01230 ZIP Code - United States

This ZIP Code belongs to the following areas. Below you can see the map of the postal area.

City	City	ZIP Type	Estimated Population
Great Barrington, MA	PRIMARY	STANDARD	5.873
Egremont, MA	ACCEPTABLE	STANDARD	5.873
Gt Barrington, MA	ACCEPTABLE	STANDARD	5.873
N Egremont, MA	ACCEPTABLE	STANDARD	5.873
New Marlboro, MA	ACCEPTABLE	STANDARD	5.873
New Marlborou, MA	ACCEPTABLE	STANDARD	5.873
New Marlborough, MA	ACCEPTABLE	STANDARD	5.873
North Egremont, MA	ACCEPTABLE	STANDARD	5.873
Simons Rock, MA	ACCEPTABLE	STANDARD	5.873
Alford, MA	NOT ACCEPTABLE	STANDARD	5.873
Berkshire Heights, MA	NOT ACCEPTABLE	STANDARD	5.873
Hartsville, MA	NOT ACCEPTABLE	STANDARD	5.873
Risingdale, MA	NOT ACCEPTABLE	STANDARD	5.873
Van Deusenville, MA	NOT ACCEPTABLE	STANDARD	5.873

Postal Zone from ZIP Code 01230 - United States

County	FIP	Weight
Berkshire	25003	100%

See all the USA ZIP Code.

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.
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.