tw telecomNetwork Expansion Project

December 2011

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A Unique Set of Network Assets

Over 27,000 local and regional fiber route miles across 75 marketsNearly 14,000 buildings with fiber based services and connectivityNational footprint interconnected with fiber and 10 Gig IP backbone

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We Have A Fully Differentiated Asset

•Massive Local Optical Network

Connecting nearly 14,000 enterprise buildings

Largest competitive fiber based provider (lit buildings)

True fiber based alternative to the incumbent

Managed Quality of Service

Robust portfolio of services

4

Strong Financial Performance• 2010 Financial Results

• $1.273 Billion in Revenue• $463 Million in POSITIVE M-EBITDA• $82 Million in Levered Free Cashflow

• 1Q 2011 Financial Results• $332.5 Million in Revenue• $121.4 Million in POSITIVE M-EBITDA• $12.6 Million in Net Income• 2.4% Sequential Revenue Growth• 7% Y/Y Revenue Growth

• Financially Disciplined• EBIDTA Positive since 1999• Manageable Debt Structure• $475 Million Cash and Equivalents on

Hand

Enterprise76%

Carrier & ISP22%

Intercarrier Comp

2%

Our Revenue Mix Is Increasingly Enterprise Focused…

While Data & IP Revenue Grew 18%* 1Q2011 over 1Q2010

tw telecom 1Q2011 Results

*(1) Adjusted revenue for end of 1Q 2011 and 2010.

(2) For a reconciliation to GAAP related numbers please see the supplemental earnings information on the Company’s website, www.twtelecom.com.

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tw telecom – A Corporate History

1993 1996 1998 1999 2000 2001 2003 2006

Time Warner Communications Formed as a JV

between U S WEST and Time Warner to deliver residential cable telephony

(April, 1993)

Time Warner Communications renamed

Time Warner Telecom

Larissa Herda named President and CEO of Time Warner Telecom

(July, 1998)

Time Warner Telecom completes offering of $400M in

High Yield Notes(July, 1998)

Time Warner Telecom completes IPO raising $290M

(May, 1999)

Time Warner Telecom completes IPO raising $290M

(May, 1999)

Time Warner Telecom completes purchase of GST Communications, completing

expansion into 15 new markets(January, 2001)

Time Warner Telecom announces expansion into 5 new markets - Minneapolis, Chicago, Atlanta,

Columbia, Denver(May, 2000)

Time Warner Telecom launches Metro Ethernet product

portfolio (March, 2003)

Time Warner Telecom completes becomes

EBITDA Positive(2Q99)

Time Warner Telecom completes Secondary offering raising $925M

(April, 2000)

Time Warner Telecom completes secondary offering eliminating

controlling shareholders becoming fully

independent (Sept., 2006)

Time Warner Telecom separates from Time Warner

Cable(July, 1998)

Time Warner Telecom separates from Time Warner

Cable(July, 1998)

Time Warner Telecom acquires Xspedius

Communications, completing expansion into 31 new

markets (October, 2006)

2007

Time Warner Telecom rebranded

“tw telecom”(March, 2008)

2008

Time Warner Telecom

acquires ISP inc.net

(Sept, 1998)

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Customer Experience Strategy

tw telecom’s commitment to customer service excellence is based on:• passionate people in local and national customer service roles• customer service choices personalized to your preferences• voice of the customer programs that help us capture customer feedback

and use it to improve the service we provide

With every customer interaction, we strive to Listen, Collaborate and Improve

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My Portal - Performance Portal• Network performance

data delivered graphically to highlight:

• Network bandwidth utilization

• Quality of network services

• Enabling applications management

• Compliments existing enterprise network management infrastructure to improve total service management

• Circuit by circuit level detail for Ethernet, MPLS IP VPN, Internet Access services

• Network performance data delivered graphically to highlight:

• Network bandwidth utilization

• Quality of network services

• Enabling applications management

• Compliments existing enterprise network management infrastructure to improve total service management

• Circuit by circuit level detail for Ethernet, MPLS IP VPN, Internet Access services

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Thank You