3 , ▁the ▁highway ▁was ▁extended ▁south west ▁ 4 . 9 ▁miles . ▁On ▁November ▁ 2 6 , ▁ 1 9 6 9 , ▁R M ▁ 5 8 4 ' s ▁northern ▁termin us ▁was ▁re located ▁from ▁Avenue ▁N ▁to ▁US ▁ 8 7 ▁along ▁Avenue ▁Q ▁and ▁Kn icker bo cker ▁Road . ▁On ▁May ▁ 2 5 , ▁ 1 9 7 6 , ▁the ▁highway ▁was ▁extended ▁south west ward ▁and ▁sout we ast ward ▁to ▁US ▁ 2 7 7 . ▁On ▁June ▁ 2 7 , ▁ 1 9 9 5 , ▁the ▁section ▁of ▁R M ▁ 5 8 4 ▁from ▁County ▁Road ▁ 2 2 5 ▁to ▁US ▁ 8 7 / US ▁ 2 7 7 ▁was ▁transferred ▁to ▁Urban ▁Road ▁ 5 8 4 . ▁On ▁November ▁ 1 5 , ▁ 2 0 1 8 ▁this ▁section ▁was ▁changed ▁back ▁to ▁R M ▁ 5 8 4 . ▁ ▁R M ▁ 5 8 4 ▁begins ▁at ▁an ▁intersection ▁with ▁US ▁ 2 7 7 ▁south ▁of ▁San ▁Ang elo . ▁The ▁highway ▁runs ▁west ▁for ▁approximately ▁a ▁mile ▁before ▁turning ▁north west . ▁R M ▁ 5 8 4 ▁passes ▁near ▁San ▁Ang elo ▁Regional ▁Airport ▁before ▁crossing ▁Lake ▁Nas worth y ▁and ▁entering ▁the ▁city ▁limits ▁of ▁San ▁Ang elo . ▁In ▁San ▁Ang elo , ▁R M ▁ 5 8 4 ▁is ▁known ▁locally ▁as ▁Kn icker bo cker ▁Road ▁and ▁runs ▁through ▁the ▁city '