Below you can find logos, similar to the NFB ONF.

Conference USA Conference USA vector
Centaur Conferences Centaur Conferences vector
Southland Conference Southland Conference vector
Confecciones Continentales Confecciones Continentales vector
The Conference Board of Canada The Conference Board of Canada vector
Superconfex 92 Superconfex 92 vector
18th International Conference on Pharmacoepidemiology 5 18th International Conference on Pharmacoepidemiology 5 vector
general de confiteria general de confiteria vector
Summit Conferences Summit Conferences vector
NFBPWC NFBPWC vector
Nicko Conferences & Incentives Nicko Conferences & Incentives vector
CONFORTMAKER CONFORTMAKER  vector
NFB 1 NFB 1 vector
Marriott Conference Centers 187 Marriott Conference Centers 187 vector
Confederation College Confederation College vector