Puerto Rico Zip Code

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National Weather Service Radar Image - Short Range Base Reflectivity - Puerto Rico/Virgin Islands
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Census 2000 Glossary of Basic Geographic and Related Terms
For Census 2000, the Census Bureau developed software that enabled it to assign, in an automated fashion, clusters of census blocks whose mailing addresses shared the same predominant ZIP Code, based on information stored in its own address file. The automated clustering was followed by a manual review and cleanup.However, because this clustering of blocks again only approximates ZIP Code delivery areas, the Census Bureau calls them ZIP Code tabulation areas, or ZCTAs. Because the approach for Census 2000 is essentially similar to the one used in the 1990 census - that is, ZIP Code data are based on tabulating data based on one or more census blocks - the Census Bureau estimates that performing the ZCTA identification, of itself, does not seriously affect the validity or comparability of the data. However, the coverage for the same ZIP-numbered area could be different because the USPS changed the coverage of many ZIP Codes and added new ZIP Codes since 1990. In addition, ZCTAs recogniz ... [Read More]

Census 2000 Gazetteer Files
NOTE:  The Census Bureau does not have U.S. Postal Service ZIP Code products. For current ZIP Code products, contact the U.S. Postal Service. ...

ZCTAs are new statistical entities developed by the U.S. Census Bureau for tabulating summary statistics from Census 2000. This new entity was developed to overcome the difficulties in precisely defining the land area covered by each ZIP Code. For further details see the ZIP Code Tabulation Areas page. ... [Read More]