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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
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 Agl2StIYCWoHezS9vyXfUA==

<SEC-DOCUMENT>0001047469-98-038183.txt : 19981028
<SEC-HEADER>0001047469-98-038183.hdr.sgml : 19981028
ACCESSION NUMBER:		0001047469-98-038183
CONFORMED SUBMISSION TYPE:	424B3
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		19981026
SROS:			NASD

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			COSTCO COMPANIES INC
		CENTRAL INDEX KEY:			0000909832
		STANDARD INDUSTRIAL CLASSIFICATION:	RETAIL-VARIETY STORES [5331]
		IRS NUMBER:				330572969
		STATE OF INCORPORATION:			CA
		FISCAL YEAR END:			0830

	FILING VALUES:
		FORM TYPE:		424B3
		SEC ACT:		
		SEC FILE NUMBER:	333-40049
		FILM NUMBER:		98730957

	BUSINESS ADDRESS:	
		STREET 1:		999 LAKE DRIVE
		CITY:			ISSAQUAH
		STATE:			WA
		ZIP:			98027-
		BUSINESS PHONE:		(206)-313-8100

	MAIL ADDRESS:	
		STREET 1:		999 LAKE DRIVE
		CITY:			ISSAQUAD
		STATE:			WA
		ZIP:			98027

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	PRICE/COSTCO INC
		DATE OF NAME CHANGE:	19930728
</SEC-HEADER>
<DOCUMENT>
<TYPE>424B3
<SEQUENCE>1
<DESCRIPTION>424B3
<TEXT>

<PAGE>


                        SUPPLEMENT DATED OCTOBER 26, 1998
               TO SUPPLEMENTS DATED OCTOBER 13, AUGUST 17, JULY 16,
                    MAY 22, MAY 4, APRIL 3, APRIL 1, MARCH 23,
            FEBRUARY 25, AND JANUARY 21, 1998, AND DECEMBER 19, 1997,
                      TO PROSPECTUS DATED NOVEMBER 26, 1997

                              COSTCO COMPANIES, INC.

     The following table sets forth certain information as of October 26, 1998
concerning additional securities that were acquired by Nomura International PLC
since it was last named as a Selling Securityholder in the Prospectus or the
Prospectus Supplements.

<TABLE>
<CAPTION>

                                        FACE AMOUNT OF        SHARES OF COMMON
                                    NOTES OWNED PRIOR TO    STOCK OWNED PRIOR TO
          SELLING SECURITYHOLDER         OFFERING ($)            OFFERING(1)
          ----------------------         ------------            -----------
<S>                                 <C>                     <C>
         Nomura International PLC       $31,000,000(2)            351,989(2)

</TABLE>
- --------------------
(1)  Includes the Shares into which the Notes are convertible.

(2)  Includes securities previously registered, without adjustment for
     securities that may have been sold.


            The date of this Prospectus Supplement is October 26, 1998.

</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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