<SEC-DOCUMENT>0001193125-21-075115-index.html : 20210310
<SEC-HEADER>0001193125-21-075115.hdr.sgml : 20210310
<ACCEPTANCE-DATETIME>20210309185020
ACCESSION NUMBER:		0001193125-21-075115
CONFORMED SUBMISSION TYPE:	424B5
PUBLIC DOCUMENT COUNT:		2
FILED AS OF DATE:		20210310
DATE AS OF CHANGE:		20210309

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ONE Gas, Inc.
		CENTRAL INDEX KEY:			0001587732
		STANDARD INDUSTRIAL CLASSIFICATION:	NATURAL GAS DISTRIBUTION [4924]
		IRS NUMBER:				463561936
		STATE OF INCORPORATION:			OK
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		424B5
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-236658
		FILM NUMBER:		21727500

	BUSINESS ADDRESS:	
		STREET 1:		15 EAST FIFTH STREET
		CITY:			TULSA
		STATE:			OK
		ZIP:			74103
		BUSINESS PHONE:		918-947-7000

	MAIL ADDRESS:	
		STREET 1:		15 EAST FIFTH STREET
		CITY:			TULSA
		STATE:			OK
		ZIP:			74103
</SEC-HEADER>
<DOCUMENT>
<TYPE>424B5
<SEQUENCE>1
<FILENAME>d129304d424b5.htm
<DESCRIPTION>424B5
<TEXT>
Document 1 - file: d129304d424b5.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>g129304g96m01.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 2 - file: g129304g96m01.jpg

</DOCUMENT>
</SEC-DOCUMENT>