<SEC-DOCUMENT>0001193125-15-087754-index.html : 20150311
<SEC-HEADER>0001193125-15-087754.hdr.sgml : 20150311
<ACCEPTANCE-DATETIME>20150311193258
ACCESSION NUMBER:		0001193125-15-087754
CONFORMED SUBMISSION TYPE:	S-1MEF
PUBLIC DOCUMENT COUNT:		4
<REFERENCE-462B>333-202268
FILED AS OF DATE:		20150311
DATE AS OF CHANGE:		20150311
EFFECTIVENESS DATE:		20150311

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Zayo Group Holdings, Inc.
		CENTRAL INDEX KEY:			0001608249
		STANDARD INDUSTRIAL CLASSIFICATION:	TELEPHONE COMMUNICATIONS (NO RADIO TELEPHONE) [4813]
		IRS NUMBER:				261398293
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0630

	FILING VALUES:
		FORM TYPE:		S-1MEF
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-202675
		FILM NUMBER:		15694106

	BUSINESS ADDRESS:	
		STREET 1:		1805 29TH ST
		STREET 2:		SUITE 2050
		CITY:			BOULDER
		STATE:			CO
		ZIP:			80301
		BUSINESS PHONE:		303-381-4683

	MAIL ADDRESS:	
		STREET 1:		1805 29TH ST
		STREET 2:		SUITE 2050
		CITY:			BOULDER
		STATE:			CO
		ZIP:			80301
</SEC-HEADER>
<DOCUMENT>
<TYPE>S-1MEF
<SEQUENCE>1
<FILENAME>d888504ds1mef.htm
<DESCRIPTION>FORM S-1MEF
<TEXT>
Document 1 - file: d888504ds1mef.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-5.1
<SEQUENCE>2
<FILENAME>d888504dex51.htm
<DESCRIPTION>EX-5.1
<TEXT>
Document 2 - file: d888504dex51.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.1
<SEQUENCE>3
<FILENAME>d888504dex231.htm
<DESCRIPTION>EX-23.1
<TEXT>
Document 3 - file: d888504dex231.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.2
<SEQUENCE>4
<FILENAME>d888504dex232.htm
<DESCRIPTION>EX-23.2
<TEXT>
Document 4 - file: d888504dex232.htm

</DOCUMENT>
</SEC-DOCUMENT>