Rockdale, TX Area Codes
Rockdale, Texas (population 5,688) uses area codes 512 and 737.
Carriers with Rockdale numbers
11 prefixes are assigned to the Rockdale exchange: 18% mobile, 27% VoIP and cable, 55% landline.
| Carrier | Prefixes |
|---|---|
| Metropcs | 3 |
| AT&T (Southwestern Bell) | 2 |
| Onvoy (Sinch) | 2 |
| Verizon Wireless | 1 |
| Commio | 1 |
| T-Mobile | 1 |
| Fractel | 1 |
Area codes used in Rockdale
| Area code | Prefixes serving Rockdale | Main carriers in this code |
|---|---|---|
| 512 | 6 | AT&T (Southwestern Bell), AT&T Mobility, T-Mobile |
| 737 | 5 | Onvoy (Sinch), T-Mobile, AT&T Mobility |
Rockdale phone number prefixes
Numbers starting with these first six digits were originally assigned to the Rockdale exchange.
512-290Metropcs512-429Verizon Wireless512-430AT&T (Southwestern Bell)512-446AT&T (Southwestern Bell)512-543Onvoy (Sinch)512-760Metropcs737-225Metropcs737-369Commio737-375Onvoy (Sinch)737-421T-Mobile737-732Fractel
Nearby cities in area code 512
Questions
- What is the area code for Rockdale, TX?
- Rockdale 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 Rockdale in?
- Rockdale is in the Central time zone.