Promotional Offer available to well-qualified buyers for limited time only. Wireless previous carrier payoff requires new smartphone activation on Device Payment Plan (DPP) and port-in. Complete documentation of customer’s balance due on device installment plan with prior carrier must be submitted within 90 days of new activation. Customer may receive bill credit not to exceed the amount of device installment balance remaining from prior carrier; amount of credit may not exceed $1,000. Credit will apply within 60 days after receipt of Previous Carrier Payoff Application and bill from prior carrier, listing final device installment balance. Submitted bill must match the phone number switched to C Spire. Fiber previous carrier payoff requires installation of C Spire Home Services. A copy of the final bill from a previous internet service provider, with early termination fees clearly marked must be submitted within 90 days of installation or two weeks from the date listed on previous provider bill, whichever is later. Customer may receive bill credit not to exceed the amount of early termination fee charged by previous provider; amount of credit may not exceed $1,000. Credit will apply within 60 days after receipt of Previous Carrier Payoff Application and bill from prior carrier, with early termination fees clearly marked. If submitting a Previous Carrier Payoff Application for both wireless and fiber services all required documents detailed above must be submitted within 90 days of installation or two weeks from the date listed on previous provider bill, whichever is later. Additional information may be required in C Spire’s sole discretion. New C Spire account must be current on payments to receive bill credit. Offer void if C Spire service canceled prior to issuance of credit, or for any reason in C Spire's sole discretion. Not transferable; not redeemable for cash. Other restrictions may apply.