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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 NWaimGKFn6Xjy4XdHGqEelmf8qtfUvvgqUxZAlrEhRhoGu6JB0nQm+Ir4u5Uskty
 3ygWVFJ1VaL394fDAa0HoA==

<SEC-DOCUMENT>0000892916-99-000079.txt : 19990707
<SEC-HEADER>0000892916-99-000079.hdr.sgml : 19990707
ACCESSION NUMBER:		0000892916-99-000079
CONFORMED SUBMISSION TYPE:	424B3
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		19990706

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MERRILL LYNCH & CO INC
		CENTRAL INDEX KEY:			0000065100
		STANDARD INDUSTRIAL CLASSIFICATION:	SECURITY BROKERS, DEALERS & FLOTATION COMPANIES [6211]
		IRS NUMBER:				132740599
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		424B3
		SEC ACT:		
		SEC FILE NUMBER:	333-68747
		FILM NUMBER:		99659606

	BUSINESS ADDRESS:	
		STREET 1:		250 VESEY ST
		STREET 2:		WORLD FINANCIAL CTR N TOWER
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10281-1334
		BUSINESS PHONE:		2124491000

	MAIL ADDRESS:	
		STREET 1:		250 VESEY STREET
		STREET 2:		WORLD FINACIAL CENTER FLR 23
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10281
</SEC-HEADER>
<DOCUMENT>
<TYPE>424B3
<SEQUENCE>1
<DESCRIPTION>MEDIUM TERM NOTES, SERIES-B
<TEXT>


<PAGE>
<TABLE>
<CAPTION>

<S>                                                             <C>

PROSPECTUS SUPPLEMENT                                              FILE NO. 333-68747
(TO THE PROSPECTUS AND PROSPECTUS SUPPLEMENT DATED MAY 6, 1999)        RULE 424(B)(3)
PROSPECTUS NUMBER: 1874


</TABLE>


                           MERRILL LYNCH & CO., INC.
                          MEDIUM-TERM NOTES, SERIES B
                   DUE NINE MONTHS OR MORE FROM DATE OF ISSUE
                              FLOATING RATE NOTES

<TABLE>
<CAPTION>

<S>                     <C>               <C>                                <C>

PRINCIPAL AMOUNT:       $20,000,000            ORIGINAL ISSUE DATE:          July 6, 1999


CUSIP NUMBER:           59018S 3B8             STATED MATURITY DATE:         August 7, 2002


INTEREST CALCULATION:                          DAY COUNT CONVENTION:
/x/ REGULAR FLOATING RATE NOTE                 /x/ ACTUAL/360
/ / INVERSE FLOATING RATE NOTE                 / / 30/360
(FIXED INTEREST RATE):                         / / ACTUAL/ACTUAL


INTEREST RATE BASIS:
/x/ LIBOR                                      / / COMMERCIAL PAPER RATE
/ / CMT RATE                                   / / ELEVENTH DISTRICT COST OF FUNDS RATE
/ / PRIME RATE                                 / / CD RATE
/ / FEDERAL FUNDS RATE                         / / OTHER (SEE ATTACHED)
/ / TREASURY RATE
DESIGNATED CMT PAGE:                           DESIGNATED LIBOR PAGE:
CMT TELERATE PAGE:                             LIBOR TELERATE PAGE:
CMT REUTERS PAGE:                              LIBOR REUTERS PAGE:


INDEX MATURITY:         Three Months           MINIMUM INTEREST RATE:        Not Applicable


SPREAD:                 0.1500%                MAXIMUM INTEREST RATE:        Not Applicable


INITIAL INTEREST RATE:  TBD                    SPREAD MULTIPLIER:            Not Applicable


INTEREST RESET DATES:   Quarterly, on the 7th of February, May, August and November, commencing
                        August 7, 1999; subject to following business day convention.


INTEREST PAYMENT DATES: Quarterly, on the 7th of February, May, August and November, commencing
                        August 7, 1999; subject to following business day convention.


REPAYMENT AT THE
OPTION OF THE HOLDER:   The Notes cannot be repaid prior to the Stated Maturity Date.


REDEMPTION AT THE
OPTION OF THE COMPANY:  The Notes cannot be redeemed prior to the Stated Maturity Date.


FORM:                   The Notes are being issued in fully registered book-entry form.


TRUSTEE:                The Chase Manhattan Bank


DATED:                  June 18, 1999


</TABLE>


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