Halcyon, California ZIP Code - United States

The location Halcyon, CA has 2 differents ZIP Codes. Check the map below to check your ZIP Code.

Although we show the postal codes for the local Halcyon, CA, note that this searched city name (Halcyon, CA) is described as NO ACCEPTABLE (means it is an inappropriate city name). Doing a search we find that the accepted city name for this region is Arroyo Grande, CA. For correspondence or filling out a form we suggest using the name of the city that is ACCEPTABLE or PRIMARY.

	City Name	ZIP Code	ZIP Type	Estimated Population
Halcyon, CA	IMPROPER	93420	STANDARD	22.308
Halcyon, CA	IMPROPER	93421	PO BOX	1.293

Postal Zone of Halcyon, CA - USA

Halcyon, California ZIP Code - United States — ZIP Code Tabulation Areas (ZCTAs) for Halcyon, CA ZIP Code. A ZCTA is a generalized area representation of the american ZIP Code service area.

Halcyon, CA belongs to which county?

Halcyon, CA belongs to San Luis Obispo county. Check the list of San Luis Obispo county ZIP Code.

ZIP Code California

Check the list of California ZIP Code.

ZIP Code United States

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Status Definitions

PRIMARY: means an the primary city name. Official city name, although the city name might also have another acceptable name.
ACCEPTABLE: means an adequate city name. City names that are abbreviated will frequently be listed as unacceptable because abbreviations are not an acceptable city name format.
IMPROPER/NOT ACCEPTABLE: Means an inadequate city name has been entered or received based on information entered.
UNIQUE: Assigned to a company, government agency, or entity with sufficient mail volume, based on average daily volume of letter size mail received, availability of ZIP Code numbers in the postal area, and the US mail service cost-benefit analysis.