C Spire is a wireless cell service provider formerly known as CellularSouth. It provides nationwide 4G and 5G cell phone services and high-speed fiber home internet. The company runs its businesses through 3 divisions; C Spire Wireless, C Spire Home Fiber, and C Spire Business.
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C Spire Prepaid Phone Plans
C Spire has multiple unlimited prepaid plans with the best plans for individuals being the unlimited plan for $45 per month. This plan provides 50GB of high-speed data which is sufficient for many users. The $40 plan would be ideal but it’s only $5 cheaper without a $10 autopay discount.
5GB
$25
15GB
$40
Unlimited
$45
Unlimited Plus
$65
Plans valid for 30 days
All prepaid phone plans come with unlimited data. Once out of the high-speed allotted data, speed gets slowed until the 30-day subscription period is over.
C Spire App for iPhone and Android Devices
C Spire app for Android devices and iPhones are available as My C Spire by C Spire on Google Play and App Store respectively.
On the app, you can:
β’ View and Pay Bill
β’ Manage AutoPay
β’ View Account History
β’ Monitor Your Usage and Call Details
β’ Log In with Fingerprint
β’ Track C Spire Shipments
β’ Get Support and Troubleshoot Device
β’ Link your Home Services Account
β’ Discover Other C Spire Apps
C Spire Coverage Map
C Spire has an agreement with the three major cell service providers in the United States; AT&T, T-Mobile, and Verizon to provide coverage across the United States.
To get the fastest C Spire 4G and 5G internet speeds, set up C Spire APN.

Check out the updated Coverage map on C Spire.
C Spire Customer Service
To contact C Spire customer support services, call 833-711-1401.