Business Loop I-5 - Yreka

Business Loop I-5 through the city of Yreka overlaps with SR 3 north from Moonlit Oaks Avenue as part of a 3.8 mile long route between Exits 773 and 776. The two routes follow old U.S. 99 along Main Street.
A signed branch of the route loops north from Moonlit Oaks Avenue along Fairline Road (an east side frontage road for I-5) north to Oberlin Road west to Main Street.
Updated August 4, 2026