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): November 8, 2011

EXCO RESOURCES, INC.

(Exact name of registrant as specified in its charter)

Registrant’s telephone number, including area code: (214) 368-2084

(Former name or former address, if changed since last report): Not applicable

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 (see General Instruction A.2. below):

Section 1—Registrant’s Business and Operations

On November 8, 2011, EXCO Resources, Inc. (“EXCO”) entered into that certain Fourth Amendment to Credit Agreement by and among EXCO, as borrower, certain of its subsidiaries, as guarantors, JPMorgan Chase Bank, N.A., as administrative agent, and the lenders named therein (the “Fourth Amendment”). The Fourth Amendment increased the borrowing base under EXCO’s existing credit agreement (the “Credit Agreement”) from $1.5 billion to $1.6 billion and increased the maximum facility amount from $1.5 billion to $2.0 billion.

In addition, on November 8, 2011, EXCO entered into that certain Fifth Amendment to Credit Agreement by and among EXCO, as borrower, certain of its subsidiaries, as guarantors, JPMorgan Chase Bank, N.A., as administrative agent, and the lenders named therein (the “Fifth Amendment”). The Fifth Amendment permits EXCO to incur up to an additional $750 million of unsecured senior note indebtedness on or before November 1, 2012.

The foregoing descriptions are not complete and are qualified in their entirety by the Fourth Amendment and the Fifth Amendment, which are filed herewith and incorporated by reference herein.

Section 9—Financial Statements and Exhibits

(d) Exhibits.

10.1 Fourth Amendment to Credit Agreement, dated as of November 8, 2011, among EXCO Resources, Inc., as Borrower, certain subsidiaries of Borrower, as Guarantors, the lenders party thereto, and JPMorgan Chase Bank, N.A., as Administrative Agent.

10.2 Fifth Amendment to Credit Agreement, dated as of November 8, 2011, among EXCO Resources, Inc., as Borrower, certain subsidiaries of Borrower, as Guarantors, the lenders party thereto, and JPMorgan Chase Bank, N.A., as Administrative Agent.

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SIGNATURES

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.

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EXHIBIT INDEX