Installation Guides
How To Check eSIM ICCID On iPhone & iPad?
April 4, 2026

Quick summary
Learn how to check ICCID of your eSIM on iPhone/iPad with our step-by-step guide. Discover what an ICCID is, why it's important, and how to fix common issues.
Overview
What is an ICCID?
An ICCID (Integrated Circuit Card Identifier) is indeed a unique serial number assigned to a SIM card or eSIM. This identifier is used to recognize and manage your subscription on a cellular network. It typically consists of 19 to 20 digits and always begins with 89.
An ICCID is essentially the unique ID number for your SIM card.
Think of it like a Social Security number or a unique fingerprint for your SIM. This long string of numbers holds all the key information about your card, including which country and mobile carrier issued it, and its own unique serial number. When your phone needs to connect to a network, make a call, or send a message, the carrier's system uses this ICCID to identify your SIM and confirm its legitimacy, allowing you to use their services.
Tip: Before you start, ensure the target eSIM (cellular plan) is turned on. It doesn't have to be set to "Cellular Data" or "Default Voice Line." Just enable "Open this line". No internet connection is required as you will not be accessing or retrieving any data from the internet.
Check ICCID on iPhone/iPad
You can also choose the guide for your iPhone model from here.
FAQs about ICCID on iOS Devices
Q1: What is the ICCID?
The ICCID (Integrated Circuit Card Identifier) is essentially the SIM card number. It is a unique identifier for your eSIM/SIM card, including details such as the SIM card issuer, country code, and unique serial number. This number is crucial for network operations and identifying your mobile service on the network.
Q2: How to find the ICCID number on a physical SIM card?
The ICCID number is typically printed on the physical SIM card itself. It can usually be found on either the front or the back of the card and is a 19 to 20-digit number that uniquely identifies the SIM card.
Q3: Why is there no ICCID displayed on your iPhone?
If your iPhone doesn't show the ICCID number, it could be due to several reasons:
Q4: Is the ICCID the same as the IMEI number?
No, the ICCID and IMEI (International Mobile Equipment Identity) numbers are different. The ICCID identifies the SIM card, while the IMEI identifies the mobile device itself.
Q5: Can I use my ICCID to activate an eSIM?
Yes, you can use your ICCID to activate an eSIM, though this often depends on your carrier. There are typically more convenient methods for installing and activating an eSIM, such as scanning a QR code provided by your carrier or using an activation code for manual activation. However, having the ICCID can be useful for troubleshooting and ensuring proper activation if needed.
Q6: How can I check my eSIM data usage through ICCID?
Find the corresponding ICCID, click here to enter the ICCID to check your eSIM data usage
If you have any questions, feel free to contact our support team, and eSIM KH will be happy to help you!
While checking data usage via ICCID works, it can be inconvenient if you need to check frequently. The eSIM KH App lets you view real-time data usage for each eSIM in one place, without copying ICCID numbers or switching pages.
If your eSIM runs out of data, managing it manually can be time-consuming. The eSIM KH App lets you purchase and install a new eSIM directly from the app, without returning to the website or placing a new order. It's especially convenient for visitors who use multiple eSIMs across different destinations.
- Go to Settings > General > About.
- 2Scroll down to find the "ICCID" under Device information.
- eSIM Not Activated: Ensure that your eSIM is properly activated.
- Software Issues: Restart your iPhone to resolve any temporary software glitches.
- Outdated Software: Make sure your device's software is up to date.
- Carrier Settings: Check if carrier settings need updating.
- eSIM Profile Issues: There might be issues with the eSIM profile itself, requiring carrier assistance.
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