▁Route ▁ 7 8 ▁have ▁existed . ▁ ▁Mississippi ▁ ▁Red ▁B anks ▁business ▁loop ▁ ▁H ick ory ▁Fl at ▁business ▁loop ▁ ▁Alabama ▁ ▁Hamilton – G ray sv ille ▁alternate ▁route ▁ ▁Car bon ▁Hill – J as per ▁alternate ▁route ▁ ▁B irmingham – I r ond ale ▁alternate ▁route ▁ ▁B irmingham ▁tr uck ▁route ▁ ▁Le eds ▁tr uck ▁route ▁ ▁Ann ist on ▁business ▁loop ▁ ▁Alabama – Ge org ia ▁ ▁US   7 8 N ▁▁ ▁U . S . ▁Route   7 8 N ▁( US   7 8 N ) ▁was ▁a ▁northern ▁divided ▁U . S . ▁highway ▁that ▁compr ised ▁the ▁current ▁main line ▁of ▁US   7 8 ▁from ▁He fl in , ▁Alabama , ▁to ▁Villa ▁Rica , ▁Georgia . ▁ ▁The ▁road ▁that ▁would ▁eventually ▁become ▁US   7 8 N ▁was ▁established ▁in ▁ 1 9 2 0 , ▁as ▁SR   8 ▁from ▁the ▁Alabama ▁state ▁line ▁to ▁Villa ▁Rica . ▁By ▁the ▁end ▁of ▁the ▁third ▁quarter ▁of ▁ 1 9 2 6 , ▁US   7 8 ▁was ▁established , ▁being ▁designated ▁along ▁a ▁local ▁road way ▁from ▁He fl in ▁to ▁the ▁state ▁line , ▁and ▁SR   8 ▁from ▁the ▁state ▁line ▁to ▁Villa ▁Rica . ▁The ▁next ▁year , ▁US   7 8 ▁split ▁into ▁two ▁divided ▁routes , ▁with ▁US   7 8 N ▁being ▁designated ▁from ▁He fl in ▁to ▁Villa ▁Rica , ▁on ▁the ▁northern ▁segment ▁of