I have three favs.
#1 the Benjamin Franklin class:
USS Benjamin Franklin (SSBN-640)
USS Simon Bolivar (SSBN-641)
USS Kamehameha (SSBN-642)
USS George Bancroft (SSBN-643)
USS Lewis and Clark (SSBN-644)
USS James K. Polk (SSBN-645)
USS George C. Marshall (SSBN-654)
USS Henry L. Stimson (SSBN-655)
USS George Washington Carver (SSBN-656)
USS Francis Scott Key (SSBN-657)
USS Mariano G. Vallejo (SSBN-658)
USS Will Rogers (SSBN-659)
#2 the James Madison class:
USS James Madison (SSBN-627)
USS Tecumseh (SSBN-628)
USS Daniel Boone (SSBN-629)
USS John C. Calhoun (SSBN-630)
USS Ulysses S. Grant (SSBN-631)
USS Von Steuben (SSBN-632)
USS Casimir Pulaski (SSBN-633)
USS Stonewall Jackson (SSBN-634)
USS Sam Rayburn (SSBN-635)
USS Nathanael Greene (SSBN-636)
#3 the Ohio class:
USS Ohio (SSbN-726)
USS Michigan (SSbN-727)
USS Florida (SSbN-728)
USS Georgia (SSbN-729)
USS Henry M. Jackson (SSBN-730)
USS Alabama (SSBN-731)
USS Alaska (SSBN-732)
USS Nevada (SSBN-733)
USS Tennessee (SSBN-734)
USS Pennsylvania (SSBN-735)
USS West Virginia (SSBN-736)
USS Kentucky (SSBN-737)
USS Maryland (SSBN-738)
USS Nebraska (SSBN-739)
USS Rhode Island (SSBN-740)
USS Maine (SSBN-741)
USS Wyoming (SSBN-742)
USS Louisiana (SSBN-743)
I served on one from each of these three classes.