Massachusetts Approved Firearms Roster: Smith & Wesson Model 640
The Massachusetts approved firearms rosters list 2 versions of the Smith & Wesson Model 640. Each line below is shown as the roster prints it.
Checked against the current official editions: Approved Handgun Roster, October 2026, Formal Target Shooting Firearms Roster, April 2026, Olympic Competition Firearms Roster, May 2018
| Version as listed | Caliber | Action | Roster |
|---|---|---|---|
| 640-1 | .357 Mag. | Revolver | Approved Handgun Roster |
| 640-3 | .357 Mag. | Revolver | Approved Handgun Roster |