Cedar Park, TX Area Codes
Cedar Park, Texas (population 79,032) uses area codes 512 and 737.
Cedar Park has no telephone exchange of its own in NANPA records; it is served by the Leander exchange about 8.2 km away.
Carriers with Cedar Park numbers
22 prefixes are assigned to the Leander exchange: 23% mobile, 45% VoIP and cable, 32% landline.
| Carrier | Prefixes |
|---|---|
| Onvoy (Sinch) | 6 |
| T-Mobile | 5 |
| AT&T (Southwestern Bell) | 4 |
| At&T Enterprises | 1 |
| Lumen (Level 3) | 1 |
| AT&T (Teleport) | 1 |
| Bandwidth | 1 |
| Fractel | 1 |
Area codes used in Cedar Park
| Area code | Prefixes serving Cedar Park | Main carriers in this code |
|---|---|---|
| 512 | 12 | AT&T (Southwestern Bell), AT&T Mobility, T-Mobile |
| 737 | 10 | Onvoy (Sinch), T-Mobile, AT&T Mobility |
Cedar Park phone number prefixes
Numbers starting with these first six digits were originally assigned to the Leander exchange.
512-259AT&T (Southwestern Bell)512-260AT&T (Southwestern Bell)512-325Onvoy (Sinch)512-337At&T Enterprises512-379AT&T (Southwestern Bell)512-456Lumen (Level 3)512-528AT&T (Southwestern Bell)512-616Onvoy (Sinch)512-690AT&T (Teleport)512-817Onvoy (Sinch)512-881Onvoy (Sinch)512-986T-Mobile737-287T-Mobile737-298T-Mobile737-323T-Mobile737-324T-Mobile737-379Onvoy (Sinch)737-432Onvoy (Sinch)737-757Bandwidth737-766Fractel737-777Foremost Telecommunications Corporation737-843Verizon Business (MCImetro)
Nearby cities in area code 512
- Austin
- Round Rock
- Georgetown
- Leander
- San Marcos
- Kyle
- Pflugerville
- Hutto
- Manor
- Brushy Creek
- Lakeway
- Steiner Ranch
Questions
- What is the area code for Cedar Park, TX?
- Cedar Park uses 2 area codes: 512 and 737. They overlay each other, so all of them cover the whole city and you dial 10 digits for local calls.
- What time zone is Cedar Park in?
- Cedar Park is in the Central time zone.