| Ashdown MillPulp millDomtar | United States | Softwood | Operating | 700 000 t/y pulp production |
| Coosa Pines MillPulp millDomtar | United States | Softwood | Operating | 270 000 t/y pulp production |
| Crofton MillPulp millDomtar | Canada | Softwood | Closed 2025 | 380 000 t/y pulp production |
| Domtar Cross CitySawmillDomtar | United States | Softwood | Operating | No data yet |
| Domtar GlenwoodSawmillDomtar | United States | Softwood | Operating | No data yet |
| Johnsonburg MillPulp millDomtar | United States | - | Operating | 312 000 t/y pulp production |
| Meadow Lake MillPulp millDomtar Corporation | Canada | Mixed | Operating | 450 000 t/y pulp production |
| Menominee MillPulp millDomtar | United States | - | Operating | No data yet |
| Port Alberni MillPulp millDomtar Corporation | Canada | Softwood | Operating | 330 000 t/y pulp production |
| Port Mellon MillPulp millPaper Excellence | Canada | Softwood | Operating | 380 000 t/y pulp production |
| Resolute Atikokan sawmillSawmillDomtar (f.d. Produits forestiers Résolu) | Canada | - | Operating | No data yet |
| Resolute ComtoisSawmillProduits forestiers Resolu | Canada | - | Idled 2024 | No data yet |
| Resolute GirardvilleSawmillDomtar (f.d. Produits forestiers Résolu) | Canada | Softwood | Operating | No data yet |
| Resolute Ignace sawmillSawmillDomtar (f.d. Produits forestiers Résolu) | Canada | - | Idled 2026 | No data yet |
| Resolute La DoreSawmillDomtar (f.d. Produits forestiers Résolu) | Canada | - | Operating | No data yet |
| Resolute ManiwakiSawmillProduits forestiers Resolu | Canada | - | Idled | No data yet |
| Resolute MistassiniSawmillDomtar (f.d. Produits forestiers Résolu) | Canada | - | Operating | No data yet |
| Resolute Pointe-aux-OutardesSawmillDomtar (f.d. Produits forestiers Résolu) | Canada | - | Operating | 320 883 m3/y sawn timber |
| Resolute Saint-FelicienSawmillDomtar (f.d. Produits forestiers Résolu) | Canada | - | Operating | No data yet |
| Resolute Saint-Thomas-DidymeSawmillDomtar (f.d. Produits forestiers Résolu) | Canada | - | Operating | 122 241 m3/y sawn timber |
| Resolute SenneterreSawmillDomtar (f.d. Produits forestiers Résolu) | Canada | - | Operating | 268 251 m3/y sawn timber |
| Resolute Thunder Bay sawmillSawmillDomtar (f.d. Produits forestiers Résolu) | Canada | - | Operating | No data yet |
| Saint-Félicien MillPulp millPaper Excellence (Domtar division; formerly Resolute) | Canada | Softwood | Operating | 357 000 t/y pulp production |
| Skookumchuck MillPulp millPaper Excellence | Canada | Softwood | Operating | 270 000 t/y pulp production |
| Windsor MillPulp millDomtar | Canada | Hardwood | Operating | 447 000 t/y pulp production |