zip_to_cd: ZIP Code to Congressional District Relationship File
In zipcodeR: Data & Functions for Working with US ZIP Codes
zip_to_cd R Documentation
ZIP Code to Congressional District Relationship File
Description
A dataset containing mappings between ZIP codes and congressional districts
Usage
zip_to_cd
Format
A data frame with 45914 rows and 2 variables:
- ZIP
5 digit U.S. ZIP code
- CD
Four digit congressional district code (State FIPS code + district number)
Details
This is the exact pre-2020 HUD-USPS-derived mapping shipped in zipcodeR
0.3.5. It is frozen for legacy reproducibility and should not be interpreted
as a current redistricting vintage. Current authoritative ZCTA relationships
are available in explicit data bundles.
Source
Historical HUD-USPS-derived snapshot archived at
https://github.com/gavinrozzi/zipcodeR-data
zipcodeR documentation built on Sept. 7, 2026, 5:06 p.m.
R Package Documentation
Browse R Packages
We want your feedback!
Note that we can't provide technical support on individual packages. You should contact the package authors for that.
| zip_to_cd | R Documentation |
ZIP Code to Congressional District Relationship File
Description
A dataset containing mappings between ZIP codes and congressional districts
Usage
zip_to_cd
Format
A data frame with 45914 rows and 2 variables:
- ZIP
5 digit U.S. ZIP code
- CD
Four digit congressional district code (State FIPS code + district number)
Details
This is the exact pre-2020 HUD-USPS-derived mapping shipped in zipcodeR 0.3.5. It is frozen for legacy reproducibility and should not be interpreted as a current redistricting vintage. Current authoritative ZCTA relationships are available in explicit data bundles.
Source
Historical HUD-USPS-derived snapshot archived at https://github.com/gavinrozzi/zipcodeR-data
R Package Documentation
Browse R Packages
We want your feedback!
Note that we can't provide technical support on individual packages. You should contact the package authors for that.
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