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712 Area Code 🌍☎️

Area Code Profile · Iowa

The 712 area code is located in the state of Iowa and covers 278 cities, serving a total population of approximately 424,640. Major cities covered by the 712 area code include Sioux City, Council Bluffs, Spencer, Storm Lake, Carroll (which represents the most populated areas). There are a total of 613 telephone prefix exchanges in this area code, which support an estimated 6,130,000 active or assignable phone numbers. These prefix lines are operated by 117 distinct carriers, with Sioux City as the primary rate center location.

Central Time278 Cities613 Prefixes

Reverse Phone Lookup in Sioux City, Iowa

Unmask unknown callers, verify telemarketing reports, and view detailed owner information for any phone number beginning with area code (712).

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1

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Provide any 10-digit phone number starting with the (712) area code.

2

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Our system scans public registries, carrier mappings, and spam reports.

3

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Access location details, line type, carrier, owner information, and safety levels.

Neighborhood Demographics

Calculated demographics and census summary estimations for area code 712.

42.6 y/oMedian Age
$65,100Median Income
$496,000Median Home Value
424,640Total Population

Telemarketer Complaints

Most recent complaints and comments for phone numbers beginning with 712.

Did you receive an unwanted call from a (712) phone number?

Help the community identify spammers by filing a comment.

(712) 524-1430May 16, 2026Robocall
Robocall regarding health insurance plans. Said my current coverage was expiring and offered a "free consultation". Calling multiple times a day from slightly different numbers.
See Details
(712) 537-1447May 20, 2026Scam / Fraud
Robocall claiming to be from the IRS. Stated that my Social Security Number has been flagged and suspended. Asked to press 1 to speak with an agent. Obvious phishing scam.
See Details
(712) 550-1464May 19, 2026Robocall
Received a silent call. When I answered, there was just dead air for 5 seconds before it automatically disconnected. Likely an automated system testing for active numbers.
See Details
(712) 563-1481May 18, 2026Telemarketer
Offered an unsolicited quote for local roofing and home energy services. They knew my area code but when I asked how they got my number, they hung up immediately.
See Details

Cities in the 712 Area Code

The most populous cities in area code 712 are: Sioux City (82,684), Council Bluffs (62,230), Spencer (11,233), Storm Lake (10,600), and Carroll (10,103).

Other cities in the 712 area code include:

Le Mars, Denison, Atlantic, Sioux Center, Estherville, Orange City, Red Oak, Clarinda, Glenwood, Cherokee, Sheldon, Shenandoah, Harlan, Spirit Lake, Sergeant Bluff, Emmetsburg, Carter Lake, Rock Valley, Onawa, Milford, Missouri Valley, Sibley, Rock Rapids, Hawarden, Sac City.

CityPopulation% in Area Code
Sioux City82,684100%
Council Bluffs62,23099%
Spencer11,233100%
Storm Lake10,600100%
Carroll10,103100%
Le Mars9,826100%
Denison8,298100%
Atlantic7,112100%
Sioux Center7,048100%
Estherville6,360100%
Orange City6,004100%
Red Oak5,742100%
Clarinda5,572100%
Glenwood5,269100%
Cherokee5,253100%
Sheldon5,188100%
Shenandoah5,150100%
Harlan5,106100%
Spirit Lake4,840100%
Sergeant Bluff4,227100%

Showing top 20 of 278 cities.

What Time Zone is Area Code 712?

Central Time Zone

Abbreviation: CT · UTC Offset: UTC-6

The 712 area code lies within the Central Time Zone (CT, UTC-6).

Nearby Area Codes

319Cedar Rapids, Iowa515Des Moines, Iowa563Davenport, Iowa641Mason City, Iowa

Phone Prefixes in the 712 Area Code

613 prefixes found · 117 carriers · 244 rate centers

PrefixCarrierRate Center
(712) 200ALTA MUNICIPAL UTILITIES - IAALTA
(712) 201ONVOY, LLC - IAUNDERWOOD
(712) 202PAETEC ITEL, LLCSIOUX CITY
(712) 203T-MOBILE USA, INC.SIOUX CITY
(712) 204T-MOBILE USA, INC.SIOUX CITY
(712) 205WINDSTREAM IOWA COMMUNICATIONS, INC. - SYSTEMSAUDUBON
(712) 206WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTHARMSTRONG
(712) 207WALNUT TELEPHONE COMPANY, INC. - IASHELBY
(712) 208NEW CINGULAR WIRELESS PCS, LLC - ILMAPLETON
(712) 209CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IAESTHERVL
(712) 210UNITED STATES CELLULAR - IALIDDERDALE
(712) 212MCIMETRO ACCESS TRANSMISSION SERVICES LLCSIOUX CITY
(712) 213LONG LINES METRO, INC. - IASTORM LAKE
(712) 214ONVOY, LLC - IAASHTON
(712) 215UNITED STATES CELLULAR - IASHENANDOAH
(712) 216CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IALOGAN
(712) 217ONVOY, LLC - IACARTERLAKE
(712) 218ONVOY, LLC - IABATTLE CRK
(712) 219NEW CINGULAR WIRELESS PCS, LLC - ILONAWA
(712) 220MCC TELEPHONY LLCCARROLL
(712) 221CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IACHEROKEE
(712) 222LONG LINES METRO, INC. - IASIOUX CITY
(712) 223NEW CINGULAR WIRELESS PCS, LLC - ILSIOUX CITY
(712) 224FIBERCOMM, LCSIOUX CITY
(712) 225QWEST CORPORATIONCHEROKEE
(712) 226FIBERCOMM, LCSIOUX CITY
(712) 227COMCAST IP PHONE, LLCCRESCENT
(712) 228NORTHWEST IOWA TELEPHONE, LLCSERGENTBLF
(712) 229CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IACHEROKEE
(712) 230NEW CINGULAR WIRELESS PCS, LLC - ILHOSPERS
(712) 231NEW CINGULAR WIRELESS PCS, LLC - ILHOSPERS
(712) 232AUREON COMMUNICATIONS, LLCSPENCER
(712) 233QWEST CORPORATIONSIOUX CITY
(712) 234QWEST CORPORATIONSIOUX CITY
(712) 235FARMERS MUTUAL COOPERATIVE TELEPHONE COMPANY - IAHARLAN
(712) 236FARMERS MUTUAL COOPERATIVE TELEPHONE COMPANYHARLAN
(712) 237NORTHWEST IOWA TELEPHONE, LLCSERGENTBLF
(712) 238LONG LINES METRO, INC. - IASIOUX CITY
(712) 239QWEST CORPORATIONSIOUX CITY
(712) 240UNITED STATES CELLULAR - IASPENCER
(712) 242WINDSTREAM COMMUNICATIONS OF THE MIDEWEST INC - NECOUNCILBLF
(712) 243QWEST CORPORATIONATLANTIC
(712) 244LONG LINES METRO, INC. - IASIOUX CITY
(712) 245NEW CINGULAR WIRELESS PCS, LLC - ILSIOUX CITY
(712) 246QWEST CORPORATIONSHENANDOAH
(712) 247NORTHWEST IOWA TELEPHONE, LLCSERGENTBLF
(712) 248PAETEC ITEL, LLCCARTERLAKE
(712) 249CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IAATLANTIC
(712) 250UNITED STATES CELLULAR - IAATLANTIC
(712) 251CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IASIOUX CITY
(712) 252QWEST CORPORATIONSIOUX CITY
(712) 253CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IASIOUX CITY
(712) 254UNITED STATES CELLULAR - IAATLANTIC
(712) 255QWEST CORPORATIONSIOUX CITY
(712) 256COMCAST IP PHONE, LLCCOUNCILBLF
(712) 257NORTHWEST IOWA TELEPHONE, LLCSERGENTBLF
(712) 258QWEST CORPORATIONSIOUX CITY
(712) 259NEW CINGULAR WIRELESS PCS, LLC - ILSIOUX CITY
(712) 260CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IASPENCER
(712) 261UNITED STATES CELLULAR - IACHEROKEE
(712) 262QWEST CORPORATIONSPENCER
(712) 263FRONTIER COMMUNICATIONS OF IOWA, INC.DENISON
(712) 264QWEST CORPORATIONSPENCER
(712) 265FRONTIER COMMUNICATIONS OF IOWA, INC.DENISON
(712) 266QWEST CORPORATIONSIOUX CITY
(712) 267CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IADENISON
(712) 268WINDSTREAM IOWA COMMUNICATIONS, INC. - SYSTEMSEXIRA
(712) 269CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IADENISON
(712) 270UNITED STATES CELLULAR - IASPENCER
(712) 271NORTHWEST IOWA TELEPHONE, LLCSERGENTBLF
(712) 272WINDSTREAM IOWA COMMUNICATIONS, INC.NEWELL
(712) 273FRONTIER COMMUNICATIONS OF IOWA, INC.EARLY
(712) 274QWEST CORPORATIONSIOUX CITY
(712) 275SCHALLER TEL. CO.SCHALLER
(712) 276QWEST CORPORATIONSIOUX CITY
(712) 277QWEST CORPORATIONSIOUX CITY
(712) 278HEARTLAND TELECO OF IA DBA PREMIER COMMUNICATIONSIRETON
(712) 279QWEST CORPORATIONSIOUX CITY
(712) 280WINDSTREAM IOWA COMMUNICATIONS, INC. - SYSTEMSHARLAN
(712) 281NEW CINGULAR WIRELESS PCS, LLC - ILSIOUX CITY
(712) 282SCHALLER TEL. CO.GALVA
(712) 283QWEST CORPORATIONSIOUX RPD
(712) 284QWEST CORPORATIONALTA
(712) 285NORTHWEST IOWA TELEPHONE, LLCSERGENTBLF
(712) 286WINDSTREAM IOWA COMMUNICATIONS, INC.REMBRANDT
(712) 287EMBARQ MISSOURI, INC. DBA CENTURYLINK - MONO HOPKINS
(712) 288WINDSTREAM IOWA COMMUNICATIONS, INC.FONDA
(712) 289WINDSTREAM IOWA COMMUNICATIONS, INC.MARATHON
(712) 290WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTHROCKWELLCY
(712) 291CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IASTORM LAKE
(712) 292CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IACARROLL
(712) 293QWEST CORPORATIONSIOUX CITY
(712) 294QWEST CORPORATIONSIOUX CITY
(712) 295WINDSTREAM IOWA COMMUNICATIONS, INC.PETERSON
(712) 296WINDSTREAM IOWA COMMUNICATIONS, INC.LINN GROVE
(712) 297WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTHROCKWELLCY
(712) 298CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IAEMMETSBURG
(712) 299CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IASTORM LAKE
(712) 300ADVANCED NETWORK COMMUNICATIONS, LLCIDA GROVE
(712) 301T-MOBILE USA, INC.SIOUX CITY

Showing first 100 of 613 prefixes.

Frequently Asked Questions

Where is area code 712?
Area code 712 is located in Iowa, covering cities including Sioux City, Council Bluffs, Spencer.
What time zone is area code 712?
Area code 712 is in the Central Time Zone (CT, UTC-6).
What state is area code 712?
Area code 712 is in Iowa.