| Business | Phone |
| Communication Service Center Portland 97225 | (503) 296-1075 |
| Worksource Inc 1231 Nw Hoyt St # 305, Portland 97209 | (503) 445-6900 |
| Accuracy Plus 921 Sw Washington St # 750, Portland 97205 | (503) 224-6604 |
| Advanced Communications Portland 97204 | (503) 972-3420 |
| Unicom 10505 Sw Barbur Blvd # 302b, Portland 97219 | (503) 977-9710 |
| Answer America Answering Svc 621 Sw Alder St # 700, Portland 97205 | (503) 223-1191 |
| Answernet/Business Telephone 707 Sw Washington St # 530, Portland 97205 | (503) 222-1327 |
| Black's Answering Svc 222 Se 16th Ave, Portland 97214 | (503) 235-8901 |
| Physicians' Answering Svc 4540 Sw Kelly Ave, Portland 97239 | (503) 228-4080 |
| Nancy Thomas 5320 Ne Fremont St, Portland 97213 | (503) 284-7338 |
| Medical Answering Svc-Oregon 123 Ne 3rd Ave # 336, Portland 97232 | (503) 232-5020 |