loclahost:5432:*:usernamegoeshere:passwordgoeshere
nabsql01:5432:*:usernamegoeshere:passwordgoeshere
nabsql05:5432:*:usernamegoeshere:passwordgoeshere
nabsql06:5432:*:usernamegoeshere:passwordgoeshere
nabdev03:5432:*:usernamegoeshere:passwordgoeshere
172.21.100.39:5432:*:usernamegoeshere:passwordgoeshere

for me this works

CLI:
psql -U USER -w DB -h 127.0.0.1

hba:
host all all 127.0.0.1/32 md5

~/.pgpass:
127.0.0.1:5432:*:USER:PASS