Current member
Senate
ME
Republican
Former member
Senate
SD
Democrat
Former member
Senate
LA
Democrat
Former member
Senate
PA
Democrat
Former member
Senate
MD
Democrat
Former member
Senate
MI
Democrat
Former member
Senate
MO
Republican
Former member
Senate
NJ
Democrat
Former member
Senate
IN
Republican
Former member
Senate
MA
Democrat
Former member
Senate
MT
Democrat
Former member
Senate
NM
Democrat
Former member
Senate
OH
Republican
Current member
Senate
IL
Democrat
Former member
Senate
WI
Democrat
Former member
Senate
NH
Republican
Former member
Senate
VT
Democrat
Former member
Senate
WV
Democrat
Former member
Senate
PA
Republican
Former member
Senate
ME
Republican