Sunnyvale, TX Area Codes
Sunnyvale, Texas (population 9,008) uses area codes 469, 945 and 972.
Sunnyvale has no telephone exchange of its own in NANPA records; it is served by the Forney exchange about 11.7 km away.
Carriers with Sunnyvale numbers
26 prefixes are assigned to the Forney exchange: 35% mobile, 31% VoIP and cable, 35% landline.
| Carrier | Prefixes |
|---|---|
| T-Mobile | 9 |
| Onvoy (Sinch) | 5 |
| Peoples Communication | 2 |
| AT&T (Southwestern Bell) | 2 |
| Matrix Telecom. S/I/I Tnci | 1 |
| At&T Enterprises | 1 |
| Csc Voice | 1 |
| Lumen (Level 3) | 1 |
Area codes used in Sunnyvale
| Area code | Prefixes serving Sunnyvale | Main carriers in this code |
|---|---|---|
| 469 | 17 | T-Mobile, AT&T Mobility, Lumen (Level 3) |
| 945 | 6 | Onvoy (Sinch), T-Mobile, AT&T Mobility |
| 972 | 3 | AT&T (Southwestern Bell), Frontier, AT&T Mobility |
Sunnyvale phone number prefixes
Numbers starting with these first six digits were originally assigned to the Forney exchange.
469-290Onvoy (Sinch)469-345T-Mobile469-355Peoples Communication469-407T-Mobile469-412Onvoy (Sinch)469-539Matrix Telecom. S/I/I Tnci469-602At&T Enterprises469-655T-Mobile469-689Onvoy (Sinch)469-703T-Mobile469-720Csc Voice469-728Lumen (Level 3)469-762Peoples Communication469-864T-Mobile469-937T-Mobile469-954T-Mobile469-970T-Mobile945-242Bandwidth945-296T-Mobile945-330Onvoy (Sinch)945-359AT&T (Teleport)945-375Ip Horizon945-386Fractel972-357Onvoy (Sinch)972-552AT&T (Southwestern Bell)972-564AT&T (Southwestern Bell)
Nearby cities in area code 469
Questions
- What is the area code for Sunnyvale, TX?
- Sunnyvale uses 3 area codes: 469, 945 and 972. They overlay each other, so all of them cover the whole city and you dial 10 digits for local calls.
- What time zone is Sunnyvale in?
- Sunnyvale is in the Central time zone.