| Business | Phone |
| Milwaulkie Museum 3737 Se Adams St, Portland 97222 | (503) 659-5780 |
| Washington County Historical 17677 Nw Springville Rd, Portland 97229 | (503) 645-5353 |
| 3 D Center Of Art & Photo 1928 Nw Lovejoy St, Portland 97209 | (503) 227-6667 |
| Ufo Museum Po Box 6056, Portland 97228 | (503) 227-2975 |
| Cm2-Children's Museum 2nd 4015 Sw Canyon Rd, Portland 97221 | (503) 223-6500 |
| Portland's Children's Museum 4015 Sw Canyon Rd, Portland 97221 | (503) 223-5459 |
| Pioneer Living Experience 12311 Ne Glisan St # 174, Portland 97230 | (503) 251-4489 |
| Portland Art Museum 1219 Sw Park Ave, Portland 97205 | (503) 226-2811 |
| Oregon Historical Society 1200 Sw Park Ave, Portland 97205 | (503) 222-1741 |
| Oregon Jewish Museum 2701 Nw Vaughn St, Portland 97210 | (503) 226-1800 |
| Oregon Jewish Museum 310 Nw Davis St, Portland 97209 | (503) 226-3600 |
| Oregon Maritime Center & Museum 115 Sw Ash St # 400c, Portland 97204 | (503) 224-7724 |
| Oregon Museum Of Science & Ind 1945 Se Water Ave, Portland 97214 | (503) 797-4490 |
| Oregon Nikkei Legacy Center 121 Nw 2nd Ave, Portland 97209 | (503) 224-1458 |
| Oregon Sports Hall Of Fame Msm 321 Sw Salmon St, Portland 97204 | (503) 227-7466 |
| Frw Historical Society 17111 Ne Sandy Blvd, Portland 97230 | (503) 261-8078 |
| Northwest Rail Museum Po Box 19342, Portland 97280 | (503) 244-4449 |
| Kidd's Toy Museum 1301 Se Grand Ave, Portland 97214 | (503) 233-7807 |