Phone numbers in Gueydan, Louisiana
Gueydan has 6 phone prefixes in area code 337.
Biggest holders: Verizon Wireless, Teleport Communications America La, AT&T (local phone). This is the local calling area (rate center) where those prefixes were first assigned.
- Mobile carrier 33%
- Local phone company 17%
- Internet / business phone carrier 33%
- Phone company 17%
Every prefix in Gueydan
Search the first six digits of a number in this list. If it's here, the number started in Gueydan with the carrier shown. If it isn't, check the Louisiana page or look the number up.
| Prefix | Carrier | Type | Assigned |
|---|---|---|---|
| 337-223 | Verizon Wireless | Mobile carrier | 2002 |
| 337-282 | Teleport Communications America La | Internet / business phone carrier | 2017 |
| 337-536 | AT&T (local phone) | Local phone company | – |
| 337-539 | Onvoy | Internet / business phone carrier | – |
| 337-553 | Verizon Wireless | Mobile carrier | 2021 |
| 337-830 | Louisiana Competitive Telecommunications | Phone company | – |
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.