<html><head>
<title>Prepared By R.R. Donnelley Financial -- Form 8-K</title>
</head>
<body Bgcolor="white">

<hr Size="4" Noshade Color="#000000" Align="left">

<div><font Size="1">&nbsp;</font></div>

<div Align="center"><font Face="times New Roman" Size="4" Color="#000000">
<b>UNITED STATES </b></font></div>

<div Align="center"><font Face="times New Roman" Size="4" Color="#000000">
<b>SECURITIES AND EXCHANGE COMMISSION </b></font></div>

<div Align="center"><font Face="times New Roman" Size="2" Color="#000000">
<b>Washington, D.C. 20549 </b></font></div>

<div><font Size="1">&nbsp;</font></div>

<div Align="center"><font Face="times New Roman" Size="5" Color="#000000">
<b>Form 8-K </b></font></div> <div><font Size="1">&nbsp;</font></div>

<div Align="center"><font Face="times New Roman" Size="4" Color="#000000">
<b>Current Report </b></font></div>

<div Align="center"><font Face="times New Roman" Size="4" Color="#000000">
<b>Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 </b></font></div>

<div><font Size="1">&nbsp;</font></div>

<div Align="center"><font Face="times New Roman" Size="3" Color="#000000">
<b>Date of Report (Date of earliest event reported):&nbsp;&nbsp;01/08/2008 </b></font></div>




<div><font Size="1">&nbsp;</font></div>

<div Align="center"><font Face="times New Roman" Size="5" Color="#000000">
<b>CROWN CASTLE INTERNATIONAL CORP. </b></font></div>

<div Align="center"><font Face="times New Roman" Size="2" Color="#000000">
<b>(Exact name of registrant as specified in its charter)</b></font></div>

<div><font Size="1">&nbsp;</font></div>

<div Align="center"><font Face="times New Roman" Size="3" Color="#000000">
<b>Commission File Number:&nbsp;&nbsp;001-16441</b></font></div>

<div><font Size="1">&nbsp;</font></div>

<div Align="center"><table Cellspacing="0" Cellpadding="0" Width="100%" Border="0">
<tr>
<td Valign="bottom" Width="59%" Align="center">
<div Align="center"><font Face="times New Roman" Size="3" Color="#000000"><b>Delaware</b></font>
</div>
</td>
<td Valign="bottom" Width="3%"><font Face="times New Roman" Size="1">&nbsp;&nbsp;</font>
</td>
<td Valign="bottom" Width="59%" Align="center">
<div Align="center"><font Face="times New Roman" Size="3" Color="#000000"><b>76-0470458</b></font>
</div>
</td>
</tr>

<tr>
<td Valign="top" Align="center" Width="59%">
<div Style="margin-left:2%; Text-indent:-2%" Align="center"><font Face="times New Roman" Size="2" Color="#000000">
<b>(State or other jurisdiction of</b></font>
</div>
</td>
<td Valign="bottom" Width="3%"><font Face="times New Roman" Size="1">&nbsp;&nbsp;</font>
</td>
<td Valign="bottom" Align="center" Width="59%">
<div Align="center"><font Face="times New Roman" Size="2" Color="#000000"><b>(IRS Employer</b></font>
</div>
</td>
</tr>

<tr>
<td Valign="top" Align="center" Width="59%">
<div Style="margin-left:2%; Text-indent:-2%" Align="center"><font Face="times New Roman" Size="2" Color="#000000">
<b>incorporation)</b></font>
</div>
</td>
<td Valign="bottom" Width="3%"><font Face="times New Roman" Size="1">&nbsp;&nbsp;</font>
</td>
<td Valign="bottom" Align="center" Width="59%">
<div Align="center"><font Face="times New Roman" Size="2" Color="#000000">
<b>Identification No.)</b></font>
</div>
</td>
</tr>

</table></div>

<div><font Size="1">&nbsp;</font></div>

<div Align="center"><font Face="times New Roman" Size="3" Color="#000000">
<b>1220 Augusta Suite 500, Houston, TX 77057</b></font></div>


<div Align="center"><font Face="times New Roman" Size="2" Color="#000000">
<b>(Address of principal executive offices, including zip code)</b></font>
</div>

<div><font Size="1">&nbsp;</font></div>

<div Align="center"><font Face="times New Roman" Size="3" Color="#000000">
<b>713-570-3000 </b></font>
</div>

<div Align="center"><font Face="times New Roman" Size="2" Color="#000000">
<b>(Registrant&#146;s telephone number, including area code)</b></font>
</div>



<div><font Size="1">&nbsp;</font></div>

<div Align="center"><font Face="times New Roman" Size="3" Color="#000000">
<b> </b></font>
</div>

<div Align="center"><font Face="times New Roman" Size="2" Color="#000000">
<b>(Former name or former address, if changed since last report) </b></font>
</div>


<div><font Size="1">&nbsp;</font>
</div>




<div Align="left"><font Face="times New Roman" Size="2" Color="#000000">
<b>Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:<BR><BR>
</b></font>


</div>



<div Align="left"><font Face="times New Roman" Size="2" Color="#000000">
<b>[&nbsp;&nbsp;]&nbsp;&nbsp;
Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)<BR><BR>

[&nbsp;&nbsp;]&nbsp;&nbsp;
Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)<BR><BR>


[&nbsp;&nbsp;]&nbsp;&nbsp;
Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))<BR><BR>


[&nbsp;&nbsp;]&nbsp;&nbsp;
Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))
</b>

</font>
</div>





<div><font Size="1">&nbsp;</font>
</div>

<hr Size="4" Noshade Color="#000000" Align="left">


<p Style='page-break-before:always'>
<p Align="center">





<div><font Size="1">&nbsp;</font></div>

<div align="left"><font Face="times New Roman" Size="2" Color="#000000">
<b>Item 1.01.&nbsp;&nbsp;&nbsp;&nbsp;Entry into a Material Definitive Agreement</b></font>
</div>

<div><font Size="1">&nbsp;</font>
</div>

<div  align="left" Style="text-indent:4%"><font Face="times New Roman" Size="2" Color="#000000">
On January 8, 2008, Crown Castle Operating Company ("Borrower") extended the maturity date of its revolving credit facility from January 8, 2008 to January 6, 2009, pursuant to an Extension Agreement dated as of December 15, 2007 ("Extension Agreement"), among the Borrower, Crown Castle International Corp. and certain of its subsidiaries, the revolving lenders party thereto and The Royal Bank of Scotland plc, as administrative agent.  The revolving credit facility is made available pursuant to the Borrower's existing Credit Agreement dated as of January 9, 2007.<p>The above summary of the Extension Agreement is qualified in its entirety by reference to the complete terms and provisions of the Extension Agreement filed herewith as Exhibit 10.1.</div><div align="left" style="text-indent:4%"></font>
</div>

<div><font Size="1">&nbsp;</font></div>



<div><font Size="1">&nbsp;</font></div>

<div align="left"><font Face="times New Roman" Size="2" Color="#000000">
<b>Item 9.01.&nbsp;&nbsp;&nbsp;&nbsp;Financial Statements and Exhibits</b></font>
</div>

<div><font Size="1">&nbsp;</font>
</div>

<div  align="left" Style="text-indent:4%"><font Face="times New Roman" Size="2" Color="#000000">
(d) Exhibits<p>Exhibit No.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Description</div><div align="left" style="text-indent:4%">10.1&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Extension Agreement dated as of December 15, 2007, among the Borrower, Crown Castle International Corp., </div><div align="left" style="text-indent:4%">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Crown Castle Operating LLC, the revolving lenders named therein and The Royal Bank of Scotland plc, </div><div align="left" style="text-indent:4%">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;as administrative agent</font>
</div>

<div><font Size="1">&nbsp;</font></div>



<hr  Size="3" Color="#cceeff" Width="100%" Align="center">
<p Align="center"><font Size="2">&nbsp;</font>
<div Align="center"><font Face="times New Roman" Size="2" Color="#000000">
<b>Signature(s) </b></font>
</div>

<div><font Size="1">&nbsp;</font></div>

<div align="left" Style="text-indent:4%"><font Face="times New Roman" Size="2" Color="#000000">
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto
duly authorized. </font>
</div>

<div><font Size="1">&nbsp;</font></div>

<div><table Cellspacing="0" Cellpadding="0" Width="100%" Border="0">




<tr>
	<td Valign="top" Colspan="3" Width="53%"> <div Style="margin-left:2%; Text-indent:-2%"><font Face="times New Roman" Size="2" Color="#000000"></font>
	</div>
	</td>
	<td Valign="bottom" Width="3%"><font Face="times New Roman" Size="1">&nbsp;</font>
	</td>
	<td> <font Size="1">&nbsp;</font>
	</td>
	<td Valign="bottom" Width="3%"><font Face="times New Roman" Size="1">&nbsp;</font>
	</td>	<td Valign="top" Align="center" Width="3%">
	<div Align="center"><font Face="times New Roman" Size="2" Color="#000000">
	</font>
	</div>
	</td>
	<td Valign="bottom" Width="3%"><font Face="times New Roman" Size="1">&nbsp;</font></td>
	<td Valign="top" Width="53%">
	<div Style="margin-left:2%; Text-indent:-2%"><font Face="times New Roman" Size="2" Color="#000000">
	CROWN CASTLE INTERNATIONAL CORP.</font>
	</div>	</td>
</tr>
<tr><td>&nbsp;</td></tr>
<tr><td>&nbsp;</td></tr>
<tr>
	<td Valign="top" Colspan="3" Width="53%"> <div Style="margin-left:2%; Text-indent:-2%"><font Face="times New Roman" Size="2" Color="#000000">
	Date: January 09, 2008</font>
	</div>
	</td>
	<td Valign="bottom" Width="3%"><font Face="times New Roman" Size="1">&nbsp;</font>
	</td>
	<td> <font Size="1">&nbsp;</font>
	</td>
	<td Valign="bottom" Width="3%"><font Face="times New Roman" Size="1">&nbsp;</font>
	</td>	<td Valign="top" Align="center" Width="3%">
	<div Align="center"><font Face="times New Roman" Size="2" Color="#000000">
	By:</font>
	</div>
	</td>
	<td Valign="bottom" Width="3%"><font Face="times New Roman" Size="1">&nbsp;</font></td>
	<td Valign="top" Width="53%">
	<div Style="margin-left:2%; Text-indent:-2%"><font Face="times New Roman" Size="2" Color="#000000">
	/s/&nbsp;&nbsp;&nbsp;&nbsp;E. Blake Hawk</font>
	</div>
	<hr Noshade Align="left" Color="#000000">
	</td>
</tr>

<tr>
	<td> <font Size="1">&nbsp;</font></td>
	<td Valign="bottom" Width="3%"><font Face="times New Roman" Size="1">&nbsp;</font></td>
	<td> <font Size="1">&nbsp;</font></td>
	<td Valign="bottom" Width="3%"><font Face="times New Roman" Size="1">&nbsp;</font></td>
	<td> <font Size="1">&nbsp;</font></td>
	<td Valign="bottom" Width="3%"><font Face="times New Roman" Size="1">&nbsp;</font></td>
	<td> <font Size="1">&nbsp;</font></td>
	<td Valign="bottom" Width="3%"><font Face="times New Roman" Size="1">&nbsp;</font></td>
	<td Valign="bottom" Width="53%">
	<div Style="margin-left:2%; Text-indent:-2%"><font Face="times New Roman" Size="2" Color="#000000">
	E. Blake Hawk</font>
	</div>
	</td>
</tr>

<tr>
	<td> <font Size="1">&nbsp;</font></td>
	<td Valign="bottom" Width="3%"><font Face="times New Roman" Size="1">&nbsp;</font></td>
	<td> <font Size="1">&nbsp;</font></td>
	<td Valign="bottom" Width="3%"><font Face="times New Roman" Size="1">&nbsp;</font></td>
	<td> <font Size="1">&nbsp;</font></td>
	<td Valign="bottom" Width="3%"><font Face="times New Roman" Size="1">&nbsp;</font></td>
	<td> <font Size="1">&nbsp;</font></td>
	<td Valign="bottom" Width="3%"><font Face="times New Roman" Size="1">&nbsp;</font></td>
	<td Valign="bottom" Width="53%">
	<div><font Face="times New Roman" Size="2" Color="#000000">Executive Vice President and General Counsel</font>
	</div>
</td>
</tr>
<tr><td>&nbsp;</td></tr>
<tr><td>&nbsp;</td></tr>



</table></div>





<p Style='page-break-before:always'>
<hr  Size="3" Color="#cceeff" Width="100%" Align="center">

<p Align="center"><font Size="2">&nbsp;</font>
<div Align="center"><font Face="times New Roman" Size="3" Color="#000000">
<b>Exhibit Index </b></font>
</div>

<div><font Size="2">&nbsp;</font></div>

<div Align="center">
<table Cellspacing="0" Cellpadding="0" Width="100%" Border="0">




<tr>
	<td Valign="top" Align="left">
	<div Align="left"><font Face="times New Roman" Size="2" Color="#000000">
	<b>Exhibit&nbsp;No.</b></font>
	</div>
		<hr Size="2" Noshade Width="48" Color="#000000">
	</td>
	<td Valign="top" Width="3%" Align="left"><font Face="times New Roman" Size="2">&nbsp;&nbsp;</font></td>
	<td Valign="top" Width="100%" Align="left">
	<div><font Face="times New Roman" Size="2" Color="#000000">
	<b>Description</b></font>
	</div>
	<hr Size="2" Noshade Width="73" Align="left" Color="#000000">
	</td>
</tr>




<tr>
	<td Valign="top" Align="left">
	<div Align="top"><font Face="times New Roman" Size="1" Color="#000000">
	EX-10.1</font>
	</div>

	</td>
	<td Valign="top" Width="3%" Align="left"><font Face="times New Roman" Size="2">&nbsp;&nbsp;</font></td>
	<td Valign="top" Width="100%" Align="left">
	<div><font Face="times New Roman" Size="2" Color="#000000">
	Extension Agreement dated as of December 15, 2007, among the Borrower, Crown Castle International Corp., Crown Castle Operating LLC, the revolving lenders named therein and The Royal Bank of Scotland plc, as administrative agent</font>
	</div>
		</td>
</tr>





</div></table>



</body></html>
[{"type": "8-K", "sequence": "1", "filename": "rrd188795.htm", "description": "8K EXTENSION AGREEMENT", "secsgml_size_bytes": 13512}]
{"company-data": {"conformed-name": "CROWN CASTLE INTERNATIONAL CORP", "cik": "0001051470", "assigned-sic": "4899", "irs-number": "760470458", "state-of-incorporation": "DE", "fiscal-year-end": "1231"}, "filing-values": {"form-type": "8-K", "act": "34", "file-number": "001-16441", "film-number": "08521776"}, "business-address": {"street1": "1220 AUGUSTA DRIVE", "street2": "SUITE 500", "city": "HOUSTON", "state": "TX", "zip": "77057", "phone": "7135703000"}, "mail-address": {"street1": "1220 AUGUSTA DRIVE", "street2": "SUITE 500", "city": "HOUSTON", "state": "TX", "zip": "77057"}}
Prepared By R.R. Donnelley Financial -- Form 8-K
UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
Form 8-K
Current Report
Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934
Date of Report (Date of earliest event reported):  01/08/2008
CROWN CASTLE INTERNATIONAL CORP.
(Exact name of registrant as specified in its charter)
Commission File Number:  001-16441
Delaware
76-0470458
(State or other jurisdiction of
(IRS Employer
incorporation)
Identification No.)
1220 Augusta Suite 500, Houston, TX 77057
(Address of principal executive offices, including zip code)
713-570-3000
(Registrant's telephone number, including area code)
(Former name or former address, if changed since last report)
Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:
[  ]  
Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
[  ]  
Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
[  ]  
Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
[  ]  
Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))
Item 1.01.    Entry into a Material Definitive Agreement
On January 8, 2008, Crown Castle Operating Company ("Borrower") extended the maturity date of its revolving credit facility from January 8, 2008 to January 6, 2009, pursuant to an Extension Agreement dated as of December 15, 2007 ("Extension Agreement"), among the Borrower, Crown Castle International Corp. and certain of its subsidiaries, the revolving lenders party thereto and The Royal Bank of Scotland plc, as administrative agent.  The revolving credit facility is made available pursuant to the Borrower's existing Credit Agreement dated as of January 9, 2007.
The above summary of the Extension Agreement is qualified in its entirety by reference to the complete terms and provisions of the Extension Agreement filed herewith as Exhibit 10.1.
Item 9.01.    Financial Statements and Exhibits
(d) Exhibits
Exhibit No.                Description
10.1                            Extension Agreement dated as of December 15, 2007, among the Borrower, Crown Castle International Corp.,
Crown Castle Operating LLC, the revolving lenders named therein and The Royal Bank of Scotland plc,
as administrative agent
Signature(s)
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto
duly authorized.
CROWN CASTLE INTERNATIONAL CORP.
Date: January 09, 2008
By:
/s/    E. Blake Hawk
E. Blake Hawk
Executive Vice President and General Counsel
Exhibit Index
Exhibit No.
Description
EX-10.1
Extension Agreement dated as of December 15, 2007, among the Borrower, Crown Castle International Corp., Crown Castle Operating LLC, the revolving lenders named therein and The Royal Bank of Scotland plc, as administrative agent