |
| Ducktown | Clowntown | Ridiculed city-state during the City Era. |
| Eloise Land | Eloise Town | Small country in 2023 and 2024. Renamed when it acquired another city. |
| Evershire | - | Small country in 2023 and 2024. |
| Front Room | - | Small city-state. |
| Greenland | - | Brief city-state during the City Era. |
| Highland | Ridiculed city-state during the City Era. | |
| Joania (historiographical exonym) |
Kingdom of J (historiographical exonym), ? |
Significant country of the City Era. |
| Joke Place (historiographical exonym) |
? | Insignificant city-state during the City Era. |
| Julia Land | - | Significant country in 2023 and 2024. |
| Packerland (historiographical exonym) |
? | Insignificant and mostly unknown country during the City Era. |
| Pink and Rainbow Kingdom | Pink and Rainbow and Gold Kingdom, Pink Kingdom | Significant country in 2023 and 2024. |
| Realm of the Divinitas | - | Small country in 2023 and 2024. |
| Republic of Kelm | R.O.K. | Most powerful country of the City Era. |
| Shakala | - | City-state during the City Era. |
| Spaghettiland | - | Current city-state. |
| Socialist Republic of Arith | - | Short lived yet significant country in 2023. |
| Usa | - | Financially important city-state during the City Era. |
| Verdenia | Avengerdonia | Major country. |
| Woodland | - | Major country of the City Era. |