BGI Reference Desk

To Identify Census Tract Nos. and Zip Codes when Address is Known; for Twin Cities Only

For 1980:
Address Coding Guide.
TC Wilson Library Gov Pub (Reference) Quarto F614.M675 A3x 1980

For 1990:
1990 Census Address Coding Guide & Census Tract Map for the Twin Cities Metropolitan Area
TC Wilson Library Borchert Map (Minnesota) Quarto HA730.M56 A614x 1992