As a single urban area, twin cities may share an airport whose airport codes include both cities' initials, e.g., DFW (Dallas–Fort Worth), LBA (Leeds–Bradford), MSP (Minneapolis–Saint Paul), RDU (Raleigh and Durham), and CAK (Akron–Canton).
as a single urban area twin cities may share an airport whose airport codes include both cities' initials eg dfw (dallas–fort worth) lba (leeds–bradford) msp (minneapolis–saint paul) rdu (raleigh and durham) and cak (akron–canton)