Why is my credit card declined?

Ensure the zip code on your profile matches the zip code linked to the credit card and not your mailing address. When the post office added 75072, not all banks made this change in their authentication systems and it can cause a card to be declined.


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1. Does the city charge a processing fee to pay using the new customer portal?
2. Why is the city implementing a new online payment system?
3. Why do I have to re-enroll if you already have my payment information?
4. Will my account number change when I enroll in the new payment system?
5. What are the benefits of the new system?
6. I want auto-pay on the same date each month, is that possible?
7. Are there additional fees to pay my utility bill online?
8. Are there other options for me to pay my water bill than paying through the online system?
9. Why is my credit card declined?