PA 571-580 | PA 581 | PA 588 | PA 590 | PA 591-600

Abbreviations:
JCT = Junction
I = Interchange
M = Multiplex (click below on this abbreviation for a multiplex page)
NT, ST, ET, WT = Northern, Southern, Eastern, and Western Terminus (click below on one of these abbreviations for a route terminus page)
NS, SS, ES, WS = Northern, Southern, Eastern, and Western Split of multiplex

PA 581

Junction list:

• Cumberland County
• ET I I-83 Exit 41A[20]
• Begin/End SR 0581
• I US 11/US 15
• M ES PA 581(E-W)/US 11(N-S)
• I PA 641
• M WS PA 581(E-W)/US 11(N-S)
• I US 11
• Begin/End SR 0581
• WT I I-81 Exit 59[19]
• Cumberland County

Links and Sources:

• US 11/PA 581 Multiplex
• PA 581 Termini · Adam Prince's Highway Beginnings and Endings in Pennsylvania
• Harrisburg Highways · AARoadTrips.com
• PA 581 Photos · AARoadTrips.com
• PA 581/I-581 Information · Scott Oglesby's Three-Digit Interstates

PA 588

Junction list:

• Butler County
• ET JCT PA 288
• Begin/End SR 0588
• Butler/Beaver County Line
• JCT PA 65
• JCT PA 18
• M PA 18(N-S)/PA 588(E-W), SR 0018
• JCT PA 18
• Begin/End SR 0588
• WT JCT PA 51
• Beaver County

Links and Sources:

• PA 588 Termini · Adam Prince's Highway Beginnings and Endings in Pennsylvania

PA 590

Junction list:

• Pike County
• ET JCT PA 434
• Begin/End SR 0590
• Pike/Wayne County Line
• JCT US 6
• M US 6(W-E)/PA 590(E-W), SR 0006
• JCT US 6
• JCT PA 191/PA 196
• JCT PA 348 ET
• JCT PA 690 ET
• Wayne/Lackawanna County Line
• Begin/End SR 0590
• WT JCT PA 435
• Lackawanna County

Links and Sources:

• PA 590 Termini · Adam Prince's Highway Beginnings and Endings in Pennsylvania