Route Suffix Chart

California's route suffix by description and route suffix code
Description Route Suffix
Supplemental Route S
Unrelinquished Route U



Postmile Prefix Chart

California's postmile prefix by description and postmile prefix code
Description Postmile Prefix
Commercial lane C
Duplicate post mile at meandering county line D
Reposting of duplicate post mile at end of a route G
Realignment of D mileage H
Overlap post mile L
Realignment of R mileage M
Realignment of M mileage N
First realignment R
Spur S
Temporary connection T



Alignment Field Chart

California's alignment by description and alignment code
Description Alignment
Left independent alignment L
Right independent alignment R