Asociación Optimist Argentina
South America
ARG
Promotion Optimist
Europe
FRA
Swiss Optimist
Europe
SUI
Optimist Sailing SA
Africa
RSA
AHOoptimist
North America & Central
AHO
Bahamas Optimist Sailing Association
North America & Central
BAH
Royal British Virgin Islands Yacht Club
North America & Central
IVB
Bermuda Optimist Dinghy Association
North America & Central
BER
Canadian Optimist Dinghy Association (CODA)
North America & Central
CAN
Cayman Islands Sailing Club
North America & Central
CAY
Federación Cubana de Vela
North America & Central
CUB
Asociación Dominicana de Optimist
North America & Central
DOM
Salvador Sailing Association
North America & Central
ESA
Grenada Sailing Association
North America & Central
GRN
Federación Nacional de Navegación a Vela
North America & Central
GUA
Optimistas de Nicaragua
North America & Central
NIC
Puerto Rico Optimist Dinghy Association
North America & Central
PUR
St. Kitts Youth Sailing Association
North America & Central
SKN
St. Lucia Sailing Association
North America & Central
LCA
La Fragata Sailing Club
North America & Central
CRC
Trinidad & Tobago Sailing Association (TTSA)
North America & Central
TTO
US Optimist Dinghy Association (USODA)
North America & Central
USA
Club Optimist Chile
South America
CHI
Federacion Colombiana de Vela
South America
COL
Federación Venezolana de Vela
South America
VEN
YACHT CLUB DURRES
Europe
ALB
Antigua Yacht Club
North America & Central
ANT
Bequia Youth Sailors
North America & Central
VIN