James C. YardleyPresident & Chief Executive Officer

El Paso Pipeline GP Company, L.L.C.IPAA MLP Conference

January 17, 2008

2

Forward Looking Statements

This release includes forward-looking statements and projections, made in reliance on the safe harbor provisions of the Private Securities Litigation Reform Act of 1995. El Paso Pipeline Partners and El Paso Corporation have made every reasonable effort to ensure that the information and assumptions on which these statements and projections are based are current, reasonable, and complete. However, a variety of factors could cause actual results to differ materially from the projections, anticipated results or other expectations expressed in this presentation, including, without limitation, the ability to obtain necessary governmental approvals for proposed pipeline projects and to successfully construct and operate such projects; operating hazards, natural disasters, weather-related delays, casualty losses and other matters beyond our control; the risks associated with recontracting of transportation commitments; regulatory uncertainties associated with pipeline rate cases; actions taken by third-party operators, processors and transporters; conditions in geographic regions or markets served by WIC, El Paso Pipeline Partners and their affiliates or where their operations and affiliates are located; the effects of existing and future laws and governmental regulations; competitive conditions in our industry; changes in the availability and cost of capital; and other factors described in El Paso Pipeline Partners’and El Paso Corporation’s (and their affiliates’) Securities and Exchange Commission filings. While these statements and projections are made in good faith, El Paso Pipeline Partners, El Paso Corporation and their respective management teams cannot guarantee that anticipated future results will be achieved. Reference must be made to those filings for additional important factors that may affect actual results. El Paso Pipeline Partners and El Paso Corporation assume no obligation to publicly update or revise any forward-looking statements made herein or any other forward-looking statements made, whether as a result of new information, future events, or otherwise.

3

Overview of El Paso Corporation

• Purpose

• Culture

• Assets

• MLP Formation

4

Defining Purpose

El Paso Corporation provides natural gas and related energy

products in a safe, efficient, and dependable manner

5

the place to workthe neighbor to havethe company to own

Focus on Culture

6

Overview of El Paso Corporation

• 2.6 Tcfe YE ’06 proved reserves• Top 10 independent domestic gas

producer• 5 years of project inventory• Portfolio upgrade underway

• $1.2 billion of 2006 EBIT• 43,000 miles of interstate pipeline with

unmatched connectivity• More than $2 billion of organic projects

with firm customer commitment

El PasoNatural Gas

MojavePipeline

ColoradoInterstate Gas

WyomingInterstate

CheyennePlains Pipeline

TennesseeGas Pipeline

SouthernNatural Gas

Florida GasTransmission (50%)

Elba IslandLNG

Premier Pipeline Franchise Top 10 independent E&P

Gulf LNG (50%)2011

7

MLP Formation Rationale

A strong performing MLP currency provides El Paso with a strategic vehicle to grow its business

Highlight Franchise

Value

OptimizeCapital

Structure

Enhance Competitive

Position

8

El Paso Pipeline Partners, L.P.

9

El Paso Pipeline Partners L.P.Successful IPO November 15, 2007

$20.00

$21.00

$22.00

$23.00

$24.00

$25.00

Nov-07 Dec-07 Jan-08

• 28.75 MM units sold to public at $20/unit

• El Paso retained 64.8% LP units+ 2% GP interest and incentive distribution rights

• Unit value up 18% since IPO

1/16/08: $23.54’08 Est. Distribution: $1.15Yield: 4.9%

10

Investment Highlights• El Paso is the premier U.S. natural gas pipeline franchise• Alignment of interests (67% ownership + IDRs)• Strategic growth vehicle for El Paso

• Strategically located high quality assets• $1.1 billion of contracted growth projects ($336 MM to the MLP)• Growth through potential acquisitions - third party, drop down or both

• 90%+ revenue from capacity reservation charges• Average contract life of approximately 6 years

ExperiencedManagement

• Unparalleled experience in the pipeline industry• Includes some of El Paso’s most senior officers with an average of

over 26 years of energy industry experience

Financial Flexibility • Strong and flexible financial position

Strong Sponsorship

Growth Vehicle

Stable CashFlow

11

Overview of El Paso Pipeline Partners• Primary focus is natural gas transmission

and storage assets• Three FERC regulated interstate pipelines:

– 100% of WIC: 700 miles, 2.3 Bcf/d– 10% of CIG: 4,000 miles, 3.0 Bcf/d– 10% of SNG: 7,600 miles, 3.7 Bcf/d

• Demand based revenues from high quality customers with strong credit profiles

• Several organic expansions underway

Diverse, Growing Supply Regions High Connectivity to Growing Markets

WICCIG SNG

12

MLP OpportunitiesC

ash

Flow

Sta

bilit

y

Asset LifeLow High

InterstatePipelines

• Price stability • Long-term firm

demand contracts• Stable asset base

Majority of alternative MLP’s

Low

Hig

h

13

Stable Cash Flow

$100 MM of 2008 estimated cash flow available for distribution

Capacity Reservation ChargesVariable ChargesInterruptible Contracts

WIC CIG SNG2006 Revenue Composition (1)

97.8%1.8%0.4%

92.3%6.0%1.7%

89.0%7.0%4.0%

Weighted Average Contract Life (years)

6.8 6.1 5.8

Capacity Reservation ChargesResult in Stable Cash Flows

(1) Excludes liquids and fuel retention revenues.

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Best Positioned Assets-2.0

-1.2-1.0

-0.53.4

0.4

1.3

4.0

5.4

1.2

0.6

1.5

0.7

2.9

-0.4

Source: EEA/ICF International July 2007 Base Case

4.7

2.8

1.4

CanadaDeclining

exports to the USA

RockiesIncreasing supplies

leaving region

LNGExpanding current

facilities, Gulf Coast additions

0.8(1) Elba Island Facility not owned by El Paso Pipeline Partners.

(1)

Major Flow Changes 2006–2016 (Bcf/d)

Eastern Demand Growth

Especially Southeast

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B

DouglasCompressor

Station

WamsutterCompressor

Station

Medicine BowLateral

Leased Capacity onCIG’s Powder River Line

Cheyenne Hub

Opal Hub KandaInterconnect

Northwest PipelineInterconnect

AnadarkoChapita Plant

GREATER GREEN RIVERBASIN

WIND RIVERBASIN

POWDER RIVERBASIN

Wyoming

DJ BASINColoradoUtah

PICEANCEBASIN

UINTA BASIN

Piceance Lateral

ContractedCapacity

Echo Springs Lateral

Wyoming Interstate Company

WIC Kanda Lateral & Compression — $164 MM • 400 MMcf/d from Uinta Basin • Fully contracted• In-service January 2008

Medicine Bow Expansion — $32 MM• Adds 330 MMcf/d capacity from

Powder River Basin• Fully contracted• In-service July 2008

$395 MM of growth cap ex with approximately $120 MM to be spent (1)

(1) As of November 15, 2007

• Low cost Rockies takeaway pipeline

• Stable growing cash flow

• Organic growth with superior returns

Piceance Basin Expansion $62 MM• 219 MMcf/d• Fully contracted• Initial in-service 4Q’08

16

WYOMING

COLORADO

UTAH

NEBRASKA

KANSAS

OKLAHOMA

TEXAS

BeaverCompressor

Station

Opal Hub

Cheyenne Hub

Legend

High Plains

CIG

Major hubs

CIG Storage Fields

POWDER RIVERBASIN

DENVER-JULESBURGBASIN

ANADARKOBASIN

UINTABASIN

WIND RIVERBASIN

PICEANCEBASIN

GREATER GREENRIVER BASIN

RATONBASIN

OVERTHRUSTBASIN

Colorado Interstate GasHigh Plains Pipeline — $196 MM (100%)• Fully contracted• 164 miles of 24" and 30" pipeline • 900 MMcf/d overall capacity• In-service October 2008

Totem Gas Storage — $120 MM (100%)• Fully contracted• 7 Bcf of capacity• Interconnect with High Plains Pipeline• In-service July 2009

Raton Basin — $13 MM (100%)• 30 MMcf/d; 11 miles of looped

pipeline; compression • Fully contracted• In-service September 2007

$171 MM of growth cap ex; $128 MM to be spent; $13 MM net to EPB(2)

(1) 100% to JV of which CIG will be responsible for 50%(2) As of November 15, 2007

• Leading Rockies interstate system

• Access to growing Rockies Basins

• Directly serves Denver/Front Range markets

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Albany

AtlantaBirmingham

ColumbusJackson

Jacksonville

Macon

Montgomery Savannah

Tallahassee

Augusta

Chattanooga

Huntsville

Columbia

BearCreek

Muldon

ElbaIsland (1)

SouthernNatural Gasan El Paso Company

Southern Natural Gas

Oct 201034996Phase IIJun 200813674Phase I

In-Service

Capacity(MMcf/d)

Cap Ex($ MM)SESH

Jan 201116182Phase III

May 200811419Phase IIMay 2007215255Phase I

In-Service

Capacity(MMcf/d)

Cap Ex($ MM)Cypress

(1) Not owned by El Paso Pipeline Partners(2) As of November 15, 2007

Apr 2012122Phase III

Jun 2011122$286Phase IIOct 2010122Phase I

In-Service

Capacity(MMcf/d)

Cap Ex($ MM)SSIII

$833 MM of growth cap ex; $526 MM to be spent; $53 MM net to EPB(2)

• Franchise system in growing Southeast

• Excellent connectivity

• Growing supply sources

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Contracted Organic Growth is Highly Visible$ Millions

$33433

$376112

$385191

100% ShareNet to EPB

Cypress IIISESHSSIII

Cypress (II&III)SESHSSIII

Cypress ISESH

SNG

High PlainsTotem Storage

High PlainsTotem Storage

Raton

CIG

Kanda LateralMedicine Bow

Piceance Basin

Kanda LateralMedicine Bow

WIC

2010 & Beyond2008–20092007

19

Committed To Growth

• Three sources of future growth– Organic– Drop downs from El Paso– Third-party acquisition

• Most pipeline assets suitable for MLP

• $2.4 billion NOL (post IPO)

• Review on ongoing basis

• Proceeds available for reinvestment, share buy backs, debt reduction

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The MLP to Own

Diverse, Growing Supply Regions High Connectivity to Growing Markets

WICCIG SNG

Strong sponsorshipStable cash flowGrowth vehicleExperienced managementFinancial flexibility

James C. YardleyPresident & Chief Executive Officer

El Paso Pipeline GP Company, L.L.C.

IPAA MLP ConferenceJanuary 17, 2008

22

Appendix

23

Strong Sponsorship

28,437,786 EPB Common Units27,727,411 EPB Subordinated Units

GP interest and incentive distribution rights

Wyoming Interstate Company

“WIC”

Colorado Interstate Gas Company

“CIG”

33.2% LP

100%10%

Public Unitholders28,750,000 EPBCommon Units

64.8% LP2.0% GP

10%

Other

E&P

Pipelines

90% 90%

Southern Natural Gas Company

“SNG”

24

Strong Financial Flexibility

Undrawn revolver capacity of $325 million(1) ;revolver capacity expandable by $500 million

$ Millions

Cash

Note payable to affiliateRevolving borrowingsCapital lease obligations

Total debtPartners’ capital

Total capitalization

Credit StatisticsDebt/capitalizationDebt/2008E adjusted EBITDA

$ 1

225–8

233544

$ 777

30%1.7x

$ 1

–425

8433346

$ 779

56%3.1x

Pro Forma As Adjusted9/30/07

(1) Based on balance at IPO close (11/21/07)

25

Minimum Cash Flow for Distributions

2006 PF LTM PF9/30/07

2008E

$100 (1) $108 (1)

$13817% CAGR

Adjusted EBITDA($ Millions)

($ in millions)

(1) Twelve months ended December 31, 2006 and September 30, 2007 are net of $4 MM of incremental G&A expenses associated with being a public company.

$84

26301220

(14)(20)

$138

(5)(29)(2)(2)

$100

$1.15

$3367

$100

Net Income

Add:Depreciation and amortizationInterest and debt expense, netEstimated cash distributions from CIGEstimated cash distributions from SNG

Less:Equity in earnings from CIGEquity in earnings from SNG

Adjusted EBITDA

Less:Cash reserveCash interest expense, netMaintenance capital expendituresOther income, net

Minimum estimated cash available for distribution

Minimum annual distribution per unit

Annual distributions to:Public common unitholdersEl PasoTotal distributions to unitholders and GP

Twelve Months Ending 12/31/08

Provides 1.05x Coverage Ratio

26

Experienced Senior Management

31Independent Director NomineeArthur Reichstetter

25DirectorPresident, Chief Executive Officer & Director

Doug Foshee

37Chairman of the BoardChairman of the BoardRonald Kuehn, Jr.

28SVPSVP, CCO & Director of Southern Natural Gas

Norman Holmes

SVP

SVP, CFO and Controller

Director, President and CEO

Director

President, Western Pipeline Group

SVP,CFO & Controller of the Pipeline Group; SVP, CAO & Controller (EP)

Chairman, El Paso Pipeline Group

EVP & CFO

29Jim Yardley

28Jim Cleary

26J.R. Sult

21Mark Leland

YearsExperienceMLP Title El Paso Title Name