The following are affiliated unions with the Dubuque Federation of Labor:
AFSCME LOCAL 1127
AFSCME LOCAL 2843
AFSCME LOCAL 3010
AFSCME LOCAL 3483
AFSCME LOCAL 3483 Decorah
APWU LOCAL 2339
HFIAW LOCAL81
IAFF Local 25
IAM Local 1238
IATSE LOCAL 191
IBEW LOCAL 15
IBEW LOCAL 204
IBEW LOCAL 21
IBEW LOCAL 704
IRONWORKERS LOCAL 111
IUOE LOCAL 150
IUOE LOCAL 234
SMART LOCAL 91
UA LOCAL 125
UBC LOCAL 2060
USW LOCAL 263B