Attached files

file filename
10-K - APCO OIL AND GAS INTERNATIONAL 10-K 12-31-10 - APCO OIL & GAS INTERNATIONAL INCform10k.htm
EX-32 - EXHIBIT 32 - APCO OIL & GAS INTERNATIONAL INCex32.htm
EX-24 - EXHIBIT 24 - APCO OIL & GAS INTERNATIONAL INCex24.htm
EX-31.1 - EXHIBIT 31.1 - APCO OIL & GAS INTERNATIONAL INCex31_1.htm
EX-23.2 - EXHIBIT 23.2 - APCO OIL & GAS INTERNATIONAL INCex23_2.htm
EX-23.1 - EXHIBIT 23.1 - APCO OIL & GAS INTERNATIONAL INCex23_1.htm
EX-99.2 - EXHIBIT 99.2 - APCO OIL & GAS INTERNATIONAL INCex99_2.htm
EX-99.1 - EXHIBIT 99.1 - APCO OIL & GAS INTERNATIONAL INCex99_1.htm
EX-31.2 - EXHIBIT 31.2 - APCO OIL & GAS INTERNATIONAL INCex31_2.htm

Exhibit 21
Subsidiaries of the Registrant

Name, Jurisdiction                                                                                              Relationship

Apco Argentina S.A. (Argentine corporation)
Subsidiary owned 95%      by Apco Oil and Gas International Inc.
 
Apco Properties Ltd. (Cayman Islands company)
Subsidiary owned 100%    by Apco Oil and Gas International Inc.
Apco Austral S.A. (Argentine corporation)
Subsidiary owned 98.49% by Apco Oil and Gas International Inc.