>>513641376 (OP)>Lutheran>Presbyterian>Methodist>Baptist>Anabaptist>Anglican/Episcopal>Pentacostal>7th Day AdventistEvery single protestant church that you find is either one of these, non denominational,progressive christianity, or some home brew church that will likely not exist in 20 years.
The "40,000 denominations" meme comes from the fact that a lot of Protestant churches are governed by their members. So 1st Reformed Baptist Church of Spring Hill is technically a different denomination than 2nd Reformed Baptist Church of Spring Hill to the counters.
Now, when you get outside of Protestantism, you get a few flavors of Catholic, a few flavors of Orthodox, and quite a few flavors of other churches that don't fit any of the above critera but those are defintiely a minority.
Mormonism and Jehova's Witness reject Trinitarianism and should be done away with.