Exhibit 15 April 20, 2002 To the Board of Directors of First Community Bancshares, Inc. We are aware of the incorporation by reference in the Registration Statement Nos. 333-63865, 333-31338 and 333-75222 of First Community Bancshares, Inc. relating to the unaudited consolidated interim financial statements of First Community Bancshares that are included in its Forms 10-Q for the quarter ended March 31, 2002. /s/ Ernst & Young LLP Charleston, West Virginia 25