| population | |
| Portal | 157 |
| Portal Ambulance Service |
| population | |
| Portal City Hall | |
| Portal Community Center |
 | Estevan Airport | ~ 38.70 km |
 | Tioga Municipal Airport | ~ 73.09 km |
| Minot Air Force Base | ~ 108.53 km |
| Williston Basin International Airport | ~ 120.48 km |
| Minot International Airport | ~ 124.01 km |
| Sher-Wood Airport | ~ 147.01 km |
| Sidney - Richland Regional Airport | ~ 187.94 km |
| Brandon Municipal Airport | ~ 213.38 km |
| Regina International Airport | ~ 220.68 km |
