:: '''NOTE:''' In Florida, Louisiana, and Mississippi use the US-xx format. California is currently considering this convention as well.
: U.S. Highways will often have local road names (such as Airline Hwy for US
Hwy 61 and Claiborne Ave for US Hwy 90, among others). Use these street names as the '''primary''' name for such highways if said name is used for addresses of houses and businesses along the highway.
===State Highways [[Image:State Hwy Sign 35.svg.png|30px]] [[Image:South_Carolina_170.svg.png|38px]] [[Image:Florida_60.svg.png|30px]] [[Image:Louisiana 3234.svg.png|30px]] [[Image:Alabama_5.svg.png|30px]] [[Image:MT-sec-326.svg.png|30px]] [[Image:North_Dakota_23.svg.png|30px]]===