| Píla Rosík (Čierny Balog)SawmillPíla Rosík (Ján Rosík) | Slovakia | Softwood | Operating | 35 000 m3/y sawn timberestimated from 70 000 m3/y log intake |
| Pine Hill MillPulp millInternational Paper | United States | Softwood | Operating | No data yet |
| Pinhoser (Sertã)SawmillPinhoser - Indústria de Madeiras da Sertã, Lda | Portugal | Softwood | Operating | No data yet |
| Piteå MillPulp millSmurfit Westrock | Sweden | Mixed | Operating | No data yet |
| Piveteau Bois (Sainte-Florence)SawmillPiveteau Bois | France | Softwood | Operating | 250 000 m3/y sawn timber |
| Pleasant River Lumber Dover-FoxcroftSawmillPleasant River Lumber | United States | Softwood | Operating | No data yet |
| Pleasant River Lumber EnfieldSawmillPleasant River Lumber | United States | Softwood | Operating | No data yet |
| Pleasant River Lumber Jackman (Moose River)SawmillFontaine Lumber | United States | Softwood | Operating | No data yet |
| Plymouth MillPulp millDomtar Corporation | United States | Softwood | Status unknown | 390 000 t/y pulp |
| Pollmeier AschaffenburgSawmillPollmeier Massivholz GmbH & Co. KG | Germany | Hardwood | Operating | 170 000 m3/y sawn timberestimated from 340 000 m3/y log intake |
| Pollmeier CreuzburgSawmillPollmeier Massivholz GmbH & Co. KG | Germany | Hardwood | Operating | 163 000 m3/y sawn timberestimated from 325 000 m3/y log intake |
| Pollmeier MalchowSawmillPollmeier Massivholz GmbH & Co. KG | Germany | Hardwood | Operating | 50 000 m3/y sawn timberestimated from 100 000 m3/y log intake |
| Pöls MillPulp millHeinzel Group | Austria | Softwood | Operating | 460 000 t/y pulp |
| PoltarexSawmillPrzedsiębiorstwo Przemysłu Drzewnego "Poltarex" Sp. z o.o. | Poland | - | Operating | No data yet |
| Pontevedra MillPulp millEnce S.A. | Spain | Hardwood | Operating | 515 000 t/y pulp |
| Pontrilas SawmillsSawmillPontrilas Sawmills Ltd | United Kingdom | Mixed | Operating | 200 000 m3/y sawn timber |
| Porcupine Wood Products (Salmo)SawmillPorcupine Wood Products Ltd. | Canada | Softwood | Operating | 51 000 m3/y sawn timber |
| Port Alberni MillPulp millDomtar Corporation | Canada | Softwood | Operating | No data yet |
| Port Hawkesbury MillPulp millPort Hawkesbury Paper Limited Partnership | Canada | Softwood | Operating | 650 000 t/y pulp |
| Port Mellon MillPulp millPaper Excellence | Canada | Softwood | Operating | 380 000 t/y pulp |
| Port Wentworth MillPulp millGlobal Cellulose Fibers | United States | Softwood | Operating | 300 000 t/y pulp |
| Posch-Holz KaindorfSawmillPosch-Holz | Austria | Softwood | Operating | 25 000 m3/y sawn timberestimated from 50 000 m3/y log intake |
| Prattville MillPulp millInternational Paper | United States | Softwood | Operating | No data yet |
| Prehofer Holz RutzenmoosSawmillPrehofer Holz | Austria | Mixed | Operating | 55 000 m3/y sawn timberestimated from 110 000 m3/y log intake |
| Prestacion de Servicios Luis Flores GonzalezSawmillPrestacion de Servicios Luis Flores Gonzalez EIRL | Chile | Softwood | Operating | No data yet |
| Priangarsky LPKSawmillPriangarsky Timber Processing Complex | Russia | Softwood | Operating | 460 000 m3/y sawn timber |
| Prince George MillPulp millCanfor Pulp | Canada | Mixed | Closed 2023 | 300 000 t/y pulp |
| Procesadora de Maderas Los AngelesSawmillProcesadora de Maderas Los Angeles S.A. | Chile | Softwood | Operating | No data yet |
| Produits forestiers Petit ParisSawmillProduits forestiers Petit Paris Inc. | Canada | - | Closed | No data yet |
| PRP TomasovceSawmillPRP s.r.o. | Slovakia | Softwood | Operating | 350 000 m3/y sawn timberestimated from 700 000 m3/y log intake |
| PT Indah Kiat Pulp & Paper (Perawang)Pulp millPT Indah Kiat Pulp & Paper | Indonesia | Hardwood | Operating | 3 000 000 t/y pulp |
| PT OKI Pulp & Paper MillsPulp millAsia Pulp & Paper (APP) | Indonesia | Mixed | Operating | 2 800 000 t/y pulp |
| Pukepine Sawmills (1998) Ltd (Te Puke)SawmillPukepine Sawmills Ltd | New Zealand | - | Operating | 100 000 m3/y sawn timber |
| Puma UnitPulp millKlabin S.A. | Brazil | Mixed | Operating | 1 500 000 t/y pulp |
| Pyramid Mountain Lumber Seeley LakeSawmillPyramid Mountain Lumber | United States | Softwood | Closed | No data yet |
| Quinnesec MillPulp millBillerud (US operations ex-Verso) | United States | Hardwood | Status unknown | 210 000 t/y pulp |
| R.G. Holz Company (Vișeu de Sus)SawmillR.G. Holz Company SRL | Romania | Softwood | Operating | No data yet |
| Rågsvedens såg (Sveden Trä)SawmillRågsveden-Sveden Trä AB | Sweden | Softwood | Operating | 175 000 m3/y sawn timber |
| Rauma Pulp MillPulp millMetsä Fibre | Finland | Mixed | Operating | 650 000 t/y pulp |
| Ray White LumberSawmillRay White Lumber Company | United States | Softwood | Operating | No data yet |
| Rayonier BemidjiSawmillRayonier | United States | Softwood | Operating | 238 000 m3/y sawn timber |
| Rayonier OlaSawmillRayonier | United States | Softwood | Operating | 255 000 m3/y sawn timber |
| Rayonier St. MariesSawmillRayonier | United States | Softwood | Operating | 314 000 m3/y sawn timber |
| Rayonier WaldoSawmillRayonier | United States | Softwood | Operating | 467 000 m3/y sawn timber |
| Rayonier WarrenSawmillRayonier | United States | Softwood | Operating | 374 000 m3/y sawn timber |
| Red River MillPulp millInternational Paper | United States | Softwood | Closed 2025 | 600 000 t/y pulp |
| Red Stag Timber Waipa MillSawmillRed Stag Timber | New Zealand | Softwood | Operating | 600 000 m3/y sawn timber |
| Redwood Empire CloverdaleSawmillRedwood Empire | United States | Softwood | Operating | No data yet |
| Remabec ParentSawmillArbec Bois d'oeuvre inc. | Canada | Softwood | Idled 2025 | 255 000 m3/y sawn timber |
| Rémabec Rivière-aux-RatsSawmillGroupe Rémabec | Canada | Softwood | Idled | 306 000 m3/y sawn timber |