| Country | United States (US) |
| UN/LOCODE | M2C |
| Name | Mason City |
| Name Without Diacritics | Mason City |
| Region | IL |
| Function Code | --3----- |
| Function | Road |
| Status Code | RL (Recognised Location) |
| Date | 1401 |
| Location (UN Format) | 4012N 08941W |
| Country | United States (US) |
| UN/LOCODE | M2C |
| Name | Mason City |
| Name Without Diacritics | Mason City |
| Region | IL |
| Function Code | --3----- |
| Function | Road |
| Status Code | RL (Recognised Location) |
| Date | 1401 |
| Location (UN Format) | 4012N 08941W |