*Offer available Sept. 8-Mar. 31, 2026 to qualifying business customers for new services at select on-net locations [see site list here] require a minimum one-year term agreement. Offer excludes installation, taxes, fees and optional add-ons. 20-business-day service installation offer (to receive up to one-month credit for 100 and/or 400 Gbps on-net wavelength services only) starts from the date Order and Order Addendum are fully executed and received by Lumen. Early termination fees apply as set forth in Customer Agreement. Customer must remain in good standing. Offer may terminate upon any change to account. Offers above cannot be combined with other offers. Bandwidth may vary and is not guaranteed. Metro access charges may apply for customer locations outside major data centers and Lumen gateways. Lumen may change, cancel or substitute offers and services or vary them by service area at its sole discretion without notice. Additional terms and conditions apply, including “Excused Delay”; see Customer Agreement and Order Addendum. Industry-leading claim based on publicly available SLAs and service installation data for major U.S. wavelength providers, and market share data from the July 2024 Atlantic-ACM North American Business Connectivity Survey SLAs may vary by provider, location, and contract terms. .