Free guitar serial number decoder and authentication tool from Mbit Guitars, your source for curated boutique instruments in the USA. Enter any serial number to instantly identify the brand, production year, factory location, and production line. Full authenticated build records are available for all Mbit-exclusive instruments by Canalli, Corsell, Kloppmann, and Ramme.
Every electric guitar manufactured since the mid-20th century carries a serial number stamped, decaled, or inked on the headstock, neck plate, or inside the body cavity. These serial numbers follow manufacturer-specific formats that encode the year of production, the factory location, and a sequential build number. Decoding a guitar serial number can confirm the instrument's authenticity, approximate production date, and country of origin — useful for buyers, sellers, collectors, and insurance purposes.
Fender serial numbers vary by production era and factory. US-made guitars from the Corona, California factory use a US prefix followed by 6–8 digits encoding the production year. Mexican Fenders made in Ensenada use prefixes like MX, MN, or MZ. Fender Custom Shop instruments use a CS prefix. Vintage Reissue guitars from 1982–1988 use a V prefix. This tool decodes all major Fender serial number formats including American Professional, American Original, Player Series, Road Worn, and Classic Series guitars.
Gibson electric guitars produced at the Nashville, Tennessee factory use an 8-digit serial format where the first two digits encode the production year, digits three through five encode the day of the year, and digit six identifies the factory. Guitars built from 2005 onward use a 9-digit variant of this format. This tool decodes both the 8-digit and 9-digit Gibson Nashville formats, covering Les Paul, SG, ES-335, Flying V, Explorer, and other models.
PRS Guitars built in Stevensville, Maryland use sequential numbering with a year prefix. Pre-2008 Core instruments use a single-digit year prefix (the last digit of the year) followed by a sequential build number. Post-2008 instruments use a two-digit year prefix. PRS SE guitars built in Korea and Indonesia use a letter prefix corresponding to the production year. This tool includes the full PRS production range table from 1985 through 2007 for accurate year estimation.
C.F. Martin & Co. has used continuous sequential serial numbering since 1898, making it one of the most straightforward systems to decode — higher numbers mean later production years. Taylor Guitars encodes the production year and month directly in the first four digits of the serial number. This tool covers both systems with accurate date ranges.
Boutique guitar builders often use smaller sequential numbering systems. Duesenberg guitars from Hanover, Germany use a 6-digit format where the first two digits represent the production year. Suhr Guitars from Lake Elsinore, California have used continuous sequential numbering since founding in 1997. Tom Anderson guitars from Newbury Park, California encode the full build date — month, day, year, and even time of day — directly in the serial. Nik Huber guitars from Rodgau, Germany encode the production year in the first digit of the serial number. Heritage Guitars, built in the original Gibson factory in Kalamazoo, Michigan, use a format similar to Gibson's Nashville system.
Mbit Guitars maintains a complete authenticated build registry for every instrument distributed under the Mbit umbrella. Each record includes full build specifications: tonewoods, neck profile, fretboard material, scale length, fret size, nut width and material, pickup set, hardware finish, lacquer type, weight, and signed luthier notes. Authenticated brands include:
Canalli Guitars — Master luthier Mateus Canalli, Brazil. Handcrafted custom shop electric guitars in Telecaster and Stratocaster-inspired formats, built with premium Brazilian tonewoods and Kloppmann Electrics pickups. Limited runs of 30–60 instruments per year.
Corsell Guitars — Master luthier Adriel Pagoto, Brazil. Custom shop electric guitars in single-cutaway and hollowbody formats, featuring exotic tonewoods including Korina, Ziricote, and Macassar Ebony. Limited runs of 20–30 instruments per year.
Kloppmann Electrics — Handwound pickups from Germany. Vintage-spec PAF and T-style sets wound with plain enamel wire, hand-selected Alnico magnets, and individually matched coil pairs.
Ramme Hardware — Precision stainless steel guitar hardware from Brazil. Bridges, saddles, and components in polished chrome, aged nickel, and 24K gold plate. Mbit Guitars is the exclusive USA distributor for Ramme.
This tool currently decodes serial numbers for: Fender (USA, Mexico, Custom Shop, Vintage Reissue), Gibson (Nashville 8-digit and 9-digit), PRS Guitars (Core USA and SE), C.F. Martin, Taylor Guitars, ESP, ESP LTD, Ibanez (Fujigen MIJ), Rickenbacker, Duesenberg, Suhr Guitars, Tom Anderson, Nik Huber, Charvel (Pro-Mod series), Iconic Guitars, Heritage Guitars, and all Mbit-exclusive brands (Canalli, Corsell, Kloppmann, Ramme).
Visit mbitguitars.com to explore our curated collection of boutique electric guitars, premium pickups, and precision hardware. New instruments from Canalli and Corsell are available by appointment — contact contact@mbitguitars.com.