Find out who called from an unknown Round Rock number using our free reverse phone lookup. Enter any 10-digit number with area code 512 or 737 to search for caller name, address, and more.
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Browse local Round Rock businesses, services, and public institutions by category.
300 University Blvd, Round Rock, TX 78664
110 North Interstate Highway 35, Round Rock, TX 78681
2120 N Mays St Ste 430, Round Rock, TX 78664-2108
2300 Round Rock Ave Ste 208, Round Rock, TX 78681-4026
3950 N A W Grimes Blvd, Round Rock, TX 78665-3540
2300 Round Rock Ave Ste 106, Round Rock, TX 78681-4025
1201 S Interstate 35 Ste 303, Round Rock, TX 78664-6651
Got a phone call or message from a Round Rock, Texas phone number you don't recognize? Before you answer, call back, or reply, use our phone number lookup service to find out who's really on the other end, is it a scam, legitimate business or someone you'd rather avoid.
The total population of Round Rock, TX, is 119,468. That's thousands of potential callers you might not recognize: local business contacts, neighbors, service providers, or people from across the city.
An unknown caller could be anyone — a sales call, an old friend, someone you actually want to talk to. Without caller identification, you either ignore potentially important calls or answer ones you'd rather avoid.
Scam and spam calls continue to impact TX residents which, according to the National Do Not Call Registry Data Book, filed 170,483 complaints about unwanted calls in 2024. Of these, 91,857 were robocalls and 62,262 involved live callers. The top complaint topics included medical and prescriptions (17,061), imposters (13,964), reducing debt (11,621).
According to FTC 2024 data, TX residents reported 162,101 fraud cases in 2024, resulting in $897,890,888 in losses, with a median loss of $500 per victim. Given that more than 1 in 3 fraud attempts occur over the phone, verifying who is calling is critical for preventing financial losses.
If you receive fraudulent calls or suspect a scam attempt, report it to reportfraud.ftc.gov or local police department using the following contacts:
Additionally, protect your household by registering your phone numbers at donotcall.gov or by calling 1-888-382-1222 from the number you wish to register.
Have you received a call from a business but aren’t sure if it’s really them? Round Rock is primarily located in Williamson County, which, according to U.S. Census Bureau data, includes 12,281 firms and 14,360 establishments employing 191,078 people.
| County | Percent of City | Firms | Establishments |
|---|---|---|---|
| Williamson | 98.40% | 12281 | 14360 |
| Travis | 1.60% | 35130 | 41596 |
Use our service to reverse-lookup unknown Texas phone numbers to verify whether they actually belong to a company before answering or calling back. By cross-referencing phone numbers with local business directories, you can ensure you’re dealing with legitimate local businesses, services, contractors, or vendors—not scammers spoofing local numbers to gain your trust.
Round Rock area codes are 512, 737.
Phone numbers reported as unwanted calls to the FTC by Round Rock residents in the last 30 days.
(877) 578-3533
Reducing your debt (credit cards, mortgage, student loans)
2 reports ·
(229) 406-7232
Calls pretending to be government, businesses, or family and friends
2 reports ·
(866) 398-3898
Reducing your debt (credit cards, mortgage, student loans)
2 reports ·
(434) 252-1769
Other
2 reports ·
(407) 258-6566
Reducing your debt (credit cards, mortgage, student loans)
2 reports ·
(888) 499-5401
Reducing your debt (credit cards, mortgage, student loans)
1 report ·
(848) 359-8027
Other
1 report ·
(512) 661-2130
Other
1 report ·
(208) 530-7828
Other
1 report ·
(512) 815-3481
Other
1 report ·
If you receive fraudulent calls or suspect a scam attempt, report it to reportfraud.ftc.gov or local police department using the following contacts:
Local Time
03:54 AM
Date
Tuesday, April 14, 2026
Time Zone
CDT
Round Rock has a population of 119468 people. Sex ratio is 97.20 males per 100 females.
The median age in Round Rock is 34.8 years.
| Age Groups | Population |
|---|---|
| Under 5 years | 7626 |
| 5 to 9 years | 9350 |
| 10 to 14 years | 10100 |
| 15 to 19 years | 9538 |
| 20 to 24 years | 8523 |
| 25 to 29 years | 9471 |
| 30 to 34 years | 9045 |
| 35 to 39 years | 10855 |
| 40 to 44 years | 10484 |
| 45 to 49 years | 9867 |
| 50 to 54 years | 8676 |
| 55 to 59 years | 7434 |
| 60 to 64 years | 6119 |
| 65 to 69 years | 4227 |
| 70 to 74 years | 3896 |
| 75 to 79 years | 1435 |
| 80 to 84 years | 833 |
| 85 years and over | 1333 |
| Racial/Ethnic Groups | Percent |
|---|---|
| White | 64290 |
| Black or African American | 12145 |
| American Indian and Alaska Native | 1014 |
| Native Hawaiian and Other Pacific Islander | 206 |
| Some Other Race | 11512 |
| Two or more races | 20487 |