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Watertown, SD Area Code
Watertown, South Dakota (population 23,736) uses area code 605.
Carriers with Watertown numbers
17 prefixes are assigned to the Watertown exchange: 35% mobile, 18% VoIP and cable, 47% landline.
| Carrier | Prefixes |
|---|---|
| Verizon Wireless | 4 |
| Lumen (Qwest) | 3 |
| AT&T Mobility | 2 |
| Aerial Communications | 2 |
| Bandwidth | 2 |
| Onvoy (Sinch) | 1 |
| Bluepeak | 1 |
| Rc Communications | 1 |
Area codes used in Watertown
| Area code | Prefixes serving Watertown | Main carriers in this code |
|---|---|---|
| 605 | 17 | Lumen (Qwest), Verizon Wireless, AT&T Mobility |
Watertown phone number prefixes
Numbers starting with these first six digits were originally assigned to the Watertown exchange.
605-237Verizon Wireless605-303Verizon Wireless605-520AT&T Mobility605-602Aerial Communications605-657Onvoy (Sinch)605-753Bluepeak605-818Rc Communications605-868Aerial Communications605-878Midcontinent Communications.605-880Verizon Wireless605-881AT&T Mobility605-882Lumen (Qwest)605-884Lumen (Qwest)605-886Lumen (Qwest)605-902Bandwidth605-954Bandwidth605-956Verizon Wireless
Nearby cities in area code 605
Questions
- What is the area code for Watertown, SD?
- The area code for Watertown, South Dakota is 605.
- What time zone is Watertown in?
- Watertown is in the Central time zone (area code 605 also reaches into the Mountain time zone).