    <SEC-DOCUMENT>0001140361-20-005467-index.html : 20200311
    <SEC-HEADER>0001140361-20-005467.hdr.sgml : 20200311
    <ACCEPTANCE-DATETIME>20200311152650
    ACCESSION NUMBER:		0001140361-20-005467
    CONFORMED SUBMISSION TYPE:	424B3
    PUBLIC DOCUMENT COUNT:		7
    FILED AS OF DATE:		20200311
    DATE AS OF CHANGE:		20200311

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			WESCO INTERNATIONAL INC
    		CENTRAL INDEX KEY:			0000929008
    		STANDARD INDUSTRIAL CLASSIFICATION:	WHOLESALE-ELECTRICAL APPARATUS & EQUIPMENT, WIRING SUPPLIES [5063]
    		IRS NUMBER:				251723342
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		424B3
    		SEC ACT:		1933 Act
    		SEC FILE NUMBER:	333-236307
    		FILM NUMBER:		20705146

    	BUSINESS ADDRESS:
    		STREET 1:		225 WEST STATION SQUARE DRIVE
    		STREET 2:		STE 700
    		CITY:			PITTSBURGH
    		STATE:			PA
    		ZIP:			15219
    		BUSINESS PHONE:		4124542200

    	MAIL ADDRESS:
    		STREET 1:		225 WEST STATION SQUARE DRIVE
    		STREET 2:		STE 700
    		CITY:			PITTSBURGH
    		STATE:			PA
    		ZIP:			15219

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	CDW HOLDING CORP
    		DATE OF NAME CHANGE:	19971217
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>424B3
    <SEQUENCE>1
    <FILENAME>nt10008307x9_424b3.htm
    <DESCRIPTION>424B3
    <TEXT>
    Document 1 - file: nt10008307x9_424b3.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>424B3
    <SEQUENCE>2
    <FILENAME>nt10008307x9_courtesy.pdf
    <DESCRIPTION>COURTESY PDF
    <TEXT>
    Document 2 - file: nt10008307x9_courtesy.pdf

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>3
    <FILENAME>logo_anixter.jpg
    <TEXT>
    Document 3 - file: logo_anixter.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>4
    <FILENAME>nt10008307x9_cpsig.jpg
    <TEXT>
    Document 4 - file: nt10008307x9_cpsig.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>5
    <FILENAME>nt10008307x9_wfsig.jpg
    <TEXT>
    Document 5 - file: nt10008307x9_wfsig.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>6
    <FILENAME>sig_justincchoi.jpg
    <TEXT>
    Document 6 - file: sig_justincchoi.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>7
    <FILENAME>sig_samuelzell.jpg
    <TEXT>
    Document 7 - file: sig_samuelzell.jpg

    </DOCUMENT>
    </SEC-DOCUMENT>