Creator: Mike Confalone

Headquarters: New Sharon, ME

States of Operation: ME

Era Modeled by Owner: 1982

Reporting Mark: AGR

Creator: Tony Koester

Headquarters: Newton, NJ

States of Operation: 

OH, PA, WV, VA

Era Modeled by Owner: Several

Reporting Mark: AM

Creator: Joe Loggans

Headquarters: Fort Smith, AR?

States of Operation: 

AR, MO, MS, NM, OK, TN, TX

Era Modeled by Owner: 

1970-Present

Reporting Mark: AV

Creator: Jeremy Sur

Headquarters: Arvada, CO

States of Operation: CO

Era Modeled by Owner: Modern

Reporting Marks: AWRR, SURX

Creator: Roger Kujawa

Headquarters: Chicago, IL

States of Operation: 

AR, IA, IL, IN, KS, KY, MA, MD, MI, MN, MO, NE, NC, NY, OH, PA, SC, TN, TX, WV, WI

Era Modeled by Owner: 1980's

Reporting Mark: AGW

Creator: The Late John N. (Jack) Ozanich (1943-2020)

Owner: A trust established by John Ozanich

Headquarters: Battle Creek, MI

States of Operation: 

ME, NH, NY, VT

Era Modeled by Owner: 

Nov 1959-Apr 1960

Nov 1964-Apr 1965

Reporting Mark: AGE

Creator: Brian Sopke

Headquarters: Little Rock, AR

States of Operation: AR, LA

Era Modeled by Owner: 

Mid-1980's & Modern

Reporting Mark: BSR

Creator: Chris Gilbert

Headquarters: Brownville, ME?

States of Operation: ME, VT

Era Modeled by Owner: Present

Reporting Mark: BRAR

Creator: Stephen Reeves

Headquarters: Saint John, NB

States/Provinces of Operation: ME, NB, NS

Era Modeled by Owner: 

Present

Reporting Mark: CAR

Creator: Tom Johnson

Headquarters: Logansport, IN

States of Operation: IN

Era Modeled by Owner: 

1979-1980

Reporting Mark: CCRR

Creator: David Barrow

Headquarters: Austin, TX

States of Operation: TX

Era Modeled by Owner: 1978

Reporting Mark: CMSF

Creator: Tom Patterson

Headquarters: Morgantown, WV

States of Operation: PA, WV, VA

Era Modeled by Owner: 1976

Reporting Mark: CWE

Creator: Joe Bohannon

Headquarters: Seattle, WA

States/Provinces of Operation:

BC, ID, MT, WA

Era Modeled by Owner: 1998

Reporting Mark: CHNK, CHCA

Creator: Unknown

Owners: 

Ed Lewis & Hank Stephens

Headquarters: Cincinnati, OH

States of Operation: 

IL, IN, OH, PA

Era Modeled by Owner: 

1980s-Present

Reporting Mark: CLE

Creator: Brian Banna

Current Owner: Matt Martin

Headquarters: Phoenix, AZ

States of Operation: AZ

Era Modeled: 2000-Present

Reporting Marks: CSR, LD

Owner: Crescent City Model Railroad Club

Headquarters: Metairie, LA

States of Operation: 

LA, AR, MS, MO, OK

Era Modeled: 

Transition-Present

Reporting Mark: CL

Owner: The late Dean Freytag (1924-2010)

Owner: Jim DiPaola

Headquarters: Iron City, OH

States of Operation: OH, PA

Era Modeled: Modern

Reporting Mark: DSCX

Owner: Joseph Zebrowski

Headquarters: Pittsburgh, PA

States of Operation:

NJ, OH, PA, WV

Era Modeled: August 1969

Reporting Mark: DA

Owner: The Late Frank Ellison (1887-1964)

Headquarters: New Orleans, LA

States of Operation:

Unspecified

Era Modeled: Transition

Reporting Mark: DL

Owner: Jimmy Brannon

Headquarters:

Commerce City, CO

States of Operation: CO

Era Modeled: Modern

Reporting Mark: DTRR, DTRY

Owner: Danny Welch

Headquarters: ????

States of Operation: ????

Era Modeled: Present

Reporting Mark: ERK

Owner: Michael Ostertag

Headquarters: Farlin, WI

States of Operation: WI

Eras Modeled: 

1979-1981 & 1990-1993

Reporting Mark: FT

Owner: Centra-MOD

Headquarters: Temple, TX

States of Operation: TX

Era Modeled: 1980's

Reporting Mark: FWTG

Owner: Hank Stephens

Headquarters: Birmingham, AL

States of Operation: AL, FL, GA, IA, IL, KY, LA, MI, MN, MO, MS, NE, OH, PA, SC, SD, TN, TX, WV, WY

Era Modeled: 1996-Present

Reporting Marks: ALIS, CC, CGS, DME, FEC, FGC, GARD, IC, ICG, RIO, TXE

Owner: Chris Palmieri

Headquarters: Roanoke, TX

States of Operation: TX

Era Modeled: Transition-Present

Reporting Mark: HSLX

Owner: Anthony Lorch

Headquarters: Kansas City, MO

States of Operation: 

AZ, CA, CO, KS, OK, MO, NM, TX, UT, WY

Era Modeled: 1998

Reporting Mark: KP

Owner: David Doiron

Headquarters: Tempe, AZ

States of Operation: AZ

Era Modeled: August 1967

Reporting Mark: LD

Owner: Doug Carey

Headquarters: Hagerstown, MD

States of Operation: 

DC, MD, PA, VA, WV

Era Modeled: Present

Reporting Mark: MDSO

Owner: Andy Dorsch

Headquarters: Ripon, WI

States of Operation: MI, WI

Era Modeled: 1980's

Reporting Mark: MVRR

Owner: Damon Curtis

Headquarters: White Plains, MD

States of Operation: 

DC, DE, MD, PA, VA, WV

Era Modeled: 2010-2015

Reporting Mark: MDST

Owner: Chris Palmieri

Headquarters: Irving, TX

States of Operation: 

AR, LA, MS, OK, TN, TX

Era Modeled: Mid-1990's

Reporting Marks:

GSI, MC, NTO, TGN, YMV

Owner: Devin Jackson

Headquarters: Palestine, TX

States of Operation: TX

Era Modeled: 1980's

Reporting Mark: MBTT

Owner: Greg McComas

Headquarters: 

MAC Transportation

Fort Worth, TX

States of Operation: IN, MI

Era Modeled: Present

Reporting Mark: 

MCIS, MCTR, MCBT

Owner: Thomas McEwen

Headquarters: Livingston, MT

States of Operation: MT

Era Modeled: 1980's

Reporting Mark: MNRR

Owner: Neil Roggensack

Headquarters: Salt Lake City, UT

States/Provinces of Operation: 

AB, ID, MT, OR, UT, WA,

Era Modeled: Late 1970s

Reporting Mark: MN

Owner: Nicholas Wakefield

Headquarters: Flagstaff, AZ

States of Operation: 

AZ, UT, ID, WY, MT, WA

Era Modeled: 2021

Reporting Mark: MPL

Owner: Brad Bourbina

Headquarters: Overland Park, KS

States of Operation: AR, IA, ID, IL, KS, LA, MO, MN, MT, OK, SD, TX, WA 

Era Modeled: 1988-1994

Reporting Mark: NVL

Owner: The Late Jim Hediger (1942-2024)

Headquarters: Sussex, WI

States of Operation: OH

Era Modeled: Contemporary

Reporting Mark: OS

Owner: Kodi Milhoan

Headquarters: Wheeling, WV

States of Operation:

OH, PA, WV

Era Modeled: 2015-2020

Reporting Mark: OVT

Owner: Mike Confalone

Headquarters: 

North Rumford, ME

States of Operation: ME

Era Modeled: 1970's-1990's

Reporting Mark: OCTY

Owner: Thunderbird Model Railroad Club

Headquarters: Phoenix, AZ

States of Operation: AZ

Era Modeled: 1940's-Present

Reporting Mark: PTA

Owner: Kenny Ravenscroft

Headquarters: Pilar

States of Operation: Undefined

Era Modeled: 1960's-Present

Reporting Mark: PVR

Owner: Sheldon Frankel

Headquarters: 

Montreal, Quebec, Canada

States of Operation: 

MA, NH, NY, QC, RI, VT

Era Modeled: Late 1980's

Reporting Mark: QNE

Owner: Tim Garland

Headquarters: Macon, GA

States of Operation: AL, GA

Era Modeled: Summer 2015

Reporting Mark: SC

Owner: Dean Freytag

Headquarters: Ashland, OH

States of Operation: 

IL, IN, OH, PA

Era Modeled: 1980's

Reporting Mark: SRL

Owner: Thomas W Gasior

Headquarters: Agate Bay, MN

States of Operation: MN

Era Modeled: 1969

Reporting Mark: SMRX

Owner: Joey Ferrito

Headquarters: Chicago, IL

States of Operation: CO, IA, IL, KS, MN, MO, NE, SD, WI

Era Modeled: 1951

Reporting Mark: SOD

Owner: Ed Stoll

Headquarters: St Louis, MO

States of Operation: MO

Era Modeled: Transition

Reporting Mark: STLC

Creator: The Late Dr. Richard Kamm (1947-2021)

Current Owner: David Colvin

Headquarters: Northpark, LA

States of Operation: LA, MO

Era Modeled: 1990-2010

Reporting Mark: SL

Owner: John Bezuyen

Headquarters: Suffern, NY

States of Operation: NJ, NY, PA

Era Modeled: 1980's

Reporting Mark: SHIT

Owner: Jim Abbott

Headquarters: Chicago, IL

States of Operation: IL, WI, MN, ON, MB

Era Modeled: Fall 1995

Reporting Mark: STRC

Owner: Clyde Allen Whitaker

Headquarters: Knoxville, TN

States of Operation: AL, GA, KY, MS, NC, TN, SC, VA, WV 

Era Modeled: Present

Reporting Mark: TS

Owner: Stephen King

Headquarters: Fayetteville, PA

States of Operation: 

KY, NC, OH, PA, VA, WV

Era Modeled: 1969

Reporting Mark: VM

Owner: Rhett Coates

Headquarters: Suffolk, VA

States of Operation: 

MD, NC, SC, VA, WV

Era Modeled: 1970's-1980's

Reporting Mark: VA

Owner: The Late Allen McClelland (1934-2022)

Headquarters: Dayton, OH

States of Operation:

OH, WV, VA

Era Modeled: 1960's-1970's

Reporting Mark: VO

Owner: Kevin Klettke

Headquarters: Port Andrews, WA

States of Operation: OR, WA

Era Modeled: 1995

Reporting Mark: WNRR

Owner: Daniel Archer

Headquarters: West Falls, NY

States of Operation: 

NY, OH, PA, VT

Era Modeled: 1986

Reporting Mark: WFN

Owner: Robert Welke

Headquarters: Marquette, MI

States of Operation: MI, WI

Era Modeled: September 1982

Reporting Mark: WUM

Owner: Sam Meehan

Headquarters: Wilkes-Barre, PA

States/Provinces of Operation: 

MA, OH, NJ, NY, PA, QC

Era Modeled: 2010-2013

Reporting Mark: WVW

Owner: Matt Gentry

Headquarters: Yankeetown, IN

States of Operation: IN

Era Modeled: Present

Reporting Mark: YDC