| Country: | MEX |
| Type: | FH |
| Route: | 90 |
| Maint: | Secretariat of Communications and Transportation |
| Length Km: | 335.7 |
| Section1: | East segment |
| Length Km1: | 217.6 |
| Length Ref1: | [1] |
| Direction A1: | East |
| Terminus A1: | in Irapuato, Guanajuato |
| Direction B1: | West |
| Terminus B1: | near Zapotlanejo, Jalisco |
| Section2: | West segment |
| Length Km2: | 118.1 |
| Length Ref2: | [2] |
| Direction A2: | East |
| Terminus A2: | in Ameca, Jalisco |
| Direction B2: | West |
| Terminus B2: | in Puerto Vallarta, Jalisco |
| Previous Type: | FH |
| Previous Route: | 87 |
| Next Type: | FH |
| Next Route: | 93 |
Federal Highway 90 (Carretera Federal 90) connects Irapuato, Guanajuato to Zapotlanejo, Jalisco near Guadalajara.[3] Federal Highway 90 has two main segments.
The first segment runs westward from Zapotlanejo, Jalisco eastward to Irapuato, Guanajuato and connects to Guadalajara via Mexican Federal Highway 80.[4] The total length of the highway segment is 217.6 km (135.2 mi).[5] The second segment runs westward from Mascota, Jalisco eastward to Ameca, Jalisco. The total length of the highway segment is 118.1 km (73.4 mi).[6] Federal Highway 90 connects to Puerto Vallarta via Jalisco State Highway 70.[7] [8]
The highway is under the management of the Secretariat of Communications and Transportation of Mexico and custody is under the responsibility of "The Federal Road Police" (a part of the Federal Preventive Police, PFP). The road runs through the center of Mexico from west to east.
The road connects the following cities from west to east: Zapotlanejo, Ocotlán, Degollado, La Piedad, Pénjamo, Abasolo, and Irapuato.