-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
 MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen
 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 UEMoRmemy6wl9AU7JCMpnEwwbHVUIwM2LOtK/gnoi6ApR9tq5GHKprlL0+uso4/v
 YED0YQXMoX9QcZ5ilJZJTA==

<SEC-DOCUMENT>0001209191-03-015729.txt : 20030806
<SEC-HEADER>0001209191-03-015729.hdr.sgml : 20030806
<ACCEPTANCE-DATETIME>20030806123501
ACCESSION NUMBER:		0001209191-03-015729
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20030804
FILED AS OF DATE:		20030806

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			MACE EDWARD J
		CENTRAL INDEX KEY:			0001195155

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-08144
		FILM NUMBER:		03825590

	BUSINESS ADDRESS:	
		STREET 1:		720 GOODLETTE ROAD
		STREET 2:		NORTH, SUITE 202
		CITY:			NAPLES
		STATE:			FL
		ZIP:			34102

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			FNB CORP/FL/
		CENTRAL INDEX KEY:			0000037808
		STANDARD INDUSTRIAL CLASSIFICATION:	NATIONAL COMMERCIAL BANKS [6021]
		IRS NUMBER:				251255406
		STATE OF INCORPORATION:			FL
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		F.N.B. CENTER
		STREET 2:		2150 GOODLETTE ROAD NORTH
		CITY:			NAPLES
		STATE:			FL
		ZIP:			34102
		BUSINESS PHONE:		239-262-7600

	MAIL ADDRESS:	
		STREET 1:		F.N.B. CENTER
		STREET 2:		2150 GOODLETTE ROAD NORTH
		CITY:			NAPLES
		STATE:			FL
		ZIP:			34102

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	FNB CORP/PA
		DATE OF NAME CHANGE:	19920703

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CITIZENS BUDGET CO
		DATE OF NAME CHANGE:	19750909
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?><ownershipDocument><schemaVersion>X0201</schemaVersion>    <documentType>4</documentType><periodOfReport>2003-08-04</periodOfReport><notSubjectToSection16>0</notSubjectToSection16><issuer><issuerCik>0000037808</issuerCik><issuerName>FNB CORP/FL/</issuerName>        <issuerTradingSymbol>FBAN</issuerTradingSymbol></issuer><reportingOwner><reportingOwnerId><rptOwnerCik>0001195155</rptOwnerCik><rptOwnerName>MACE EDWARD J</rptOwnerName></reportingOwnerId><reportingOwnerAddress><rptOwnerStreet1>720 GOODLETTE ROAD NORTH</rptOwnerStreet1><rptOwnerStreet2>SUITE 202</rptOwnerStreet2><rptOwnerCity>NAPLES</rptOwnerCity><rptOwnerState>FL</rptOwnerState><rptOwnerZipCode>34102</rptOwnerZipCode><rptOwnerStateDescription></rptOwnerStateDescription></reportingOwnerAddress><reportingOwnerRelationship><isDirector>1</isDirector><isOfficer>0</isOfficer><isTenPercentOwner>0</isTenPercentOwner><isOther>0</isOther></reportingOwnerRelationship></reportingOwner><nonDerivativeTable><nonDerivativeTransaction><securi
tyTitle><value>COMMON STOCK</value></securityTitle><transactionDate><value>2003-08-04</value></transactionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>A</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionTimeliness><value></value></transactionTimeliness><transactionAmounts><transactionShares><value>76.191</value></transactionShares><transactionPricePerShare><value>30.5155</value></transactionPricePerShare><transactionAcquiredDisposedCode><value>A</value></transactionAcquiredDisposedCode></transactionAmounts><postTransactionAmounts><sharesOwnedFollowingTransaction><value>18849.4183</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership></ownershipNature></nonDerivativeTransaction><nonDerivativeHolding><securityTitle><value>COMMON STOCK</value></securityTitle><postTransactionAmounts><sharesOwnedFollowingTransaction><value>75859</value
><footnoteId id="F1" /></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>I</value></directOrIndirectOwnership><natureOfOwnership><value>RIBEK CORP</value></natureOfOwnership></ownershipNature></nonDerivativeHolding><nonDerivativeHolding><securityTitle><value>COMMON STOCK</value></securityTitle><postTransactionAmounts><sharesOwnedFollowingTransaction><value>625.044</value><footnoteId id="F2" /></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>I</value></directOrIndirectOwnership><natureOfOwnership><value>BY DEFERRED TRUST PLAN</value></natureOfOwnership></ownershipNature></nonDerivativeHolding><nonDerivativeHolding><securityTitle><value>COMMON STOCK</value></securityTitle><postTransactionAmounts><sharesOwnedFollowingTransaction><value>178.9517</value><footnoteId id="F3" /></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>I</value></
directOrIndirectOwnership><natureOfOwnership><value>CUST FOR NICHOLAS MACE</value></natureOfOwnership></ownershipNature></nonDerivativeHolding><nonDerivativeHolding><securityTitle><value>COMMON STOCK</value></securityTitle><postTransactionAmounts><sharesOwnedFollowingTransaction><value>178.9517</value><footnoteId id="F3" /></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>I</value></directOrIndirectOwnership><natureOfOwnership><value>CUST FOR SPENCER MACE</value></natureOfOwnership></ownershipNature></nonDerivativeHolding><nonDerivativeHolding><securityTitle><value>COMMON STOCK</value></securityTitle><postTransactionAmounts><sharesOwnedFollowingTransaction><value>178.9517</value><footnoteId id="F3" /></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>I</value></directOrIndirectOwnership><natureOfOwnership><value>CUST FOR TREVOR MACE</value></natureOfOwnership></ownershipNature></nonDerivativ
eHolding><nonDerivativeHolding><securityTitle><value>COMMON STOCK</value></securityTitle><postTransactionAmounts><sharesOwnedFollowingTransaction><value>2375.789</value><footnoteId id="F4" /></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>I</value></directOrIndirectOwnership><natureOfOwnership><value>TRUSTEE FOR JUDITH BECKLER</value></natureOfOwnership></ownershipNature></nonDerivativeHolding><nonDerivativeHolding><securityTitle><value>COMMON STOCK</value></securityTitle><postTransactionAmounts><sharesOwnedFollowingTransaction><value>2375.789</value><footnoteId id="F4" /></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>I</value></directOrIndirectOwnership><natureOfOwnership><value>TRUSTEE FOR SARAH BECKLER</value></natureOfOwnership></ownershipNature></nonDerivativeHolding><nonDerivativeHolding><securityTitle><value>COMMON STOCK</value></securityTitle><postTransactionAmounts><sharesOwne
dFollowingTransaction><value>2375.789</value><footnoteId id="F4" /></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>I</value></directOrIndirectOwnership><natureOfOwnership><value>TRUSTEE FOR WILLIAM BECKLER</value></natureOfOwnership></ownershipNature></nonDerivativeHolding><nonDerivativeHolding><securityTitle><value>COMMON STOCK</value></securityTitle><postTransactionAmounts><sharesOwnedFollowingTransaction><value>26972</value><footnoteId id="F5" /></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>I</value></directOrIndirectOwnership><natureOfOwnership><value>TRUSTEE FOR RIBEK CORP PENSION</value></natureOfOwnership></ownershipNature></nonDerivativeHolding></nonDerivativeTable><derivativeTable><derivativeHolding><securityTitle><value>Stock Options (Granted 01/24/1999)</value></securityTitle><conversionOrExercisePrice><value>20.03</value></conversionOrExercisePrice><exerciseDate><value>200
0-01-25</value></exerciseDate><expirationDate><value>2009-01-24</value></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>COMMON STOCK</value></underlyingSecurityTitle><underlyingSecurityShares><value>1618</value></underlyingSecurityShares></underlyingSecurity><postTransactionAmounts><sharesOwnedFollowingTransaction><value>1618</value><footnoteId id="F6" /></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership></ownershipNature></derivativeHolding><derivativeHolding><securityTitle><value>Stock Options (Granted 04/29/1999)</value></securityTitle><conversionOrExercisePrice><value>18.85</value></conversionOrExercisePrice><exerciseDate><value>2000-04-30</value></exerciseDate><expirationDate><value>2009-04-29</value></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>COMMON STOCK</value></underlyingSecurityTitle><underlyingSecurityShares><value>428</value></underlyingSecurityShares></unde
rlyingSecurity><postTransactionAmounts><sharesOwnedFollowingTransaction><value>428</value><footnoteId id="F6" /></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership></ownershipNature></derivativeHolding><derivativeHolding><securityTitle><value>Stock Options (Granted 01/23/2000)</value></securityTitle><conversionOrExercisePrice><value>19.26</value></conversionOrExercisePrice><exerciseDate><value>2001-01-24</value></exerciseDate><expirationDate><value>2010-01-23</value></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>COMMON STOCK</value></underlyingSecurityTitle><underlyingSecurityShares><value>1423</value></underlyingSecurityShares></underlyingSecurity><postTransactionAmounts><sharesOwnedFollowingTransaction><value>1423</value><footnoteId id="F6" /></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership></ow
nershipNature></derivativeHolding><derivativeHolding><securityTitle><value>Stock Options (Granted 01/22/2001)</value></securityTitle><conversionOrExercisePrice><value>19.68</value></conversionOrExercisePrice><exerciseDate><value>2002-01-23</value></exerciseDate><expirationDate><value>2011-01-22</value></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>COMMON STOCK</value></underlyingSecurityTitle><underlyingSecurityShares><value>1478</value></underlyingSecurityShares></underlyingSecurity><postTransactionAmounts><sharesOwnedFollowingTransaction><value>1478</value><footnoteId id="F6" /></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership></ownershipNature></derivativeHolding><derivativeHolding><securityTitle><value>Stock Options (Granted 01/20/2002)</value></securityTitle><conversionOrExercisePrice><value>24.4</value></conversionOrExercisePrice><exerciseDate><value>2003-01-21</value></exerciseDate><e
xpirationDate><value>2012-01-20</value></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>COMMON STOCK</value></underlyingSecurityTitle><underlyingSecurityShares><value>1447</value></underlyingSecurityShares></underlyingSecurity><postTransactionAmounts><sharesOwnedFollowingTransaction><value>1447</value><footnoteId id="F6" /></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership></ownershipNature></derivativeHolding><derivativeHolding><securityTitle><value>Stock Options (Granted 01/20/2003)</value></securityTitle><conversionOrExercisePrice><value>25.92</value></conversionOrExercisePrice><exerciseDate><value>2004-01-21</value></exerciseDate><expirationDate><value>2013-01-20</value></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>COMMON STOCK</value></underlyingSecurityTitle><underlyingSecurityShares><value>2725</value></underlyingSecurityShares></underlyingSecurity><postTransaction
Amounts><sharesOwnedFollowingTransaction><value>2725</value><footnoteId id="F6" /></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership></ownershipNature></derivativeHolding></derivativeTable><footnotes><footnote id="F1">Includes 3611 shares acquired as a result of a 5% stock dividend on 05/30/2003.</footnote><footnote id="F2">Includes 29.532 shares acquired as a result of a 5% stock dividend on 05/30/2003 and 9.504 shares acquired under the F.N.B. Corporation Dividend Reinvestment Plan.</footnote><footnote id="F3">Includes 8.4551 shares acquired as a result of a 5% stock dividend on 05/30/2003 and 1.394 shares acquired under the F.N.B. Corporation Dividend Reinvestment Plan.</footnote><footnote id="F4">Includes 112.25 shares acquired as a result of a 5% stock dividend on 05/30/2003 and 18.549 shares acquired under the F.N.B. Corporation Dividend Reinvestment Plan.</footnote><footnote id="F5">Includes 1284 shares acq
uired as a result of a 5% stock dividend on 05/30/2003.</footnote><footnote id="F6">Represents change in exercise price and number of shares obtainable upon exercise due to a 5% stock dividend on 05/30/2003.</footnote></footnotes><remarks></remarks><ownerSignature><signatureName>/s/ Edward J. Mace</signatureName><signatureDate>2003-08-06</signatureDate></ownerSignature></ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----