The United States Postal Service is soliciting proposals for a Contract Delivery Service (CDS) on the HCR 99863 route serving the Sitka Main Office, Alaska (H063). The contractor will provide regular box‑delivery and mail‑transport services on a daily schedule (except Sundays and holidays) covering approximately 4,698 route miles per year and handling an estimated 578 boxes annually. The contract requires a minimum of one vehicle with at least 150 cubic feet of usable load space (type K7), equipped with roof‑mounted warning lights, a scanning device, and a cellular phone. The supplier must load, transport, unload, and exchange mail, maintain security of the mail, and comply with all USPS policies, safety, and labor regulations. The term runs from 10 Nov 2026 to 30 Sep 2030, with the award expected a few days before the start date. Proposals must be submitted electronically to the primary contact by 10:00 AM Mountain Time on 11 Sep 2026, using PS Form 7405 and PS Form 7468A. • Daily mail‑delivery route covering Sitka PO to multiple box locations • Minimum 150 cu ft vehicle, roof‑mounted warning lights, scanning device, cellular phone • Estimated 4,698 mi/yr, 578 boxes/yr • Contract term: 10 Nov 2026 – 30 Sep 2030 (≈4 years) • Submission deadline: 11 Sep 2026, 10:00 AM MT • Required forms: PS 7405, PS 7468A • Compliance with DOL wage determinations, insurance, background checks, and USPS safety standards