Cellular Network Not Available for Voice Calls: How to Fix It!

Cellular Network Not Available for Voice Calls
Cellular Network Not Available for Voice Calls

Are you tired of experiencing the frustration when your smartphone suddenly tells you that the cellular network is not available for voice calls? It’s a common issue faced by mobile phone users, and it can be incredibly exasperating. This problem is different from data connectivity issues; it specifically affects your ability to make voice calls on your Android device. There could be various factors causing this inconvenience, such as network errors, poor network coverage, or even your phone being switched off. It’s essential to understand that this predicament is distinct from problems related to cellular data flow or data roaming. SIM cards can also cause this issue.

Cellular networks, including data roaming, play a crucial role in our daily lives, connecting us with friends, family, and work through our smartphones. When these networks fail us during voice calls, it can disrupt our communication and leave us feeling helpless. So let’s uncover the mysteries behind this issue and find ways to overcome it together by ensuring our sim cards are properly inserted and not turning our phones off.

Stay tuned for more insights on how to fix this perplexing problem and make it available for advanced users to see!

Causes and Solutions for No Mobile Signal for Voice Calls

Weak signal strength in the area

  • Insufficient coverage from mobile networks or distance from the nearest cellular tower can result in weak signal strength for network selection during phone calls.

  • Thick walls, dense foliage, or hilly terrain can obstruct signals and weaken reception in cellular networks. In such cases, it is important to consider network coverage and select the mobile network that provides the best signal strength.

Interference from buildings or natural obstacles

  • Tall buildings, especially those made of materials like concrete or metal, can block mobile network signals, causing poor network coverage for phone calls on smartphones.

  • Natural obstacles such as mountains or trees may interfere with signal transmission in mobile networks and cellular networks, causing errors in voice calls and cellular data.

Network congestion during peak hours

  • High demand during busy periods can overload cellular networks, causing congestion and affecting voice calls quality. This can lead to voice calls error.

  • Increased usage of cellular data in densely populated areas can lead to a drop in signal availability, resulting in an error.

Potential solutions to improve signal reception

  1. Signal boosters: Amplify weak signals to enhance reception within a limited range.

  2. Wi-Fi calling: Utilize an available Wi-Fi network to make voice calls when cellular coverage is poor.

  3. Femtocells: Small devices that create a mini-cellular network within your home or office, improving signal strength.

  4. External antennas: Attach an antenna to your device or use one on your roof for better signal capture.

  5. Relocation: Moving closer to a window or going outside may help improve reception by reducing obstructions.

By understanding the causes behind mobile signal error for voice calls, you can explore various solutions to enhance your connectivity experience. Whether it’s addressing weak signals due to distance or interference from buildings/natural obstacles, there are options available to improve your chances of making successful voice calls. During peak hours when network congestion is prevalent, considering alternatives like Wi-Fi calling can provide a more reliable connection. Exploring these potential solutions will help ensure you have access to consistent and clear voice communication on your cellular network.

Checking APNs and Verizon APN Settings

Having the correct Access Point Name (APN) settings is crucial to avoid any error. Let’s dive into how you can check and configure your APN settings on Android devices, with a specific focus on Verizon users.

Cellular Network Not Available for Voice Calls

Importance of correct APN settings

  • Proper APN settings prevent error and enable your device to connect to the cellular network effectively.

  • Incorrect or outdated APN configurations may result in issues like no voice call availability and error.

How to check APN settings on Android devices

  1. Open the “Settings” app on your Android device.

  2. Scroll down and tap on “Network & Internet.”

  3. Select “Mobile Network” or “Cellular Network” to avoid any error, depending on your device.

  4. Tap on “Advanced” or “Access Point Names.”

Specific steps for Verizon users

For Verizon users, follow these steps:

  1. Go to the “Settings” app.

  2. Scroll down and tap on “Network & Internet.”

  3. Select “Mobile Network” or “Cellular Network.”

  4. Tap on “Advanced” or “Access Point Names.”

  5. Look for the existing Verizon APN configuration and ensure it is selected.

Troubleshooting tips if APN settings are incorrect

If you encounter issues due to incorrect APN settings, try these troubleshooting tips:

  • Double-check that you have entered the correct information in the APN fields.

  • Restart your device after making any changes to allow them to take effect.

  • If problems persist, contact your mobile service provider for further assistance.

By verifying and adjusting your APN settings as necessary, you can overcome obstacles related to cellular network unavailability during voice calls. Remember, accurate configuration is key!

Note: The above instructions are specific to Android devices and may vary slightly depending on your device model and operating system version.

Updating Phone Software and Installing Software Updates

Keeping your phone’s software up-to-date is crucial for maintaining a reliable network connection. Here’s how you can check for software updates on different devices:

How to Check for Software Updates

  • For Android phones and devices:

    1. Open the Settings app.

    2. Scroll down and tap on “Software Update” or “System Update.”

    3. Tap on “Check for Updates” or a similar option.

    4. If an update is available, follow the prompts to download and install it.

  • For other smartphones and devices:

    • The process may vary slightly depending on the operating system, but generally, you can find software update options in the settings menu of your device.

Benefits of Keeping Phone Software Up-to-Date

Regularly updating your phone’s software offers several advantages, including:

  • Improved network connectivity: Software updates often include bug fixes and optimizations that enhance your device’s ability to connect to cellular networks.

  • Enhanced security: Updates patch vulnerabilities in the operating system, protecting your device from potential threats.

  • Performance improvements: New software versions may optimize resource usage, leading to better overall performance.

Troubleshooting Tips if Software Updates Fail

Sometimes, software updates may encounter issues during installation. If you face difficulties with updating your phone’s software, try these troubleshooting tips:

  1. Restart your device: A simple reboot can resolve temporary glitches that might be interfering with the update process.

  2. Check available storage space: Ensure that you have enough free space on your device as large updates require sufficient storage capacity.

  3. Clear cache data: Clearing cache files from apps or the system cache can help eliminate conflicts during installation.

  4. Reset network settings: Resetting network settings can fix connectivity problems that might be hindering the update process.

By regularly checking for software updates and promptly installing them when available, you ensure that your phone is equipped with the latest enhancements, bug fixes, and security patches. This proactive approach can help maintain a stable cellular network connection for uninterrupted voice calls.

Troubleshooting Phone Call Issues While Traveling

Challenges faced with network coverage while traveling

  • Limited or no cellular network availability for voice calls can be a common challenge when traveling.

  • Different countries may have varying network infrastructures, leading to potential coverage gaps.

  • Remote or rural areas might have weaker signals, resulting in call drops or poor call quality.

Tips to troubleshoot call issues abroad

  1. Check your roaming settings: Ensure that your phone’s roaming feature is enabled before traveling.

  2. Restart your device: Sometimes, a simple restart can help refresh the connection and resolve temporary glitches.

  3. Toggle airplane mode: Turning on and off airplane mode can help establish a new connection with the local network.

  4. Verify signal strength: Move to an area with better signal reception, such as near windows or open spaces.

  5. Update software and carrier settings: Keeping your phone’s software up to date can improve compatibility with foreign networks.

Roaming options and considerations

  • Contact your mobile service provider before traveling to understand their international roaming options and charges.

  • Some carriers offer travel-specific plans or add-ons that provide better rates for calls made abroad.

  • Consider purchasing a local SIM card if you frequently travel to a specific country, as it may offer more affordable calling options.

Making use of Wi-Fi calling when available

  • Many smartphones support Wi-Fi calling, which allows you to make phone calls over a Wi-Fi network instead of relying solely on cellular coverage.

  • Enable Wi-Fi calling in your device settings and connect to a reliable Wi-Fi network for seamless voice communication.

By following these troubleshooting tips and considering alternative options like Wi-Fi calling, you can overcome potential challenges related to cellular network availability while making phone calls during your travels.

Reinserting the SIM Card and Checking for Damage

One of the most common issues that can prevent you from making voice calls on your phone is when the cellular network is not available due to problems with your SIM card. In such cases, reinserting the SIM card correctly and checking for any damage can often resolve the issue without much hassle.

Importance of a properly inserted SIM card

A properly inserted SIM card is crucial for establishing a connection with your cellular network. If the SIM card is not seated correctly in its tray, it may lead to connectivity problems, including the inability to make voice calls.

Steps to reinsert the SIM card correctly

To ensure that your SIM card is inserted correctly, follow these simple steps:

  1. Power off your device before removing the SIM card.

  2. Locate the SIM tray on your phone (usually found on the side or top).

  3. Use a small tool or paperclip to gently eject the tray.

  4. Take out the SIM card from its slot.

  5. Inspect both sides of the SIM card for any visible damage or dirt.

  6. If clean, carefully place it back into the designated slot in the correct orientation.

  7. Push the tray back into its original position until it clicks securely.

Signs of a damaged SIM card

If you suspect that your SIM card might be damaged, watch out for these signs:

  • Frequent call drops or poor call quality

  • Inability to connect to mobile data networks

  • Error messages indicating an invalid or unrecognized SIM

  • No signal bars displayed on your device

Troubleshooting tips if SIM card is damaged

If you notice any signs of damage on your SIM card or continue experiencing issues after reinserting it, consider these troubleshooting tips:

  1. Restart your device: A simple restart can sometimes resolve temporary glitches affecting network connectivity.

  2. Factory reset: As a last resort, performing a factory reset may help resolve persistent issues related to your SIM card. However, remember to backup your data before proceeding.

By reinserting the SIM card correctly and checking for damage, you can often restore the cellular network availability for voice calls on your phone. It’s always a good idea to tackle this issue as the first thing when encountering connectivity problems.


In conclusion, resolving the issue of “Cellular Network Not Available for Voice Call” can be achieved by following a few simple steps. First, check your APNs and ensure that the Verizon APN settings are correctly configured. Next, make sure to update your phone software and install any available software updates to fix any potential bugs or glitches. If you encounter problems while traveling, troubleshoot phone call issues by checking your network settings and ensuring they are properly configured for roaming. Try reinserting the SIM card and inspecting it for any damage that may be causing connectivity issues.

To summarize, if you’re experiencing difficulties with cellular network availability for voice calls, take these steps: check APNs and Verizon APN settings, update phone software, troubleshoot call issues while traveling, and reinsert/inspect the SIM card. By doing so, you can increase the chances of resolving the problem and enjoy uninterrupted voice call services.

Remember that maintaining a reliable cellular network connection is essential in today’s connected world. If these troubleshooting steps do not resolve the issue or if you continue to experience problems with voice calls on your cellular network, it is recommended to contact your service provider for further assistance.


Q: Why am I experiencing no mobile signal for voice calls?

A: There can be various reasons behind this issue such as incorrect APN settings, outdated phone software, roaming restrictions while traveling, or a damaged SIM card.

Q: How can I check my APNs and Verizon APN settings?

A: You can access the Access Point Names (APNs) menu in your phone's settings to verify if the correct APN settings are in place. For Verizon users specifically, ensure that the proper Verizon APN settings are configured.

Q: Why is updating phone software important?

A: Updating your phone's software ensures that it has all the necessary bug fixes and improvements released by manufacturers. It can help resolve compatibility issues and enhance network connectivity.

Q: What should I do if I face call issues while traveling?

A: Troubleshoot call issues while traveling by checking your network settings, enabling roaming if required, and ensuring that you have a strong cellular signal in the area. You may also need to contact your service provider for assistance.

Q: How does reinserting the SIM card help?

A: Sometimes, a loose or improperly inserted SIM card can cause connectivity problems. By reinserting it properly and checking for any physical damage, you can eliminate this as a potential issue.

Q: What should I do if these steps don't resolve my voice call issue?

A: If the problem persists or none of the troubleshooting steps work, it is recommended to contact your cellular service provider for further assistance. They will be able to diagnose the problem and provide appropriate solutions.

Q: Why is maintaining a reliable cellular network important?

A: A reliable cellular network ensures uninterrupted communication and access to essential services such as voice calls. It keeps you connected with others and allows you to stay productive in today's digital age.


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