Montanans rhymes with:
buchanan's, buchanans, cannon's, cannons, canon's, canons, cunanan's, shannon's, arizonans, brennan's, brennans, buchanan's, buchanans, cannon's, cannons, canon's, canons, cunanan's, eksportfinans, lakshamanan's, lebanon's, lennon's, linens, mennan's, mignons, penans, ronan's, shannon's, vernon's, winans
Montanans sounds like:
maddening, madding, madness, madonna's, maidens, maintaining, maintains, maintenance, mandamus, mandating, manhattan's, matinees, mating, matting, meat-eating, medianews, mediating, meditating, meditations, mediums, mednick, meeting, meeting's, meetings, mending, mendonca, mendonsa, mentink, mentioning, mentions, methanex, mindedness, minding, minnetonka, minting, mitnick, mittens, modems, monadnock, monatomic, monotonous, montana's, montanez, motioning, motions, motown's, mountain's, mountainous, mountains, mounting, mouthing, muddying, munitions, mutating, mutations, muting, mutinies, mutinous