Route Suffix Chart

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California's route suffix by description and route suffix code

Description	Route Suffix
Supplemental Route	S
Unrelinquished Route	U

 

 

Postmile Prefix Chart

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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

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California's alignment by description and alignment code

Description	Alignment
Left independent alignment	L
Right independent alignment	R