Current member
Senate
ID
Republican
Former member
Senate
ND
Democrat
Former member
Senate
DE
Democrat
Current member
Senate
IA
Republican
Current member
Senate
CO
Democrat
Current member
Senate
ME
Republican
Former member
Senate
CO
Republican
Current member
Senate
NM
Democrat
Current member
Senate
ME
Independent
Current member
Senate
KS
Republican
Current member
Senate
AK
Republican
Former member
Senate
MI
Democrat