| EMERALD, INC.Monmouth, OR · Active | Monmouth, OR | Corporation | Feb 14, 2000 | Active |
| FAITH LUTHERAN CHURCH OF MONMOUTH AND INDEPENDENCEMonmouth, OR · Active | Monmouth, OR | Nonprofit | Jul 15, 1964 | Active |
| MONMOUTH-INDEPENDENCE KIDS INCORPORATEDMonmouth, OR · Active | Monmouth, OR | Nonprofit | Aug 20, 1964 | Active |
| DAVISON AUTO PARTS, INC. OF MONMOUTHMonmouth, OR · Active | Monmouth, OR | Corporation | Oct 23, 1964 | Active |
| WESTERN OREGON UNIVERSITY DEVELOPMENT FOUNDATIONMonmouth, OR · Active | Monmouth, OR | Nonprofit | Dec 30, 1964 | Active |
| GAWIN CORP.Monmouth, OR · Active | Monmouth, OR | Corporation | Mar 14, 2011 | Active |
| PEDEE CREEK FARM LLCMonmouth, OR · Active | Monmouth, OR | LLC | May 4, 2011 | Active |
| COUGAR CREEK COLLECTIBLESMonmouth, OR · Active | Monmouth, OR | Other | Jul 19, 2000 | Active |
| JNSD COLLEGE ESTATES, LLCMonmouth, OR · Active | Monmouth, OR | LLC | May 16, 2011 | Active |
| ALL DIGITALMonmouth, OR · Active | Monmouth, OR | Other | Sep 13, 2000 | Active |
| TAYLOR BROTHERS TIMBER, LLCMonmouth, OR · Active | Monmouth, OR | LLC | Jun 28, 2011 | Active |
| SNS MARKET, INC.Monmouth, OR · Active | Monmouth, OR | Corporation | Jul 20, 2011 | Active |
| NEIGHBORHOOD MARKET #2Monmouth, OR · Active | Monmouth, OR | Other | Jul 26, 2011 | Active |
| GRAPHIC IMAGESMonmouth, OR · Active | Monmouth, OR | Other | Jan 11, 2001 | Active |
| RIDDELL FARMS, INC.Monmouth, OR · Active | Monmouth, OR | Corporation | Nov 1, 1966 | Active |
| MASTER APPLIANCE, LLCMonmouth, OR · Active | Monmouth, OR | LLC | Aug 24, 2011 | Active |
| FREEBORN FARMSMonmouth, OR · Active | Monmouth, OR | Other | May 6, 2002 | Active |
| RIDGEFALL PROPERTIES LLCMonmouth, OR · Active | Monmouth, OR | LLC | Sep 7, 2011 | Active |
| JOYNT FAMILY CHIROPRACTIC, LLCMonmouth, OR · Active | Monmouth, OR | LLC | Sep 21, 2011 | Active |
| SALON REPUBLICMonmouth, OR · Active | Monmouth, OR | Other | Sep 26, 2011 | Active |
| MONMOUTH MARKET & DELIMonmouth, OR · Active | Monmouth, OR | Other | Nov 7, 2011 | Active |
| 99 WEST CUSTOMSMonmouth, OR · Active | Monmouth, OR | Other | Oct 10, 2011 | Active |
| GMFIMonmouth, OR · Active | Monmouth, OR | Other | Oct 14, 2011 | Active |
| IHOMESMonmouth, OR · Active | Monmouth, OR | Other | Oct 24, 2011 | Active |
| G J INVESTMENT PROPERTIES, LLCMonmouth, OR · Active | Monmouth, OR | LLC | Nov 23, 2011 | Active |
| ROSEMARY RIDGE LLCMonmouth, OR · Active | Monmouth, OR | LLC | Dec 28, 2011 | Active |
| MISSIONS AND EVANGELISM, INC.Monmouth, OR · Active | Monmouth, OR | Nonprofit | Feb 5, 1968 | Active |
| ZEB UDELL GENERAL CONTRACTING, LLCMonmouth, OR · Active | Monmouth, OR | LLC | Jan 10, 2012 | Active |
| DARRELL E. BRANDT, LLCMonmouth, OR · Active | Monmouth, OR | LLC | Jan 10, 2012 | Active |
| LUCKIAMUTE DOMESTIC WATER COOPERATIVEMonmouth, OR · Active | Monmouth, OR | Other | Mar 20, 1968 | Active |
| RICHARD ROUT TRUCKING, INC.Monmouth, OR · Active | Monmouth, OR | Corporation | May 22, 2002 | Active |
| RRT, INC.Monmouth, OR · Active | Monmouth, OR | Corporation | May 22, 2002 | Active |
| PEDEE MEMORIAL CHURCH OF THE EVANGELICAL CHURCH OF NORTH AMERICA, IN POLK COUNTY, STATE OF OREGONMonmouth, OR · Active | Monmouth, OR | Nonprofit | May 3, 1968 | Active |
| INDEPENDENCE SPANISH ADVENTIST CHURCHMonmouth, OR · Active | Monmouth, OR | Other | Mar 16, 2012 | Active |
| MONMOUTH HARDWARE LIMITED LIABILITY COMPANYMonmouth, OR · Active | Monmouth, OR | LLC | May 1, 2012 | Active |
| YEASTY BEASTY, LLCMonmouth, OR · Active | Monmouth, OR | LLC | May 3, 2012 | Active |
| HERNANDEZ, INC.Monmouth, OR · Active | Monmouth, OR | Corporation | May 22, 2012 | Active |
| MODULAR SYSTEMS, INC.Monmouth, OR · Active | Monmouth, OR | Corporation | Mar 17, 1969 | Active |
| AMERICAN WINERY SERVICES, LLCMonmouth, OR · Active | Monmouth, OR | LLC | May 24, 2012 | Active |
| LUCKY NUT FARMS, LLCMonmouth, OR · Active | Monmouth, OR | LLC | Jun 14, 2012 | Active |
| FIBER FRIENDSMonmouth, OR · Active | Monmouth, OR | Other | Jul 19, 2012 | Active |
| KUEBLER CASCADE VIEW, LLCMonmouth, OR · Active | Monmouth, OR | LLC | Sep 11, 2012 | Active |
| MAIN STREET ICE CREAM PARLOR, INC.Monmouth, OR · Active | Monmouth, OR | Corporation | Sep 19, 2012 | Active |
| JJ MAIN LLCMonmouth, OR · Active | Monmouth, OR | LLC | Oct 3, 2012 | Active |
| TAMPICO CORAL FARMS LLCMonmouth, OR · Active | Monmouth, OR | LLC | Oct 8, 2012 | Active |
| RANGELAND MANAGEMENT SERVICES LLCMonmouth, OR · Active | Monmouth, OR | LLC | Oct 22, 2012 | Active |
| PENNA & JAMES, LLCMonmouth, OR · Active | Monmouth, OR | LLC | Nov 7, 2012 | Active |
| KAISER FAMILY FARM, LLCMonmouth, OR · Active | Monmouth, OR | LLC | Dec 21, 2012 | Active |
| HEPCOMonmouth, OR · Active | Monmouth, OR | Other | Oct 12, 1987 | Active |
| SONIC BLUE INVESTMENTS, LLCMonmouth, OR · Active | Monmouth, OR | LLC | Apr 16, 2013 | Active |