| Walnut Creek to Hutchinson (Kansas) | 1,310.49 mi (2,109.03 km) |
| Walnut Creek to Hutchinson (Minnesota) | 1,504.19 mi (2,420.76 km) |
| Walnut Creek to Hutto (Texas) | 1,483.70 mi (2,387.79 km) |
| Walnut Creek to Hyattsville (Maryland) | 2,416.00 mi (3,888.18 km) |
| Walnut Creek to Hybla Valley (Virginia) | 2,412.63 mi (3,882.75 km) |
| Walnut Creek to Idaho Falls (Idaho) | 650.02 mi (1,046.11 km) |
| Walnut Creek to Idylwood (Virginia) | 2,403.96 mi (3,868.80 km) |
| Walnut Creek to Ilchester (Maryland) | 2,421.85 mi (3,897.59 km) |
| Walnut Creek to Immokalee (Florida) | 2,482.19 mi (3,994.70 km) |
| Walnut Creek to Imperial (California) | 504.89 mi (812.55 km) |
| Walnut Creek to Imperial Beach (California) | 461.28 mi (742.35 km) |
| Walnut Creek to Independence (Kentucky) | 2,016.19 mi (3,244.74 km) |
| Walnut Creek to Independence (Missouri) | 1,493.83 mi (2,404.08 km) |
| Walnut Creek to Indian Trail (North Carolina) | 2,289.02 mi (3,683.83 km) |
| Walnut Creek to Indiana (Pennsylvania) | 2,279.14 mi (3,667.93 km) |
