Phone numbers in Richmond Hill, Georgia
Richmond Hill has 10 phone prefixes in area code 912.
Biggest holders: Brightspeed Of Georgia, Verizon Wireless, Comcast. This is the local calling area (rate center) where those prefixes were first assigned.
- Mobile carrier 30%
- Local phone company 40%
- Internet / business phone carrier 30%
Every prefix in Richmond Hill
Search the first six digits of a number in this list. If it's here, the number started in Richmond Hill with the carrier shown. If it isn't, check the Georgia page or look the number up.
| Prefix | Carrier | Type | Assigned |
|---|---|---|---|
| 912-312 | Verizon Wireless | Mobile carrier | 2004 |
| 912-315 | Brightspeed Of Georgia | Local phone company | 2005 |
| 912-445 | Comcast | Internet / business phone carrier | 2007 |
| 912-459 | Brightspeed Of Georgia | Local phone company | – |
| 912-572 | T-Mobile (including Sprint) | Mobile carrier | – |
| 912-727 | Brightspeed Of Georgia | Local phone company | – |
| 912-756 | Brightspeed Of Georgia | Local phone company | – |
| 912-853 | Verizon Wireless | Mobile carrier | 2025 |
| 912-910 | Onvoy | Internet / business phone carrier | 2020 |
| 912-933 | Fractel | Internet / business phone carrier | 2021 |
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.