1990 census of population and housing. Summary tape file 3B
Creator: United States. Bureau of the Census. Data User Services Division.
Publisher: Washington DC : U.S. Dept. of Commerce, Bureau of the Census, Data User Services Division,
LCC: HA201 1990 .C887 1993 compu/d
Description: Provides census data by postal ZIP code, arranged hierarchically by ZIP code, state, and county.
Description:  ZIP code areas 0,1,2,3 --  ZIP code areas 4,5, 6 --  Zip code areas 7,8,9.
Description: System requirements: Computer system capable of using a CD-ROM drive; 640K RAM; if IBM PC or compatible, requires MS-DOS 3.1 or higher, DOS file manager software (e.g., Microsoft CD-ROM Extensions 2.0 or higher); if system other than IBM PC or compatible (such as Apple Macintosh), requires appropriate retrieval software for ISO 9660 CD-ROMs (software included on the disk will run only on an MS-DOS PC); CD-ROM drive.
Description: Disc characteristics: CD-ROM.
Description: Written in dBase III+ format.
Subject: Housing United States Statistics Databases.
Subject: United States Census, 21st, 1990 Databases.
Subject: United States Population Statistics Databases.