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New York State Thruway Authority

Interchange 21 Additional Information

Interchange 21 - (I-95) - White Plains - Port Chester - Cross Westchester Expressway (I-287) - US Route 1 North - Tappan Zee Bridge

Connecting Routes

  • Cross Westchester Expressway (I-287)
  • White Plains (northbound)
  • Midland Avenue (southbound)
  • Tappan Zee Bridge
  • US Route 1 North (northbound)
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