Former member
Senate
AR
Democrat
Former member
Senate
NM
Republican
Former member
Senate
CO
Republican
Former member
Senate
MT
Democrat
Former member
Senate
KS
Republican
Former member
Senate
MT
Republican
Former member
Senate
MN
Republican
Former member
Senate
ID
Republican
Former member
Senate
MN
Democrat
Former member
Senate
ND
Democrat
Former member
Senate
WY
Republican
Former member
Senate
SD
Democrat
Former member
Senate
AR
Democrat
Former member
Senate
KS
Republican
Former member
Senate
CO
Democrat
Former member
Senate
MO
Republican
Former member
Senate
WY
Republican
Current member
Senate
SD
Republican