##### 



Exhibit 24

POWER OF ATTORNEY

KNOW ALL MEN BY THESE PRESENTS, that the undersigned constitutes and
appoints J. Steven Whisler, Ramiro G. Peru and S. David Colton and each of them
his true and lawful attorney-in-fact and agent, with full power of substitution
and resubstitution, for him and in his name, place and stead, in any and all
capacities:

Annual Report For the Year Ended December 31, 2003 of Phelps Dodge Corporation
on Form 10-K



| |                                                                                                                                                                                                                                                            
| | -----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
| | (1) to sign the Annual Report for the fiscal year ended
December 31, 2003 of Phelps Dodge Corporation on Form 10-K (2003
Form 10-K) to be filed under the Securities Exchange Act of 1934,
as amended, and any and all amendments to such 2003 Form 10-K;



| |                                                                                                                                                                                           
| | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
| | (2) to file such 2003 Form 10-K (and any and all such
amendments) with all exhibits thereto, and other documents in
connection therewith, with the Securities and Exchange Commission;
and



| |                                                                                                                
| | ---------------------------------------------------------------------------------------------------------------
| | (3) to take such other action as may be deemed necessary or
appropriate in connection with such 2003 Form 10-K;

as fully to all intents and purposes as he might or could do in person, hereby
ratifying and confirming all that said attorneys-in-fact and agents of any of
them, or their or his substitute or substitutes, may lawfully do or cause to be
done by virtue hereof.

IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney
this 15th day of December, 2003.

| |  |  |  |  |  |                     
| |  |  |  |  |  | --------------------
| |  |  |  |  |  | /s/ Archie W. Dunham
| |  |  |  |  |  |                     
| |  |  |  |  |  | Archie W. Dunham    





---



##### 



POWER OF ATTORNEY

KNOW ALL MEN BY THESE PRESENTS, that the undersigned constitutes and
appoints J. Steven Whisler, Ramiro G. Peru and S. David Colton and each of them
his true and lawful attorney-in-fact and agent, with full power of substitution
and resubstitution, for him and in his name, place and stead, in any and all
capacities:

Annual Report For the Year Ended December 31, 2003 of Phelps Dodge Corporation
on Form 10-K



| |                                                                                                                                                                                                                                                            
| | -----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
| | (1) to sign the Annual Report for the fiscal year ended
December 31, 2003 of Phelps Dodge Corporation on Form 10-K (2003
Form 10-K) to be filed under the Securities Exchange Act of 1934,
as amended, and any and all amendments to such 2003 Form 10-K;



| |                                                                                                                                                                                           
| | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
| | (2) to file such 2003 Form 10-K (and any and all such
amendments) with all exhibits thereto, and other documents in
connection therewith, with the Securities and Exchange Commission;
and



| |                                                                                                                
| | ---------------------------------------------------------------------------------------------------------------
| | (3) to take such other action as may be deemed necessary or
appropriate in connection with such 2003 Form 10-K;

as fully to all intents and purposes as he might or could do in person, hereby
ratifying and confirming all that said attorneys-in-fact and agents of any of
them, or their or his substitute or substitutes, may lawfully do or cause to be
done by virtue hereof.

IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney
this 13th day of December, 2003.

| |  |  |  |  |  |                   
| |  |  |  |  |  | ------------------
| |  |  |  |  |  | /s/ Robert N. Burt
| |  |  |  |  |  |                   
| |  |  |  |  |  | Robert N. Burt    





---



##### 



POWER OF ATTORNEY

KNOW ALL MEN BY THESE PRESENTS, that the undersigned constitutes and
appoints J. Steven Whisler, Ramiro G. Peru and S. David Colton and each of them
her true and lawful attorney-in-fact and agent, with full power of substitution
and resubstitution, for her and in her name, place and stead, in any and all
capacities:

Annual Report For the Year Ended December 31, 2003 of Phelps Dodge Corporation
on Form 10-K



| |                                                                                                                                                                                                                                                            
| | -----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
| | (1) to sign the Annual Report for the fiscal year ended
December 31, 2003 of Phelps Dodge Corporation on Form 10-K (2003
Form 10-K) to be filed under the Securities Exchange Act of 1934,
as amended, and any and all amendments to such 2003 Form 10-K;



| |                                                                                                                                                                                           
| | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
| | (2) to file such 2003 Form 10-K (and any and all such
amendments) with all exhibits thereto, and other documents in
connection therewith, with the Securities and Exchange Commission;
and



| |                                                                                                                
| | ---------------------------------------------------------------------------------------------------------------
| | (3) to take such other action as may be deemed necessary or
appropriate in connection with such 2003 Form 10-K;

as fully to all intents and purposes as she might or could do in person, hereby
ratifying and confirming all that said attorneys-in-fact and agents of any of
them, or their or her substitute or substitutes, may lawfully do or cause to be
done by virtue hereof.

IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney
this 19th day of December, 2003.

| |  |  |  |  |  |                     
| |  |  |  |  |  | --------------------
| |  |  |  |  |  | /s/ Marie L. Knowles
| |  |  |  |  |  |                     
| |  |  |  |  |  | Marie L. Knowles    





---



##### 



POWER OF ATTORNEY

KNOW ALL MEN BY THESE PRESENTS, that the undersigned constitutes and
appoints J. Steven Whisler, Ramiro G. Peru and S. David Colton and each of them
his true and lawful attorney-in-fact and agent, with full power of substitution
and resubstitution, for him and in his name, place and stead, in any and all
capacities:

Annual Report For the Year Ended December 31, 2003 of Phelps Dodge Corporation
on Form 10-K



| |                                                                                                                                                                                                                                                            
| | -----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
| | (1) to sign the Annual Report for the fiscal year ended
December 31, 2003 of Phelps Dodge Corporation on Form 10-K (2003
Form 10-K) to be filed under the Securities Exchange Act of 1934,
as amended, and any and all amendments to such 2003 Form 10-K;



| |                                                                                                                                                                                           
| | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
| | (2) to file such 2003 Form 10-K (and any and all such
amendments) with all exhibits thereto, and other documents in
connection therewith, with the Securities and Exchange Commission;
and



| |                                                                                                                
| | ---------------------------------------------------------------------------------------------------------------
| | (3) to take such other action as may be deemed necessary or
appropriate in connection with such 2003 Form 10-K;

as fully to all intents and purposes as he might or could do in person, hereby
ratifying and confirming all that said attorneys-in-fact and agents of any of
them, or their or his substitute or substitutes, may lawfully do or cause to be
done by virtue hereof.

IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney
this 15th day of December, 2003.

| |  |  |  |  |  |                      
| |  |  |  |  |  | ---------------------
| |  |  |  |  |  | /s/ William A. Franke
| |  |  |  |  |  |                      
| |  |  |  |  |  | William A. Franke    





---



##### 



POWER OF ATTORNEY

KNOW ALL MEN BY THESE PRESENTS, that the undersigned constitutes and
appoints J. Steven Whisler, Ramiro G. Peru and S. David Colton and each of them
his true and lawful attorney-in-fact and agent, with full power of substitution
and resubstitution, for him and in his name, place and stead, in any and all
capacities:

Annual Report For the Year Ended December 31, 2003 of Phelps Dodge Corporation
on Form 10-K



| |                                                                                                                                                                                                                                                            
| | -----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
| | (1) to sign the Annual Report for the fiscal year ended
December 31, 2003 of Phelps Dodge Corporation on Form 10-K (2003
Form 10-K) to be filed under the Securities Exchange Act of 1934,
as amended, and any and all amendments to such 2003 Form 10-K;



| |                                                                                                                                                                                           
| | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
| | (2) to file such 2003 Form 10-K (and any and all such
amendments) with all exhibits thereto, and other documents in
connection therewith, with the Securities and Exchange Commission;
and



| |                                                                                                                
| | ---------------------------------------------------------------------------------------------------------------
| | (3) to take such other action as may be deemed necessary or
appropriate in connection with such 2003 Form 10-K;

as fully to all intents and purposes as he might or could do in person, hereby
ratifying and confirming all that said attorneys-in-fact and agents of any of
them, or their or his substitute or substitutes, may lawfully do or cause to be
done by virtue hereof.

IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney
this 15th day of December, 2003.

| |  |  |  |  |  |                      
| |  |  |  |  |  | ---------------------
| |  |  |  |  |  | /s/ Robert D. Johnson
| |  |  |  |  |  |                      
| |  |  |  |  |  | Robert D. Johnson    





---



##### 



POWER OF ATTORNEY

KNOW ALL MEN BY THESE PRESENTS, that the undersigned constitutes and
appoints J. Steven Whisler, Ramiro G. Peru and S. David Colton and each of them
his true and lawful attorney-in-fact and agent, with full power of substitution
and resubstitution, for him and in his name, place and stead, in any and all
capacities:

Annual Report For the Year Ended December 31, 2003 of Phelps Dodge Corporation
on Form 10-K



| |                                                                                                                                                                                                                                                            
| | -----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
| | (1) to sign the Annual Report for the fiscal year ended
December 31, 2003 of Phelps Dodge Corporation on Form 10-K (2003
Form 10-K) to be filed under the Securities Exchange Act of 1934,
as amended, and any and all amendments to such 2003 Form 10-K;



| |                                                                                                                                                                                           
| | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
| | (2) to file such 2003 Form 10-K (and any and all such
amendments) with all exhibits thereto, and other documents in
connection therewith, with the Securities and Exchange Commission;
and



| |                                                                                                                
| | ---------------------------------------------------------------------------------------------------------------
| | (3) to take such other action as may be deemed necessary or
appropriate in connection with such 2003 Form 10-K;

as fully to all intents and purposes as he might or could do in person, hereby
ratifying and confirming all that said attorneys-in-fact and agents of any of
them, or their or his substitute or substitutes, may lawfully do or cause to be
done by virtue hereof.

|                                                                                                        
|--------------------------------------------------------------------------------------------------------
|IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney
this 19th day of December, 2003.

| |  |  |  |  |  |                    
| |  |  |  |  |  | -------------------
| |  |  |  |  |  | /s/ Robert D. Krebs
| |  |  |  |  |  |                    
| |  |  |  |  |  | Robert D. Krebs    





---



##### 



POWER OF ATTORNEY

KNOW ALL MEN BY THESE PRESENTS, that the undersigned constitutes and
appoints J. Steven Whisler, Ramiro G. Peru and S. David Colton and each of them
his true and lawful attorney-in-fact and agent, with full power of substitution
and resubstitution, for him and in his name, place and stead, in any and all
capacities:

Annual Report For the Year Ended December 31, 2003 of Phelps Dodge Corporation
on Form 10-K



| |                                                                                                                                                                                                                                                            
| | -----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
| | (1) to sign the Annual Report for the fiscal year ended
December 31, 2003 of Phelps Dodge Corporation on Form 10-K (2003
Form 10-K) to be filed under the Securities Exchange Act of 1934,
as amended, and any and all amendments to such 2003 Form 10-K;



| |                                                                                                                                                                                           
| | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
| | (2) to file such 2003 Form 10-K (and any and all such
amendments) with all exhibits thereto, and other documents in
connection therewith, with the Securities and Exchange Commission;
and



| |                                                                                                                
| | ---------------------------------------------------------------------------------------------------------------
| | (3) to take such other action as may be deemed necessary or
appropriate in connection with such 2003 Form 10-K;

as fully to all intents and purposes as he might or could do in person, hereby
ratifying and confirming all that said attorneys-in-fact and agents of any of
them, or their or his substitute or substitutes, may lawfully do or cause to be
done by virtue hereof.

IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney
this 13th day of December, 2003.

| |  |  |  |  |  |                     
| |  |  |  |  |  | --------------------
| |  |  |  |  |  | /s/ Gordon R. Parker
| |  |  |  |  |  |                     
| |  |  |  |  |  | Gordon R. Parker    





---



##### 



POWER OF ATTORNEY

KNOW ALL MEN BY THESE PRESENTS, that the undersigned constitutes and
appoints J. Steven Whisler, Ramiro G. Peru and S. David Colton and each of them
his true and lawful attorney-in-fact and agent, with full power of substitution
and resubstitution, for him and in his name, place and stead, in any and all
capacities:

Annual Report For the Year Ended December 31, 2003 of Phelps Dodge Corporation
on Form 10-K



| |                                                                                                                                                                                                                                                            
| | -----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
| | (1) to sign the Annual Report for the fiscal year ended
December 31, 2003 of Phelps Dodge Corporation on Form 10-K (2003
Form 10-K) to be filed under the Securities Exchange Act of 1934,
as amended, and any and all amendments to such 2003 Form 10-K;



| |                                                                                                                                                                                           
| | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
| | (2) to file such 2003 Form 10-K (and any and all such
amendments) with all exhibits thereto, and other documents in
connection therewith, with the Securities and Exchange Commission;
and



| |                                                                                                                
| | ---------------------------------------------------------------------------------------------------------------
| | (3) to take such other action as may be deemed necessary or
appropriate in connection with such 2003 Form 10-K;

as fully to all intents and purposes as he might or could do in person, hereby
ratifying and confirming all that said attorneys-in-fact and agents of any of
them, or their or his substitute or substitutes, may lawfully do or cause to be
done by virtue hereof.

IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney
this 15th day of December, 2003.

| |  |  |  |  |  |                    
| |  |  |  |  |  | -------------------
| |  |  |  |  |  | /s/ William J. Post
| |  |  |  |  |  |                    
| |  |  |  |  |  | William J. Post    





---



##### 



POWER OF ATTORNEY

KNOW ALL MEN BY THESE PRESENTS, that the undersigned constitutes and
appoints J. Steven Whisler, Ramiro G. Peru and S. David Colton and each of them
his true and lawful attorney-in-fact and agent, with full power of substitution
and resubstitution, for him and in his name, place and stead, in any and all
capacities:

Annual Report For the Year Ended December 31, 2003 of Phelps Dodge Corporation
on Form 10-K



| |                                                                                                                                                                                                                                                            
| | -----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
| | (1) to sign the Annual Report for the fiscal year ended
December 31, 2003 of Phelps Dodge Corporation on Form 10-K (2003
Form 10-K) to be filed under the Securities Exchange Act of 1934,
as amended, and any and all amendments to such 2003 Form 10-K;



| |                                                                                                                                                                                           
| | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
| | (2) to file such 2003 Form 10-K (and any and all such
amendments) with all exhibits thereto, and other documents in
connection therewith, with the Securities and Exchange Commission;
and



| |                                                                                                                
| | ---------------------------------------------------------------------------------------------------------------
| | (3) to take such other action as may be deemed necessary or
appropriate in connection with such 2003 Form 10-K;

as fully to all intents and purposes as he might or could do in person, hereby
ratifying and confirming all that said attorneys-in-fact and agents of any of
them, or their or his substitute or substitutes, may lawfully do or cause to be
done by virtue hereof.

IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney
this 14th day of December, 2003.

| |  |  |  |  |  |                   
| |  |  |  |  |  | ------------------
| |  |  |  |  |  | /s/ Jon C. Madonna
| |  |  |  |  |  |                   
| |  |  |  |  |  | Jon C. Madonna    





---



##### 



POWER OF ATTORNEY

KNOW ALL MEN BY THESE PRESENTS, that the undersigned constitutes and
appoints J. Steven Whisler, Ramiro G. Peru and S. David Colton and each of them
his true and lawful attorney-in-fact and agent, with full power of substitution
and resubstitution, for him and in his name, place and stead, in any and all
capacities:

Annual Report For the Year Ended December 31, 2003 of Phelps Dodge Corporation
on Form 10-K



| |                                                                                                                                                                                                                                                            
| | -----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
| | (1) to sign the Annual Report for the fiscal year ended
December 31, 2003 of Phelps Dodge Corporation on Form 10-K (2003
Form 10-K) to be filed under the Securities Exchange Act of 1934,
as amended, and any and all amendments to such 2003 Form 10-K;



| |                                                                                                                                                                                           
| | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
| | (2) to file such 2003 Form 10-K (and any and all such
amendments) with all exhibits thereto, and other documents in
connection therewith, with the Securities and Exchange Commission;
and



| |                                                                                                                
| | ---------------------------------------------------------------------------------------------------------------
| | (3) to take such other action as may be deemed necessary or
appropriate in connection with such 2003 Form 10-K;

as fully to all intents and purposes as he might or could do in person, hereby
ratifying and confirming all that said attorneys-in-fact and agents of any of
them, or their or his substitute or substitutes, may lawfully do or cause to be
done by virtue hereof.

IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney
this 15th day of December, 2003.

| |  |  |  |  |  |                     
| |  |  |  |  |  | --------------------
| |  |  |  |  |  | /s/ Jack E. Thompson
| |  |  |  |  |  |                     
| |  |  |  |  |  | Jack E. Thompson    





---



##### 



POWER OF ATTORNEY

KNOW ALL MEN BY THESE PRESENTS, that the undersigned constitutes and
appoints Ramiro G. Peru and S. David Colton and each of them his true and
lawful attorney-in-fact and agent, with full power of substitution and
resubstitution, for him and in his name, place and stead, in any and all
capacities:

Annual Report For the Year Ended December 31, 2003 of Phelps Dodge Corporation
on Form 10-K



| |                                                                                                                                                                                                                                                            
| | -----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
| | (1) to sign the Annual Report for the fiscal year ended
December 31, 2003 of Phelps Dodge Corporation on Form 10-K (2003
Form 10-K) to be filed under the Securities Exchange Act of 1934,
as amended, and any and all amendments to such 2003 Form 10-K;



| |                                                                                                                                                                                           
| | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
| | (2) to file such 2003 Form 10-K (and any and all such
amendments) with all exhibits thereto, and other documents in
connection therewith, with the Securities and Exchange Commission;
and



| |                                                                                                                
| | ---------------------------------------------------------------------------------------------------------------
| | (3) to take such other action as may be deemed necessary or
appropriate in connection with such 2003 Form 10-K;

as fully to all intents and purposes as he might or could do in person, hereby
ratifying and confirming all that said attorneys-in-fact and agents of any of
them, or their or his substitute or substitutes, may lawfully do or cause to be
done by virtue hereof.

IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney
this 12th day of December, 2003.

| |  |  |  |  |  |                      
| |  |  |  |  |  | ---------------------
| |  |  |  |  |  | /s/ J. Steven Whisler
| |  |  |  |  |  |                      
| |  |  |  |  |  | J. Steven Whisler