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Kelso, WA Area Codes
Kelso, Washington (population 12,801) uses area codes 360 and 564.
Kelso has no telephone exchange of its own in NANPA records; it is served by the Longview exchange about 6.8 km away.
Carriers with Kelso numbers
37 prefixes are assigned to the Longview exchange: 30% mobile, 16% VoIP and cable, 54% landline.
| Carrier | Prefixes |
|---|---|
| Lumen (Qwest) | 9 |
| Lumen (Level 3) | 5 |
| T-Mobile | 4 |
| Metropcs | 4 |
| AT&T Mobility | 4 |
| UScellular | 3 |
| Allstream | 2 |
| Onvoy (Sinch) | 1 |
Area codes used in Kelso
| Area code | Prefixes serving Kelso | Main carriers in this code |
|---|---|---|
| 360 | 31 | Lumen (Qwest), Verizon Wireless, Ziply Fiber |
| 564 | 6 | T-Mobile, Onvoy (Sinch), Verizon Wireless |
Kelso phone number prefixes
Numbers starting with these first six digits were originally assigned to the Longview exchange.
360-200Lumen (Level 3)360-218Onvoy (Sinch)360-232Paetec Itel360-261T-Mobile360-270Metropcs360-353Allstream360-355Lumen (Level 3)360-414Lumen (Qwest)360-423Lumen (Qwest)360-425Lumen (Qwest)360-430AT&T Mobility360-431AT&T Mobility360-439Spok360-442Lumen (Qwest)360-501Lumen (Qwest)360-560AT&T Mobility360-562Intrado Communications360-575Lumen (Qwest)360-577Lumen (Qwest)360-578Lumen (Qwest)360-636Lumen (Qwest)360-644T-Mobile360-703Allstream360-747UScellular360-749UScellular360-751UScellular360-762Metropcs360-846Lumen (Level 3)360-916Metropcs360-957Metropcs360-998Lumen (Level 3)564-217Lumen (Level 3)564-239Boost Subscriberco L.L.C.564-244T-Mobile564-262T-Mobile564-265AT&T Mobility564-333Fractel
Nearby cities in area code 360
- Vancouver
- Bellingham
- Marysville
- South Hill
- Lacey
- Olympia
- Bremerton
- Edmonds
- Longview
- Mount Vernon
- Orchards
- Tumwater
Questions
- What is the area code for Kelso, WA?
- Kelso uses 2 area codes: 360 and 564. They overlay each other, so all of them cover the whole city and you dial 10 digits for local calls.
- What time zone is Kelso in?
- Kelso is in the Pacific time zone.