In mailing addresses (those requiring ZIP codes), use U.S. Postal Service state name abbreviations and other common abbreviations.
BH&G always uses the Postal abbreviation, even in edit copy. (added 2/11/21)
Use a hyphen, not an en dash, with ZIP+4 codes (i.e., 50309-1615).
See also stand-alone cities
Addresses
State abbreviations
Street Abbreviations
Website addresses
Stand-alone cities