| Company | Category | Area | Address | Web | E-mail | Contact person |
| DUFF MAIDEN MASON CONTR INC | Masonry Contractors | Oregon | 12690 SE CREST DR, HAPPY VALLEY, Multnomah, Oregon, 97086-6113, USA |
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Duff Maiden |
| DUFF RANCHES | Ranches | Oregon | 46784 DUFF RD, ADAMS, Umatilla, Oregon, 97810-3021, USA |
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| DUFF RANCHES INC | General Animal Farm | Oregon | 801 N MAIN ST, PENDLETON, Umatilla, Oregon, 97801-1474, USA |
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James Duff |
| DUFF WILLIAM MD PC | Medical Doctor's Office | Oregon | 924 SW 16TH AVE APT 103, PORTLAND, Multnomah, Oregon, 97205-1734, USA |
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William Duff |
| DUFFEYS HANGAR | Drinking Place | Oregon | 2275 MCGILCHRIST ST SE, SALEM, Marion, Oregon, 97302-1132, USA |
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Mike Harris |
| DUFFIELD SVCS EDWARD DONALD | Local Trucking Operator | Oregon | 8895 SW EDGEWOOD ST, PORTLAND, Washington, Oregon, 97223-5903, USA |
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Edward Duffield |
| DUFFS GARAGE BAR & GRILL | Bars | Oregon | 1635 SE 7TH AVE, PORTLAND, Multnomah, Oregon, 97214-3563, USA |
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| DUFFY & KELLER | Marriage & Family Counselors | Oregon | 1860 WILLAMETTE ST, EUGENE, Lane, Oregon, 97401-4044, USA |
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Alice Duffy |
| DUFFY CONSTRUCTION | Buildings-Metal | Oregon | 1505 E 19TH ST, THE DALLES, Wasco, Oregon, 97058-3349, USA |
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Cliff Duffy |
| DUFFYS CUSTOM HOMES INC | Single-family House Constructi | Oregon | PO BOX 274, CLOVERDALE, Tillamook, Oregon, 97112-0274, USA |
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Manard Densen |
