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Maintenance Corporations Billing
Ph: (302) 395-5340
PAYMENT
ADDRESS UPDATE: If you pay your New Castle County Maintenance Corporation bills either online through your bank or by mail, please be sure you are sending your payment to the correct mailing address:
New Castle County
P.O. Box 780184
Philadelphia, PA 19178-0184
This is the lock-box address for New Castle
County Maintenance Corporation payments. We use the most cost-effective
service available, which is why this is currently a Philadelphia address.