Cal-Ore has local customer service agents that are ready to answer your questions and help make life easier with small town customer care.
Whether you want to simplify your life with an all in one provider or free up time by signing up for direct payment of your bill, we're here to provide affordable solutions to your needs.
Check and see what services are available in your area. You can also contact us our dedicated Customer Service agents are ready to help you. If you have any questions about your existing services, many answers can be found under our FAQ's for Telephone and Internet service.

| Dial-up Numbers |
| Dorris: |
397-8000 |
| Tulelake: |
667-4000 |
| Voicemail Numbers |
| Dorris: |
530-397-3030 |
| Tulelake: |
530-667-5000 |
Klamath Falls,
Merrill & Malin: |
541-887-8010 |
| DNS Servers |
| Primary/Preferred: |
216.7.123.66 |
| Secondary/Alternate: |
216.7.123.3 |
| E-Mail Settings |
| Incoming (pop3): |
pop3.cot.net |
| Outgoing (smtp): |
smtp.cot.net |
| News Server |
| News Server: |
news.cot.net |