You can pay your parking ticket:  

• By mail: Check or money order should be made out to “City of Philadelphia” and include the ticket number being paid. Do not send your check to the Philadelphia Parking Authority. Please mail them to:
  
       Parking Violations Branch
       P.O. Box 41818
       Philadelphia, PA 19101-1818
  
• In person: You can pay your parking citations in person at the Parking Violations Branch located at 913 Filbert Street, Philadelphia, PA 19107 from 8:00 AM – 8:00 PM on Weekdays and 9:00 AM – 1:00 PM on Saturday.
  
• By phone: Call (888) 591-3636 to pay by Visa or Mastercard. After the voice response system introduction, press “1″ and have your credit card information ready. This service is available 24 hours a day, seven days a week.