| E | F | G | H |
|---|---|---|---|
| Electrical Substation | Flight Catering Facility Flight School Fuel Station (all levels) Fuel Station H (all levels) Furniture Factory | Hi-Tech Plant |
| M | N | O | P |
|---|---|---|---|
| Mechanical Plant Meteorological Lab Ministry of Truth | Nuclear Power Plant | Pawn Shop Pharmaceutical Lab Police Station Power Plant Powerful Oil Refinery (all levels) Powerful Wind Turbine |
| Q | R | S | T |
|---|---|---|---|
| Resource Base (all levels) | Small Oil Refinery (all levels) Solar Panel Solar Power Station Sweets Factory | Tax Service Tesla Power Plant |
| Y | Z |
|---|