<PAGE>
AS FILED WITH THE SECURITIES AND EXCHANGE COMMISSION ON MARCH 24, 1997
REGISTRATION NO. 333 - 23569
- -------------------------------------------------------------------------------
- -------------------------------------------------------------------------------
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549
----------------
POST-EFFECTIVE
AMENDMENT NO. 1
TO
FORM S-4
REGISTRATION STATEMENT
UNDER
THE SECURITIES ACT OF 1933
----------------
SOUTHERN NATIONAL CORPORATION
(EXACT NAME OF REGISTRANT AS SPECIFIED IN ITS CHARTER)
NORTH CAROLINA 6060 56-0939887
(STATE OR OTHER (PRIMARY STANDARD INDUSTRIAL (I.R.S. EMPLOYER
JURISDICTION CLASSIFICATION CODE NUMBER) IDENTIFICATION NUMBER)
OF INCORPORATION OR
ORGANIZATION)
200 WEST SECOND STREET
WINSTON-SALEM, NORTH CAROLINA 27101
(910) 733-2000
(ADDRESS, INCLUDING ZIP CODE, AND TELEPHONE NUMBER, INCLUDING
AREA CODE, OF REGISTRANT'S PRINCIPAL EXECUTIVE OFFICES)
JERONE C. HERRING, ESQ.
200 WEST SECOND STREET, 3RD FLOOR
WINSTON-SALEM, NORTH CAROLINA 27101
(910) 733-2180
(NAME, ADDRESS, INCLUDING ZIP CODE, AND TELEPHONE NUMBER,
INCLUDING AREA CODE, OF AGENT FOR SERVICE)
----------------
<PAGE>
PART II. INFORMATION NOT REQUIRED IN PROSPECTUS
II-1
<PAGE>
ITEM 21. EXHIBITS AND FINANCIAL STATEMENT SCHEDULES
(a) The following document is filed as an exhibit to this registration
statement on Form S-4:
<TABLE>
<CAPTION>
EXHIBIT NO. DESCRIPTION
----------- ------------------------------------------------------------------
<S> <C>
24 Power of Attorney
</TABLE>
II-2
<PAGE>
SIGNATURES
PURSUANT TO THE REQUIREMENTS OF THE SECURITIES ACT OF 1933, AS AMENDED, THE
REGISTRANT CERTIFIES THAT IT HAS REASONABLE GROUNDS TO BELIEVE THAT IT MEETS
ALL OF THE REQUIREMENTS FOR FILING ON FORM S-4 AND HAS DULY CAUSED THIS
REGISTRATION STATEMENT ON FORM S-4 TO BE SIGNED ON ITS BEHALF BY THE
UNDERSIGNED, THEREUNTO DULY AUTHORIZED, IN THE CITY OF WINSTON-SALEM, STATE OF
NORTH CAROLINA, ON MARCH 24, 1997.
Southern National Corporation
By: /s/ Jerone C. Herring
----------------------------------
JERONE C. HERRING EXECUTIVE VICE
PRESIDENT AND SECRETARY
Pursuant to the requirements of the Securities Act of 1933, as amended, this
Registration Statement on Form S-4 has been signed by the following persons in
the capacities indicated on March 24, 1997.
SIGNATURE TITLE
/s/ John A. Allison IV Chairman of the
- ------------------------------------ Board and Chief
JOHN A. ALLISON IV Executive Officer
(principal
executive officer)
/s/ Scott E. Reed Senior Executive
- ------------------------------------ Vice President and
SCOTT E. REED Chief Financial
Officer (principal
financial officer)
/s/ Sherry A. Kellett Executive Vice
- ------------------------------------ President and
SHERRY A. KELLETT Controller
(principal
accounting
officer)
Paul B. Barringer* Director
- ------------------------------------
PAUL B. BARRINGER
W. R. Cuthbertson, Jr.* Director
- ------------------------------------
W. R. CUTHBERTSON, JR.
Ronald E. Deal* Director
- ------------------------------------
RONALD E. DEAL
II-3
<PAGE>
SIGNATURE TITLE
A. J. Dooley, Sr.* Director
- -------------------------------------
A. J. DOOLEY, SR.
Joe L. Dudley, Sr.* Director
- -------------------------------------
JOE L. DUDLEY, SR.
Tom D. Efird* Director
- -------------------------------------
TOM D. EFIRD
O. William Fenn, Jr.* Director
- -------------------------------------
O. WILLIAM FENN, JR.
Paul S. Goldsmith* Director
- -------------------------------------
PAUL S. GOLDSMITH
Director
- -------------------------------------
L. VINCENT HACKLEY
Ernest F. Hardee* Director
- -------------------------------------
ERNEST F. HARDEE
Richard Janeway, M.D.* Director
- -------------------------------------
RICHARD JANEWAY, M.D.
Director
- -------------------------------------
J. ERNEST LATHEM, M.D.
James H. Maynard* Director
- -------------------------------------
JAMES H. MAYNARD
Joseph A. McAleer, Jr.* Director
- -------------------------------------
JOSEPH A. MCALEER, JR.
II-4
<PAGE>
SIGNATURE TITLE
Albert O. McCauley* Director
- -------------------------------------
ALBERT O. MCCAULEY
Dickson McLean, Jr.* Director
- -------------------------------------
DICKSON MCLEAN, JR.
Charles E. Nichols* Director
- -------------------------------------
CHARLES E. NICHOLS
L. Glenn Orr, Jr.* Director
- -------------------------------------
L. GLENN ORR, JR.
A. Winniett Peters* Director
- -------------------------------------
A. WINNIETT PETERS
Director
- -------------------------------------
RICHARD PLAYER, JR.
C. Edward Pleasants, Jr.* Director
- -------------------------------------
C. EDWARD PLEASANTS, JR.
Nido R. Qubein* Director
- -------------------------------------
NIDO R. QUBEIN
Director
- -------------------------------------
A. TAB WILLIAMS, JR.
*By: Jerone C. Herring
---------------------------------
Jerone C. Herring
Attorney-in-Fact
II-5
<PAGE>
EXHIBIT 24
POWER OF ATTORNEY
Each of the undersigned, being a director and/or officer of Southern
National Corporation (the "Company"), hereby nominates, constitutes and
appoints John A. Allison, Scott E. Reed and Jerone C. Herring, or any one of
them severally, to be his or her true and lawful attorney-in-fact and to sign
in his or her name and on his or her behalf in any and all capacities stated
below, and to file with the Securities and Exchange Commission (the
"Commission"), a Registration Statement on Form S-4 (the "Registration
Statement") relating to the issuance of shares of the Company's common stock,
$5.00 par value per share, in connection with the acquisition by the Company
of United Carolina Bancshares Corporation, a North Carolina corporation, and
to file any and all amendments, including post-effective amendments, to the
Registration Statement, making such changes in the Registration Statement as
such attorney-in-fact deems appropriate, and generally to do all such things
on his or her behalf in any and all capacities stated below to enable the
Company to comply with the provisions of the Securities Act of 1933, as
amended, and all requirements of the Commission.
This Power of Attorney has been signed by the following persons in the
capacities indicated on December 17, 1996.
/s/ John A. Allison IV /s/ Scott E. Reed
- ------------------------------------- -------------------------------------
Name: John A. Allison IV Name: Scott E. Reed
Title: Chairman of the Board and Title: Senior Executive Vice
Chief Executive Officer President and Chief Financial
(principal executive officer) Officer (principal financial
officer)
/s/ Sherry A. Kellett /s/ Paul B. Barringer
- ------------------------------------- -------------------------------------
Name: Sherry A. Kellett Name: Paul B. Barringer
Title: Executive Vice President and Title: Director
Controller (principal
accounting officer)
/s/ W.R. Cuthbertson, Jr. /s/ Ronald E. Deal
- ------------------------------------- -------------------------------------
Name: W.R. Cuthbertson, Jr. Name: Ronald E. Deal
Title: Director Title: Director
/s/ A. J. Dooley, Sr. /s/ Joe J. Dudley, Sr.
- ------------------------------------- -------------------------------------
Name: A. J. Dooley, Sr. Name: Joe J. Dudley, Sr.
Title: Director Title: Director
/s/ Tom D. Efird /s/ O. William Fenn, Jr.
- ------------------------------------- -------------------------------------
Name: Tom D. Efird Name: O. William Fenn, Jr.
Title: Director Title: Director
/s/ Paul S. Goldsmith
- ------------------------------------- -------------------------------------
Name: Paul S. Goldsmith Name: L. Vincent Hackley
Title: Director Title: Director
<PAGE>
/s/ Paul S. Goldsmith
- ----------------------------------------
NAME: PAUL S. GOLDSMITH -------------------------------------
TITLE:DIRECTOR NAME L. VINCENT HACKLEY
TITLE:DIRECTOR
/s/ Ernest F. Hardee
- ---------------------------------------- /s/ Richard Janeway, M.D.
NAME: ERNEST F. HARDEE -------------------------------------
TITLE: DIRECTOR NAME: RICHARD JANEWAY, M.D.
TITLE: DIRECTOR
- ----------------------------------------
NAME: J. ERNEST LATHEM, M.D. /s/ James H. Maynard
TITLE: DIRECTOR -------------------------------------
NAME: JAMES H. MAYNARD
TITLE: DIRECTOR
/s/ Joseph A. McAleer, Jr.
- ---------------------------------------- /s/ Albert O. McCauley
NAME: JOSEPH A. MCALEER, JR. -------------------------------------
TITLE:DIRECTOR NAME: ALBERT O. MCCAULEY
TITLE:DIRECTOR
/s/ Dickson McLean, Jr.
- ---------------------------------------- /s/ Charles E. Nichols
NAME: DICKSON MCLEAN, JR. -------------------------------------
TITLE:DIRECTOR NAME: CHARLES E. NICHOLS
TITLE:DIRECTOR
/s/ L. Glenn Orr, Jr.
- ---------------------------------------- /s/ A. Winniett Peters
NAME: L. GLENN ORR, JR. -------------------------------------
TITLE:DIRECTOR NAME: A. WINNIETT PETERS
TITLE:DIRECTOR
- ---------------------------------------- /s/ C. Edward Pleasants, Jr.
NAME: RICHARD L. PLAYER, JR. -------------------------------------
TITLE:DIRECTOR NAME: C. EDWARD PLEASANTS, JR.
TITLE:DIRECTOR
/s/ Nido R. Qubein
- ----------------------------------------
NAME: NIDO R. QUBEIN
TITLE:DIRECTOR -------------------------------------
NAME: A. TAB WILLIAMS, JR.
TITLE:DIRECTOR
2
