<SEC-DOCUMENT>0001193125-19-302709-index.html : 20191127
<SEC-HEADER>0001193125-19-302709.hdr.sgml : 20191127
<ACCEPTANCE-DATETIME>20191127171350
ACCESSION NUMBER:		0001193125-19-302709
CONFORMED SUBMISSION TYPE:	S-4/A
PUBLIC DOCUMENT COUNT:		5
FILED AS OF DATE:		20191127
DATE AS OF CHANGE:		20191127

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			UNIT CORP
		CENTRAL INDEX KEY:			0000798949
		STANDARD INDUSTRIAL CLASSIFICATION:	CRUDE PETROLEUM & NATURAL GAS [1311]
		IRS NUMBER:				731283193
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		S-4/A
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-234509
		FILM NUMBER:		191258937

	BUSINESS ADDRESS:	
		STREET 1:		8200 SOUTH UNIT DRIVE
		CITY:			TULSA
		STATE:			OK
		ZIP:			74132
		BUSINESS PHONE:		9184937700

	MAIL ADDRESS:	
		STREET 1:		8200 SOUTH UNIT DRIVE
		CITY:			TULSA
		STATE:			OK
		ZIP:			74132

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Unit Drilling Co
		CENTRAL INDEX KEY:			0001517151
		IRS NUMBER:				731315145
		STATE OF INCORPORATION:			OK
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		S-4/A
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-234509-01
		FILM NUMBER:		191258932

	BUSINESS ADDRESS:	
		STREET 1:		7130 SOUTH LEWIS, SUITE 1000
		CITY:			TULSA
		STATE:			OK
		ZIP:			74136
		BUSINESS PHONE:		918-493-7700

	MAIL ADDRESS:	
		STREET 1:		7130 SOUTH LEWIS, SUITE 1000
		CITY:			TULSA
		STATE:			OK
		ZIP:			74136

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			8200 Unit Drive, L.L.C.
		CENTRAL INDEX KEY:			0001734394
		IRS NUMBER:				811621376
		STATE OF INCORPORATION:			OK
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		S-4/A
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-234509-02
		FILM NUMBER:		191258934

	BUSINESS ADDRESS:	
		STREET 1:		8200 SOUTH UNIT DRIVE
		CITY:			TULSA
		STATE:			OK
		ZIP:			74132
		BUSINESS PHONE:		918-493-7700

	MAIL ADDRESS:	
		STREET 1:		8200 SOUTH UNIT DRIVE
		CITY:			TULSA
		STATE:			OK
		ZIP:			74132

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Unit Drilling Columbia, L.L.C.
		CENTRAL INDEX KEY:			0001517368
		IRS NUMBER:				451441087
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		S-4/A
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-234509-03
		FILM NUMBER:		191258935

	BUSINESS ADDRESS:	
		STREET 1:		7130 SOUTH LEWIS, SUITE 1000
		CITY:			TULSA
		STATE:			OK
		ZIP:			74136
		BUSINESS PHONE:		918-493-7700

	MAIL ADDRESS:	
		STREET 1:		7130 SOUTH LEWIS, SUITE 1000
		CITY:			TULSA
		STATE:			OK
		ZIP:			74136

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Unit Drilling USA Columbia, L.L.C.
		CENTRAL INDEX KEY:			0001517367
		IRS NUMBER:				451440882
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		S-4/A
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-234509-04
		FILM NUMBER:		191258936

	BUSINESS ADDRESS:	
		STREET 1:		7130 SOUTH LEWIS, SUITE 1000
		CITY:			TULSA
		STATE:			OK
		ZIP:			74136
		BUSINESS PHONE:		918-493-7700

	MAIL ADDRESS:	
		STREET 1:		7130 SOUTH LEWIS, SUITE 1000
		CITY:			TULSA
		STATE:			OK
		ZIP:			74136

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Unit Petroleum Co
		CENTRAL INDEX KEY:			0001517152
		IRS NUMBER:				731205963
		STATE OF INCORPORATION:			OK
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		S-4/A
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-234509-05
		FILM NUMBER:		191258933

	BUSINESS ADDRESS:	
		STREET 1:		7130 SOUTH LEWIS, SUITE 1000
		CITY:			TULSA
		STATE:			OK
		ZIP:			74136
		BUSINESS PHONE:		918-493-7700

	MAIL ADDRESS:	
		STREET 1:		7130 SOUTH LEWIS, SUITE 1000
		CITY:			TULSA
		STATE:			OK
		ZIP:			74136
</SEC-HEADER>
<DOCUMENT>
<TYPE>S-4/A
<SEQUENCE>1
<FILENAME>d823402ds4a.htm
<DESCRIPTION>AMENDMENT NUMBER 2 TO FORM S-4
<TEXT>
Document 1 - file: d823402ds4a.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.1
<SEQUENCE>2
<FILENAME>d823402dex231.htm
<DESCRIPTION>EX-23.1
<TEXT>
Document 2 - file: d823402dex231.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.2
<SEQUENCE>3
<FILENAME>d823402dex232.htm
<DESCRIPTION>EX-23.2
<TEXT>
Document 3 - file: d823402dex232.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>4
<FILENAME>g823402g54f79.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 4 - file: g823402g54f79.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>5
<FILENAME>g823402g82s38.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 5 - file: g823402g82s38.jpg

</DOCUMENT>
</SEC-DOCUMENT>