Boat Registration NumbersKeep your vessel legal and looking sharp with custom boat registration number decals. Precision-cut from premium marine-grade vinyl, these numbers are built to withstand sun, salt, and water — staying bold and legible season after season. Easy to apply and available in multiple sizes to meet your state’s requirements.Available Sizes 3" x 15" 3" x 18" 3" x 20" 3" x 22" 3" x 24" 3" x 26" 4" x 20" 4" x 24" State Registration Requirements Most states require numbers to be at least 3 inches tall Numbers must be in block characters, in a color contrasting with the hull Must be displayed on both sides of the bow Check your state’s boating authority for specific formatting requirements Specifications Material: Premium marine-grade adhesive vinyl Finish: UV-resistant and waterproof Application: Pre-spaced and ready to apply to any clean hull surface Durability: Resists sun, salt water, and harsh marine conditions Warranty: 8 years against fading, peeling, and cracking Common Uses Motorboats and powerboats Sailboats and personal watercraft Kayaks, canoes, and jon boats Any state-registered vessel Why PDQ Signs? Custom registration number cut to order Marine-grade vinyl built for the water Fast turnaround — ships quickly Multiple sizes to meet state requirements Need a custom size or color? Contact us for a quote.