National Reso-Phonic Guitars has been handcrafting resonator guitars in San Luis Obispo, California, establishing itself as one of the premier builders of these distinctive instruments. The company specializes in custom and boutique guitar builds, offering an extensive range of models from the classic Style O and Tricone designs to modern innovations like the ResoRocket and Resolectric series.

Their luthiers bring deep expertise in resonator guitar construction and repair, working with everything from traditional single-cone and tricone configurations to their distinctive Raw Series instruments. The shop’s technical knowledge extends beyond new builds‚their repair services and tech support reflect decades of experience with the unique challenges these metal-bodied instruments present. Guitar techs at National understand the intricate relationship between resonator cones, biscuit bridges, and coverplates that define these guitars’ signature tone.

For players seeking fretwork, setup adjustments, or specialized instrument repair on resonator guitars, National’s hands-on manufacturing experience translates into exceptional service capabilities. They also stock a comprehensive selection of resonator-specific parts, bridges, and accessories for players and repair shops nationwide.