Exhibit 21.1

Subsidiaries of the Registrant *

									State or Other Jurisdiction of Incorporation or Organization
Packaging Corporation of America (100%)									Delaware
		Packaging Credit Co., LLC (100%)							Delaware
		Packaging Receivables Co., LLC (100%)							Delaware
	PCA International Inc. (100%)								Delaware
		PCA International Services, LLC (100%)							Delaware
	PCA Hydro Inc. (100%)								Delaware
	Packaging Corporation of Asia, Limited (100%)								Hong Kong
	Dixie Container Corp. (100%)								Virginia
	Midwest Corrugated Packaging Products, LLC (100%)								Illinois
	Packaging Corporation of Illinois (100%)								Delaware
	PCA NMTC1, LLC (100%)								Delaware
	PCA Alabama Acquisition Corp. (100%)								Delaware
	PCA Colorado Acquisition Corp. (100%)								Delaware
	PCA Pennsylvania Acquisition Corp. (100%)								Delaware
	Boise Inc. (100%)								Delaware
		BZ Intermediate Holdings LLC (100%)							Delaware
			Boise Paper Holdings, L.L.C. (100%)						Delaware
				Boise Co-Issuer Company (100%)					Delaware
				Boise Finance Company (100%)					Delaware
				Tharco Packaging, Inc. (100%)					Delaware
					Tharco Containers, Inc. (100%)				Colorado
						Design Packaging, Inc. (100%)			Georgia
						Tharco Containers Texas, Inc. (100%)			Delaware
				Boise Packaging & Newsprint, L.L.C. (100%)					Delaware
					Boise Packaging Holdings Corp. (100%)				Delaware
						Boise European Holdings 1 SARL (100%)			Luxembourg
							Boise European Holdings 2 SARL (100%)		Luxembourg
								Hexacomb Spain Holdings, S.L. (100%)	Spain
								Hexacomb France Holdings S.A.S. (100%)	France

			Hexacomb Mexicana, S. de R.L. de C.V. (100%)	Mexico
			Hexacomb Mexico Servicios, S. de R.L. de C.V. (100%)	Mexico
			Hexacomb Netherlands Holdings B.V. (100%)	Netherlands
		Hexacomb Corporation (100%)		Illinois
		Hexacomb Canada Holdings Corp. (100%)		Canada
	Louisiana Timber Procurement Company, L.L.C. (50%)			Delaware
Boise White Paper, L.L.C. (100%)				Delaware
	Boise White Paper Sales Corp. (100%)			Delaware
	Boise White Paper Holdings Corp. (100%)			Delaware
		International Falls Power Company (100%)		Delaware
		Minnesota, Dakota & Western Railway Company (100%)		Minnesota
	Bemis Corporation (100%)			Delaware
		Boise Hong Kong Limited (100%)		Hong Kong
Boise Cascade Transportation Holdings Corp. (100%)				Delaware
	B C T, INC. (100%)			Delaware

* The names of some of our foreign subsidiaries have been omitted. These unnamed subsidiaries, considered in the aggregate as a single subsidiary, would not constitute a significant subsidiary, as defined in Regulation S-X, Rule 1-02(w).