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North American Area CodeCentral / Mountain Time Zone

Area Code 737 Location & Details

State / Region: Texas • Country: United States

Major Cities Covered: Austin, Round Rock, Georgetown, Leander, Cedar Park, San Marcos, Kyle, Pflugerville, Hutto, Manor

Standard Dial Format
+1 (737) XXX-XXXX
Country Code: +1 (NANP Format)
What State is Area Code 737?
TexasState Hub →
Country Territory
United States
737 Area Code Time Zone
Central / Mountain
737 Overlay Codes
512

Area Code 737 Geographic Map

Interactive location bounds and coverage area for Texas (Central / Mountain Timezone)

Lat: 30.32° • Lng: -97.78°
📍 Geographic Center: TexasMap data © OpenStreetMap contributors

Where is Area Code 737 Located?

Telephone area code 737 is assigned to Texas in United States. It serves cities and metropolitan communities including Austin, Round Rock, Georgetown, Leander, Cedar Park, San Marcos, Kyle, Pflugerville, Hutto, Manor.

Historical Context & Area Code Overlay Information:737 serves Texas (United States).

For local and long-distance calls within area code 737, standard 10-digit dialing (737) XXX-XXXX applies.

Who Called Me from Area Code 737?

Received an unknown call, missed call, or text scam from area code 737? Here is how to trace who is calling from 737 area code and verify unknown numbers safely:

1.
Identify Missed Calls & Voicemails:

Legitimate contacts usually leave a detailed voicemail or caller ID record.

2.
Watch Out for Neighbor Spoofing:

Robocallers often fake incoming caller ID numbers using your local 737 prefix to boost pick-up rates.

3.
Reverse Phone Lookup Area Code 737:

Search public white-pages or use caller intelligence guides before returning unfamiliar calls.

Learn How Reverse Phone Lookups Work→

How to Call Area Code 737 & Dialing Format

When placing a phone call to a number in area code 737, follow the correct dialing format depending on your calling location:

  • Calling from inside the US / Canada (+1): Dial 1 + (737) + 7-digit number.
  • Calling from an international location outside +1: Dial your country's international exit code (e.g. 011 in US or + on mobile) + 1 + 737 + 7-digit number.
  • Do I need to dial area code 737 for local calls? Yes, 10-digit dialing (area code + line number) is mandatory across North American telephone networks.

Top Cities & Municipalities Served in Area Code 737

Urban centers, census places, and communities within the +1-737 calling area

50 Major Cities Listed
City NameCountyPopulation% of 737 Pop
AustinTravis County1,002,63252.4%
Round RockWilliamson County141,2827.4%
GeorgetownWilliamson County106,9075.6%
LeanderWilliamson County91,1324.8%
Cedar ParkWilliamson County79,0324.1%
San MarcosHays County77,8304.1%
KyleHays County69,9173.7%
PflugervilleWilliamson County68,3163.6%
HuttoWilliamson County46,0482.4%
ManorTravis County23,0701.2%
LakewayHays County19,0271.0%
TaylorWilliamson County18,4021.0%
LockhartCaldwell County18,1590.9%
BudaHays County16,1660.8%
BastropBastrop County13,3830.7%
ElginBastrop County13,3270.7%
Liberty HillWilliamson County13,3170.7%
Dripping SpringsHays County11,1670.6%
Lago VistaTravis County10,4980.5%
Bee CaveHays County8,4640.4%

Counties Covered by Area Code 737

Geographic county distribution and population coverage across Texas

County NameTotal Population% of 737 Area% of County
Travis County1,374,92154.7%76%
Williamson County729,01329.9%79%
Hays County294,33911.2%73%
Bastrop County115,9371.6%27%
Caldwell County52,9391.2%43%
Lampasas County23,5760.5%43%
Burnet County56,0040.5%16%
Milam County26,2540.4%29%

☎️Area Code 737 Exchange Prefixes & Carriers

Showing 50 of 343 central office 3-digit prefixes and assigned telecom carriers

39% Landline28% Wireless33% VoIP
PrefixLine UsageRate CenterAssigned CarrierAssign Date
(737) 200-💻VoIPELGINONVOY, LLC - TX10/13/2015
(737) 201-💻VoIPTAYLORONVOY, LLC - TX12/24/2014
(737) 202-📞LandlineAUSTINLEVEL 3 COMMUNICATIONS, LLC - TX08/26/2015
(737) 203-📞LandlineAUSTINMCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX09/22/2015
(737) 204-💻VoIPAUSTINONVOY, LLC - TX11/18/2015
(737) 205-💻VoIPAUSTINONVOY, LLC - TXN/A
(737) 206-📱WirelessBASTROPT-MOBILE USA, INC.11/24/2015
(737) 207-📞LandlineAUSTINTELEPORT COMMUNICATIONS AMERICA, LLC - TX11/18/2015
(737) 208-📱WirelessAUSTINCELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX01/11/2016
(737) 209-📞LandlineAUSTINTWC IP ENABLED SERVICES, LLC04/26/2016
(737) 210-💻VoIPAUSTINONVOY, LLC - TX10/23/2013
(737) 211-📞LandlineXXXXXXXXXXMULTIPLE OCN LISTINGN/A
(737) 212-📞LandlineAUSTINTWC IP ENABLED SERVICES, LLC11/18/2015
(737) 213-📱WirelessSAN MARCOSCELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX01/11/2016
(737) 214-💻VoIPSAN MARCOSONVOY, LLC - TX04/14/2017
(737) 215-📱WirelessGEORGETOWNCELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX01/11/2016
(737) 216-💻VoIPTAYLORBANDWIDTH.COM CLEC, LLC - TX06/28/2016
(737) 217-📱WirelessAUSTINT-MOBILE USA, INC.03/29/2017
(737) 218-💻VoIPAUSTINPEERLESS NETWORK OF TEXAS, LLC - TXN/A
(737) 219-📞LandlineAUSTINTELEPORT COMMUNICATIONS AMERICA, LLC - TX04/07/2017
(737) 220-📞LandlineAUSTINVONAGE AMERICA LLC07/06/2017
(737) 221-📱WirelessSAN MARCOST-MOBILE USA, INC.07/20/2017
(737) 222-📞LandlineAUSTINFOREMOST TELECOMMUNICATIONS CORPORATION - TX08/13/2013
(737) 223-📞LandlineAUSTINTELEPORT COMMUNICATIONS AMERICA, LLC - TX02/02/2017
(737) 224-📞LandlineAUSTINAUSTIN BESTLINE COMPANY10/27/2017
(737) 225-📱WirelessROCKDALEMETROPCS, INC.N/A
(737) 226-📱WirelessAUSTINCELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX07/01/2015
(737) 227-📞LandlineWIMBERLEYCENTURYLINK COMMUNICATIONS, LLC09/19/2017
(737) 228-📱WirelessAUSTINNEW CINGULAR WIRELESS PCS, LLC - IL09/20/2017
(737) 229-📞LandlineAUSTINTELEPORT COMMUNICATIONS AMERICA, LLC - TX12/11/2017
(737) 230-📱WirelessAUSTINNEW CINGULAR WIRELESS PCS, LLC - IL01/12/2018
(737) 231-💻VoIPAUSTINBANDWIDTH.COM CLEC, LLC - TX03/23/2018
(737) 232-📱WirelessELGINT-MOBILE USA, INC.12/22/2017
(737) 233-📱WirelessELGINCELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX03/29/2018
(737) 234-💻VoIPJARRELLBANDWIDTH.COM CLEC, LLC - TX05/02/2018
(737) 235-📱WirelessAUSTINCELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX05/04/2018
(737) 236-💻VoIPAUSTINBANDWIDTH.COM CLEC, LLC - TX06/21/2018
(737) 237-💻VoIPAUSTINONVOY, LLC - TX02/06/2018
(737) 238-💻VoIPBERTRAMBANDWIDTH.COM CLEC, LLC - TX06/21/2018
(737) 239-💻VoIPAUSTINVOIP INNOVATIONS, LLC08/14/2018
(737) 240-📱WirelessGEORGETOWNCELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX10/11/2016
(737) 241-💻VoIPAUSTINONVOY, LLC - TX08/16/2017
(737) 242-💻VoIPAUSTINBANDWIDTH.COM CLEC, LLC - TXN/A
(737) 243-💻VoIPAUSTINPEERLESS NETWORK OF TEXAS, LLC - TXN/A
(737) 244-💻VoIPTAYLORBANDWIDTH.COM CLEC, LLC - TX09/10/2019
(737) 245-💻VoIPGEORGETOWNONVOY, LLC - TX02/26/2018
(737) 246-📞LandlineAUSTINAIRESPRING, INC.09/27/2018
(737) 247-💻VoIPAUSTINONVOY, LLC - TXN/A
(737) 248-📞LandlineKYLEMCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX10/27/2016
(737) 249-📞LandlineAUSTINIP GLOBAL NETWORKS - TX10/02/2018

Frequently Asked Questions about Area Code 737

Where is area code 737 located?

Area code 737 is located in Texas (United States), serving cities like Austin, Round Rock, Georgetown, Leander, Cedar Park, San Marcos, Kyle, Pflugerville, Hutto, Manor.

What timezone is area code 737?

Area code 737 operates in the Central / Mountain timezone.

What state is area code 737?

Area code 737 is assigned to the state / telecom territory of Texas.

Is area code 737 a scam or dangerous?

Area code 737 is an official geographic area code for Texas. However, beware of robocaller spoofing.

Texas State Area Codes

View complete directory of telephone area codes assigned to Texas.

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Get a 737 Business Phone Number

How to acquire a virtual phone number or business line with area code 737 for local customer trust in Texas.

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🛡️ Scam & Safety Directory

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Overlay & Nearby Area Codes for Texas

Explore neighboring telecom prefixes sharing geographical boundaries with area code 737.

512
Central / Mountain
Area Code 512
Austin, Round Rock, Georgetown, Leander, Cedar Park, San Marcos, Kyle, Pflugerville, Hutto, Manor
210
Central / Mountain
Area Code 210
San Antonio, Kirby, Alamo Heights, Windcrest, Terrell Hills, Olmos Park, China Grove
214
Central / Mountain
Area Code 214
Dallas, Arlington, Plano, Irving, Garland, Frisco, Mckinney, Grand Prairie, Mesquite, Lewisville
254
Central / Mountain
Area Code 254
Killeen, Waco, Temple, Copperas Cove, Harker Heights, Belton, Stephenville, Hewitt, Gatesville, Robinson
281
Central / Mountain
Area Code 281
Houston, Pasadena, Pearland, League City, Sugar Land, Baytown, Missouri City, Fulshear, Rosenberg, Friendswood
325
Central / Mountain
Area Code 325
Abilene, San Angelo, Harker Heights, Brownwood, Snyder, Sweetwater, Nolanville, Brady, Comanche, Clyde