Phone numbers in Kingman, Kansas
Kingman has 6 phone prefixes in area code 620.
Biggest holders: T-Mobile (including Sprint), Verizon Wireless, AT&T (local phone). This is the local calling area (rate center) where those prefixes were first assigned.
- Mobile carrier 83%
- Local phone company 17%
Every prefix in Kingman
Search the first six digits of a number in this list. If it's here, the number started in Kingman with the carrier shown. If it isn't, check the Kansas page or look the number up.
| Prefix | Carrier | Type | Assigned |
|---|---|---|---|
| 620-491 | Verizon Wireless | Mobile carrier | 2003 |
| 620-532 | AT&T (local phone) | Local phone company | – |
| 620-553 | UScellular | Mobile carrier | – |
| 620-602 | T-Mobile (including Sprint) | Mobile carrier | 2022 |
| 620-917 | Sc Telcom | Mobile carrier | 2001 |
| 620-955 | T-Mobile (including Sprint) | Mobile carrier | 2001 |
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.