Sprint Corp. is arguing that a Missouri carrier has been overcharging it for long-distance carrier fees since at least 2011.
Sprint filed suit Wednesday in federal court in Kansas City, seeking damages to be proved at trial.
The suit involves the interactions among various telephone carriers. When a customer calls someone long-distance, that call is delivered through a series of carriers. Each carrier takes the call through its network and then passes it off to the next company until the call reaches…
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