Phone numbers in Chehalis, Washington
Chehalis has 16 phone prefixes in area code 360.
Biggest holders: CenturyLink / Lumen, UScellular, Level 3 (Lumen). This is the local calling area (rate center) where those prefixes were first assigned.
- Mobile carrier 38%
- Local phone company 38%
- Internet / business phone carrier 19%
- Phone company 6%
Every prefix in Chehalis
Search the first six digits of a number in this list. If it's here, the number started in Chehalis with the carrier shown. If it isn't, check the Washington page or look the number up.
| Prefix | Carrier | Type | Assigned |
|---|---|---|---|
| 360-219 | Level 3 (Lumen) | Internet / business phone carrier | – |
| 360-242 | Teleport Communications America | Internet / business phone carrier | – |
| 360-262 | CenturyLink / Lumen | Local phone company | – |
| 360-266 | CenturyLink / Lumen | Local phone company | – |
| 360-269 | AT&T Mobility | Mobile carrier | – |
| 360-304 | T-Mobile (including Sprint) | Mobile carrier | – |
| 360-324 | T-Mobile (including Sprint) | Mobile carrier | – |
| 360-345 | Rainier Connect | Phone company | – |
| 360-520 | UScellular | Mobile carrier | – |
| 360-557 | Level 3 (Lumen) | Internet / business phone carrier | – |
| 360-740 | CenturyLink / Lumen | Local phone company | – |
| 360-748 | CenturyLink / Lumen | Local phone company | – |
| 360-767 | CenturyLink / Lumen | Local phone company | – |
| 360-880 | UScellular | Mobile carrier | – |
| 360-948 | CenturyLink / Lumen | Local phone company | – |
| 360-996 | UScellular | Mobile carrier | – |
Most prefixes are pooled: the 10,000 numbers in each are handed out in blocks of 1,000 to different carriers, and people can also take their numbers to another carrier. So the carrier shown is where the prefix started, not a guarantee about any one number. Source: NANPA central office code records, 2026-10-10.