If everyone helps and collects, adds their SRT-6 to the vin# gallery I bet we would get a close number to the vehicles still out there.
Latest editions below. We now have a total of 194 cars.

5X025366 First production SRT6 off the line, SRT-6 Coupe, Graphite Metallic, Located in IL, USA. Owner: Paul
5X032122 SRT-6 Coupe, Black, Located in Sharon, PA, USA. Owner: tom2112
5X036651 SRT-6 Coupe, Aero Blue, Located in FL, USA. Owner: John & Marilyn (The Toy)
5X038700 SRT-6 Coupe, Black, Located in Russellville, AL, USA. Owner: shawn aka "slip"
5X039233 SRT-6 Coupe, Black, Located in California, USA.
5X040002 SRT-6 Coupe, SSB, Located in Lynchburg, TN, USA. Owner: RokyPoky
5X040328 SRT-6 Coupe, Black, Located in Rancho Cucamonga, CA, USA. Owner: SRT SIX
5X042211 SRT-6 Coupe, Black, Located in NYC, USA. Owner: Greg
5X045283 SRT-6 Coupe, Aero Blue, Located in Indiana, USA. Owner: Steve Hellums
5X045865 SRT-6 Coupe, Graphite Metallic, Located in Lebanon, TN, USA. Owner: Thirteendog
5X046028 SRT-6 Coupe, SSB, Located in South Carolina, USA. Owner: BigKid
5X054385 SRT-6 Roadster, SSB, Located in Atlanta, GA, USA. Owner: Tim aka tim le
5X054874 SRT-6 Roadster, Black, Located in Miami, FL, USA. Owner: Ashley aka AMA FIRE
5X056275 SRT-6 Coupe, Aero Blue, Located in Western NC, USA. Owner: Jeff Cobb
5X057887 SRT-6 Roadster, SSB, Located in FL, USA.
5X058277 SRT-6 Coupe, Graphite Metallic, Located in Vincennes, Indiana, USA. Owner: JaneBridges
5X060387 SRT-6 Roadster, Black, Located in Miami, FL, USA. Owner: RMADERMAN