Altamont, OR Area Codes
Altamont, Oregon (population 19,844) uses area codes 541 and 458.
Altamont has no telephone exchange of its own in NANPA records; it is served by the Klamath Falls exchange about 5 km away.
Carriers with Altamont numbers
25 prefixes are assigned to the Klamath Falls exchange: 48% mobile, 8% VoIP and cable, 44% landline.
| Carrier | Prefixes |
|---|---|
| Lumen (Qwest) | 8 |
| Verizon Wireless | 5 |
| UScellular | 3 |
| AT&T Mobility | 3 |
| Lumen (Level 3) | 2 |
| Metropcs | 2 |
| Cal-Ore Communications | 1 |
| T-Mobile | 1 |
Area codes used in Altamont
| Area code | Prefixes serving Altamont | Main carriers in this code |
|---|---|---|
| 541 | 20 | Lumen (Qwest), Lumen (CenturyLink), Onvoy (Sinch) |
| 458 | 5 | Onvoy (Sinch), Ton80 Communications, T-Mobile |
Altamont phone number prefixes
Numbers starting with these first six digits were originally assigned to the Klamath Falls exchange.
541-205Lumen (Level 3)541-238Lumen (Level 3)541-273Lumen (Qwest)541-274Verizon Wireless541-281UScellular541-331Metropcs541-363AT&T Mobility541-539AT&T Mobility541-591Verizon Wireless541-810UScellular541-850Lumen (Qwest)541-851Lumen (Qwest)541-880Lumen (Qwest)541-882Lumen (Qwest)541-883Lumen (Qwest)541-884Lumen (Qwest)541-885Lumen (Qwest)541-887Cal-Ore Communications541-891Verizon Wireless541-892UScellular458-232Metropcs458-254T-Mobile458-290Verizon Wireless458-327Verizon Wireless458-354AT&T Mobility
Nearby cities in area code 541
Questions
- What is the area code for Altamont, OR?
- Altamont uses 2 area codes: 541 and 458. They overlay each other, so all of them cover the whole city and you dial 10 digits for local calls.
- What time zone is Altamont in?
- Altamont is in the Mountain time zone (area code 541 also reaches into the Pacific time zone).