| San Mateo to Indianapolis (Indiana) | 1,943.94 mi (3,128.47 km) |
| San Mateo to Indianola (Iowa) | 1,548.65 mi (2,492.31 km) |
| San Mateo to Indio (California) | 431.14 mi (693.85 km) |
| San Mateo to Inglewood (California) | 333.41 mi (536.58 km) |
| San Mateo to Inkster (Michigan) | 2,073.75 mi (3,337.38 km) |
| San Mateo to Inver Grove Heights (Minnesota) | 1,591.76 mi (2,561.68 km) |
| San Mateo to Inwood (New York) | 2,579.87 mi (4,151.89 km) |
| San Mateo to Iona (Florida) | 2,462.27 mi (3,962.64 km) |
| San Mateo to Ionia (Michigan) | 1,982.03 mi (3,189.78 km) |
| San Mateo to Iowa City (Iowa) | 1,653.92 mi (2,661.72 km) |
| San Mateo to Irmo (South Carolina) | 2,297.36 mi (3,697.25 km) |
| San Mateo to Irondale (Alabama) | 2,011.11 mi (3,236.57 km) |
| San Mateo to Ironton (Ohio) | 2,140.90 mi (3,445.45 km) |
| San Mateo to Irvine (California) | 369.58 mi (594.78 km) |
| San Mateo to Irving (Texas) | 1,462.19 mi (2,353.16 km) |
