Norristown, Pennsylvania ZIP Code - United States

The location Norristown, PA has 11 differents ZIP Codes. Check the map below to check your ZIP Code.

	City Name	ZIP Code	ZIP Type	Estimated Population
Norristown, PA	PRIMARY	19401	STANDARD	29.398
Norristown, PA	PRIMARY	19403	STANDARD	37.609
Norristown, PA	PRIMARY	19404	PO BOX	384
Norristown, PA	ACCEPTABLE	19405	STANDARD	4.150
Norristown, PA	ACCEPTABLE	19406	STANDARD	20.085
Norristown, PA	ACCEPTABLE	19407	PO BOX	0
Norristown, PA	ACCEPTABLE	19408	PO BOX	0
Norristown, PA	ACCEPTABLE	19409	PO BOX	0
Norristown, PA	ACCEPTABLE	19487	UNIQUE	0
Norristown, PA	PRIMARY	19488	UNIQUE	0
Norristown, PA	PRIMARY	19489	UNIQUE	0

Postal Zone of Norristown, PA - USA

Norristown, PA belongs to Montgomery county. Check the list of Montgomery county ZIP Code.

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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.