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The Gibson Serial Number Decoder currently supports 6 formats from 4 Factories.

This new function will try to match the serial number against older formats, details required for an exact match are listed in yellow.Please post any comments, particularly bugs in the user feedback section. The 1964 to 1969 orange labels are identical, except for the added text "union made". Right: Orange label as used from January 1955 to 1964.For more details on Gibson Serialization prior to 1975 and historical product specs, use your Gruhn's Guide or view the following PDF files: Since 1989, all Gibson acoustics are built in Bozeman, MT and all Gibson electrics are built in Nashville or Memphis.

Ranking numbers for Bozeman start each day at 001 and the electrics may start as low as the 300s.

Note the lack of "Made in USA", thus denoting these are pre-1970 guitars.1994 Electric Gibsons.

In 1994 only, the Nashville Gibson factory numbered all instruments with a 94xxxxxx style number. This funky formatting keys the YYYY number to a ranking of the model according to the years of centenial (1894 corresponds to #1, 1994 corresponds to #101, etc).

The only difference is the addition of this batch indicator.

Les Paul Classic: This model features an ink stamped serial number with no "MADE IN USA" (just as we used on the original 1952-1960 Les Pauls).

The sixth number is now a batch number- batch 0 starts at the beginning of the day, and once we stamp 699, the batch number will change to 1.