Phone numbers in Maryville, Missouri
Maryville has 10 phone prefixes in area code 660.
Biggest holders: AT&T Mobility, Verizon Wireless, T-Mobile (including Sprint). This is the local calling area (rate center) where those prefixes were first assigned.
- Mobile carrier 60%
- Local phone company 20%
- Internet / business phone carrier 10%
- Phone company 10%
Every prefix in Maryville
Search the first six digits of a number in this list. If it's here, the number started in Maryville with the carrier shown. If it isn't, check the Missouri page or look the number up.
| Prefix | Carrier | Type | Assigned |
|---|---|---|---|
| 660-215 | AT&T Mobility | Mobile carrier | – |
| 660-224 | Verizon Wireless | Mobile carrier | – |
| 660-241 | Csc Voice | Internet / business phone carrier | 2013 |
| 660-254 | Verizon Wireless | Mobile carrier | 2004 |
| 660-528 | T-Mobile (including Sprint) | Mobile carrier | – |
| 660-541 | AT&T Mobility | Mobile carrier | – |
| 660-562 | CenturyLink / Lumen | Local phone company | – |
| 660-582 | CenturyLink / Lumen | Local phone company | – |
| 660-771 | Midwest Data Center | Phone company | 2015 |
| 660-853 | T-Mobile (including Sprint) | Mobile carrier | 2002 |
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.