UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
Notice of Effectiveness
Effectiveness Date: November 29, 2006
Accession Number: 0000950152-06-009582
Submission Type: POS AM
CIK: 0001064796
Company Name: WESCO DISTRIBUTION INC
File Number: 333-133422
CIK: 0000929008
Company Name: WESCO INTERNATIONAL INC
File Number: 333-133422-01