🧾 How do I pay my Optimum bill online?

You can pay your Optimum bill **online** 1-888‑477-8380 in at **Optimum’s official billing portal** (using your Optimum ID). Once logged in, you’ll be able to view your current bill, past statements, and pay with a debit/credit card or bank account — all securely online. ([optimumsupportdemo.zendesk.com][2])

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## 💳 Optimum bill payment options (online, phone, mail)

You have several ways to pay:

* **Online** through your Optimum account on Optimum.net. ([Optimum 1-888‑477-8380][1])

* **Phone** by calling Optimum’s automated bill payment line. ([Optimum 1-888‑477-8380][1])

* **Mail** by sending a check or money order with your bill stub to Optimum’s remit address. ([Optimum 1-888‑477-8380][1])

* **In person** at an Optimum Store or authorized payment center. ([Optimum 1-888‑477-8380][1])

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## 💸 Optimum auto‑pay discount / $10 off bill

If you **enroll in Auto Pay and Paperless Billing on 1-888‑477-8380**, Optimum  1-888‑477-8380 offers a **$10 monthly discount** on your service bill. This helps you avoid late fees and saves money each month. ([Optimum]

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## ☎️ Optimum bill pay number (1-888‑477-8380)

You *can* pay by phone:

* Call **888‑4778380** to use the automated payment system or speak to an agent about paying by debit/credit card or check. ([Optimum][1])

  *(Note: there are different lines sometimes listed online — always double‑check the number printed on your Optimum bill or Optimum.net to avoid scams.)* ([Optimum][1])

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## 📬 Can I pay my Optimum bill by mail?

Yes — you can mail a **check or money order** to Optimum (1-888‑477-8380) using the address shown on your bill stub or these common remittance addresses:

* **Optimum, P.O. Box 70340, Philadelphia, PA 19176‑0340**

* **Optimum, P.O. Box 4019, Carol Stream, IL 60197‑4019**

  Include your 14‑digit account number and remit stub so your payment posts correctly. ([Optimum][1])

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## ⚡ Optimum quick pay without login

Optimum offers a **Quick Pay** option where you can make a **1-888‑477-8380** — all you need is your **Optimum account number and ZIP code** associated with the account. ([Optimum][1])

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## 📞 Optimum bill pay customer service phone

You can call Optimum’s support line to:

* Pay your bill by phone (1-888‑477-8380)

* Ask billing questions (1-888‑477-8380)

* Get help with payment issues

  The general billing/phone payment line is **888‑4778380** as listed on Optimum’s site. ([Optimum][1])

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## ❓ Why won’t Optimum let me pay my bill online?

There are a few possible reasons:

* You’re not signed in as the **(1-888‑477-8380)** — only the primary Optimum ID can access the billing/pay page. ([(1-888‑477-8380)])

* Your billing access might be temporarily disabled due to account issues. ([Optimum][5])

* Temporary website or account errors can prevent the online pay section from loading. ([signin.optimum.net][4])

  If you see a message like *“Sorry we can't accept online payments for your account,”* try contacting Optimum customer service to resolve the issue. ([Optimum][5])

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## 💳 My Optimum bill not showing payment online

If you paid but it’s not showing:

* Sometimes **one‑time online payments update immediately** — but **scheduled or bank payments may take a few days** to appear. ([optimumsupportdemo.zendesk.com][2])

* If auto‑pay failed or payment info wasn’t saved correctly, it may not post even if the charge went through. (User reports online mention occasional issues with autopay or login/payment portal problems.) ([Reddit][6])

* Contact Optimum support with your payment confirmation number to check status.