The assignments for Week 33 of the MLS season are:

10/22/2017

Atlanta United v Toronto FC

Mercedez-Benz Stadium (4:00PM ET)

REF: ROBERT SIBIGA

AR1: Ian Anderson

AR2: Jason White

4TH: Alex Chilowicz

VAR: Jon Freemon

D.C. United v New York Red Bulls

RFK Stadium (4:00PM ET)

REF: DAVE GANTAR

AR1: Daniel Belleau

AR2: Gjovalin Bori

4TH: Armando Villarreal

VAR: David Barrie

Montreal Impact v New England Revolution

Stade Saputo (4:00PM ET)

REF: RUBIEL VAZQUEZ

AR1: Gianni Facchini

AR2: Kevin Klinger

4TH: Silviu Petrescu

VAR: Yusri Rudolf

New York City FC v Columbus Crew

Citi Field (4:00PM ET)

REF: ISMAIL ELFATH

AR1: Brian Dunn

AR2: Oscar Mitchell-Carvalho

4TH: Sorin Stoica

VAR: Edvin Jurisevic

Philadelphia Union v Orlando City

Talen Energy Stadium (4:00PM ET)

REF: JOSEPH DICKERSON

AR1: Kermit Quisenberry

AR2: Claudiu Badea

4TH: Jorge Gonzalez

VAR: Mark Geiger

FC Dallas v LA Galaxy

Toyota Stadium (4:00PM ET)

REF: JOSE CARLOS RIVERO

AR1: Brian Poeschel

AR2: Danny Thornberry

4TH: Marcos Deoliveira

VAR: Kevin Terry Jr

Real Salt Lake v Sporting Kansas City

Rio Tinto Stadium (4:00PM ET)

REF: RICARDO SALAZAR

AR1: Cameron Blanchard

AR2: Peter Manikowski

4TH: Younes Marrakchi

VAR: Juan Guzman Jr

Portland Timbers v Vancouver Whitecaps

Providence Park (4:00PM ET)

REF: ALLEN CHAPMAN

AR1: Joe Fletcher

AR2: Andrew Bigelow

4TH: Baldomero Toledo

VAR: Kevin Stott

San Jose Earthquakes v Minnesota United

Avaya Stadium (4:00PM ET)

REF: HILARIO GRAJEDA

AR1: Jonathan Johnson

AR2: Michael Kampmeinert

4TH: Alejandro Mariscal

VAR: Ramy Touchan

Seattle Sounders v Colorado Rapids

CenturyLink Field (4:00PM ET)

REF: CHRIS PENSO

AR1: Mike Rottersman

AR2: Jeremy Hanson

4TH: Baboucarr Jallow

VAR: Fotis Bazakos

Houston Dynamo v Chicago Fire

BBVA Compass Stadium (4:00PM ET)

REF: ALAN KELLY

AR1: Matthew Nelson

AR2: Eric Weisbrod

4TH: Ted Unkel

VAR: Nima Saghafi