Conversion functions for US state names, codes and FIPS codes.

Converts a vector of US state names or codes from one system to another returning NA where no match is found.

US_stateCodeToName(stateCode = NULL)

US_stateCodeToFIPS(stateCode = NULL)

US_stateFIPSToName(stateFIPS = NULL)

US_stateFIPSToCode(stateFIPS = NULL)

US_stateNameToCode(stateName = NULL)

US_stateNameToFIPS(stateName = NULL)

Arguments

stateCode

Vector of ISO 3166-2 alpha-2 codes.

stateFIPS

Vector of two-digit FIPS codes.

stateName

Vector of English language state names.

Value

A vector of US state names or codes.

Examples

library(MazamaSpatialUtils)

US_stateNameToCode("Washington")
#> [1] "WA"
US_stateNameToFIPS("Washington")
#> [1] "53"

postalCodes <- sample(US_stateCodes$stateCode, 30)

data.frame(
  name = US_stateCodeToName(postalCodes),
  code = postalCodes,
  FIPS = US_stateCodeToFIPS(postalCodes)
)
#>                    name code FIPS
#> 1                 Texas   TX   48
#> 2              Michigan   MI   26
#> 3                Hawaii   HI   15
#> 4              Oklahoma   OK   40
#> 5                Oregon   OR   41
#> 6               Vermont   VT   50
#> 7            New Jersey   NJ   34
#> 8              Arkansas   AR   05
#> 9              Virginia   VA   51
#> 10 District of Columbia   DC   11
#> 11           California   CA   06
#> 12       South Carolina   SC   45
#> 13            Minnesota   MN   27
#> 14              Indiana   IN   18
#> 15                Idaho   ID   16
#> 16               Alaska   AK   02
#> 17         Rhode Island   RI   44
#> 18             Maryland   MD   24
#> 19       North Carolina   NC   37
#> 20             Colorado   CO   08
#> 21                 Utah   UT   49
#> 22           New Mexico   NM   35
#> 23              Wyoming   WY   56
#> 24                 Iowa   IA   19
#> 25           Washington   WA   53
#> 26              Arizona   AZ   04
#> 27          Mississippi   MS   28
#> 28        Massachusetts   MA   25
#> 29              Georgia   GA   13
#> 30          Connecticut   CT   09