EQUIFAX INC — Director's Dealing 2004

Oct 28, 2004

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: EQUIFAX INC (EFX)
CIK: 0000033185
Period of Report: 2004-10-26

Reporting Person: MAST KENT E (CVP and General Counsel)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2004-10-26	Common Stock	M	39027	$21.1100	Acquired	89434	Direct
2004-10-26	Common Stock	S	39027	$25.8164	Disposed	50407	Direct
2004-10-26	Common Stock	M	15666	$20.2377	Acquired	66073	Direct
2004-10-26	Common Stock	S	15666	$25.8164	Disposed	50407	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2004-10-26	Stock Option/Right to Buy	$20.2377	M	15666	Disposed	2010-11-07	Common Stock (15666)	Direct
2004-10-26	Stock Option/Right to Buy	$21.1100	M	39027	Disposed	2013-01-29	Common Stock (39027)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	492	Indirect

Footnotes

F1: The option vests in four equal annual increments beginning on 11/7/00.