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This is the category infrastructure networks. It contains 23 networks. Infrastructure networks are networks of physical infrastructure. Examples are road networks (RO), airline connection networks (OF), and power grids (UG).
| Name | Attributes | n | m | Node meaning | Edge meaning |
| Contiguous USA |   | 49 | 107 | State | Border |
| Euroroads | | 1,174 | 1,417 | City | Road |
| Air traffic control |   | 1,226 | 2,615 | Airport/service center | Preferred route |
| US power grid | | 4,941 | 6,594 | Node | Supply |
| OpenFlights (Opsahl) | | 2,939 | 30,501 | Airport | Flight |
| US airports |  | 1,574 | 28,236 | Airport | Flight |
| Chicago | | 12,982 | 39,018 | Node | Road |
| OpenFlights (Patokallio) |  | 3,425 | 67,663 | Airport | Flight |
| New York City | | 264,346 | 730,100 | Node | Road |
| San Francisco Bay Area | | 321,270 | 794,830 | Node | Road |
| Colorado | | 435,666 | 1,042,400 | Node | Road |
| Pennsylvania | | 1,088,092 | 1,541,898 | Intersection/endpoint | Connection |
| Texas | | 1,379,917 | 1,921,660 | Intersection/endpoint | Connection |
| Florida | | 1,070,376 | 2,687,902 | Node | Road |
| Northwest USA | | 1,207,945 | 2,820,774 | Node | Road |
| California | | 1,965,206 | 2,766,607 | Intersection/endpoint | Connection |
| Northeast USA | | 1,524,453 | 3,868,020 | Node | Road |
| California and Nevada | | 1,890,815 | 4,630,444 | Node | Road |
| Great Lakes | | 2,758,119 | 6,794,808 | Node | Road |
| Eastern USA | | 3,598,623 | 8,708,058 | Node | Road |
| Western USA | | 6,262,104 | 15,119,284 | Node | Road |
| Central USA | | 14,081,816 | 33,866,826 | Node | Road |
| Full USA | | 23,947,347 | 57,708,624 | Node | Road |