Pay Middlesex Water Company quickly and securely with your Visa, MasterCard, or Discover credit card or debit card, with Apple Pay, or with your bank account, online or with your mobile phone on doxo.
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The simple, secure way to pay all your bills:

  • Real-time tracking and bill history
  • Never miss a due date with reminders and scheduled payments
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  • State-of-the-art security
  • Pay thousands of billers directly from your phone

Also Known as:  TUI/TESI , middlesexwater.com, Tidewater Utilities

doxo is a secure all-in-one service to organize all your provider accounts in a single app, enabling reliable payment delivery to thousands of billers. doxo is not an affiliate of Middlesex Water Company. Logos and other trademarks within this site are the property of their respective owners. No endorsement has been given nor is implied. Payments are free with a linked bank account. Other payments may have a fee, which will be clearly displayed before checkout. Learn about doxo and how we protect users' payments.

Contacting TUI/TESI

Options for reaching TUI/TESI customer service. See something wrong? Suggest an update

General information about TUI/TESI


Services : Water & Sewer
Industry Groups : Utilities
Service Area : Delaware

General information about TUI/TESI


Services : Water & Sewer
Industry Groups : Utilities
Service Area : Delaware

Frequently Asked Questions

Common questions, curated and answered by doxo, about paying Middlesex Water Company bills.

What payment methods does Middlesex Water Company accept?

You can visit here to pay them directly, or pay through doxo via Apple Pay, debit card, bank account or credit card.

Where can I ask questions about my Middlesex Water Company bill?

Questions about your bill should be directed to your biller by phone 800-549-3802 or email (info@middlesexwater.com).

I'm looking for my bill. Where can I find it?

View your bill online at Middlesex Water Company.

What types of Middlesex Water Company payments does doxo process?

Water & Sewer and other bills can be paid at doxo.

Frequently Asked Questions

Common questions, curated and answered by doxo, about paying Middlesex Water Company bills.

What payment methods does Middlesex Water Company accept?

You can visit here to pay them directly, or pay through doxo via Apple Pay, debit card, bank account or credit card.

Where can I ask questions about my Middlesex Water Company bill?

Questions about your bill should be directed to your biller by phone 800-549-3802 or email (info@middlesexwater.com).

I'm looking for my bill. Where can I find it?

View your bill online at Middlesex Water Company.

What types of Middlesex Water Company payments does doxo process?

Water & Sewer and other bills can be paid at doxo.