BlackletterCalifornia law

Streets and Highways Code § 421

ARTICLE 3. The State Highway Routes

Current as of September 28, 2026Sts. & Hy. Code, § 421Official source ↗

Amended by Stats. 1984, Ch. 409, Sec. 47.

Route 121 is from:

(a) Route 37 near Sears Point to Route 29 near Napa.

(b) Route 29 in Napa to Route 128.