Function reference • USAboundaries

All functions

USAboundaries: USAboundaries: Historical and Contemporary Boundaries of the United States of America

install_data_package(): Install the USAboundariesData package after checking with the user

state_codes: State codes and abbreviations for U.S. states and territories

state_plane(): Projections from the State Plane Coordinate System

state_proj: Data for projections from the State Plane Coordinate System

states_contemporary_lores: U.S. state boundaries

us_cities(): City locations and populations (historical and contemporary)

us_congressional(): Congressional district boundaries (contemporary)

us_counties(): County boundaries (contemporary and historical)

us_states(): State boundaries (contemporary and historical)

us_zipcodes(): Zip Code Tabulation Areas (contemporary)