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Area Code 319 Location & Details

State / Region: Iowa • Country: United States

Major Cities Covered: Cedar Rapids, Iowa City, Waterloo, Marion, Cedar Falls, Coralville, Burlington, North Liberty, Waverly, Fort Madison

Standard Dial Format
+1 (319) XXX-XXXX
Country Code: +1 (NANP Format)
What State is Area Code 319?
IowaState Hub →
Country Territory
United States
319 Area Code Time Zone
Central
319 Overlay Codes
No Overlays

Area Code 319 Geographic Map

Interactive location bounds and coverage area for Iowa (Central Timezone)

Lat: 41.89° • Lng: -91.88°
📍 Geographic Center: IowaMap data © OpenStreetMap contributors

Where is Area Code 319 Located?

Telephone area code 319 is assigned to Iowa in United States. It serves cities and metropolitan communities including Cedar Rapids, Iowa City, Waterloo, Marion, Cedar Falls, Coralville, Burlington, North Liberty, Waverly, Fort Madison.

Historical Context & Area Code Overlay Information:319 serves Iowa (United States).

For local and long-distance calls within area code 319, standard 10-digit dialing (319) XXX-XXXX applies.

Who Called Me from Area Code 319?

Received an unknown call, missed call, or text scam from area code 319? Here is how to trace who is calling from 319 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 319 prefix to boost pick-up rates.

3.
Reverse Phone Lookup Area Code 319:

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

Learn How Reverse Phone Lookups Work→

How to Call Area Code 319 & Dialing Format

When placing a phone call to a number in area code 319, follow the correct dialing format depending on your calling location:

  • Calling from inside the US / Canada (+1): Dial 1 + (319) + 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 + 319 + 7-digit number.
  • Do I need to dial area code 319 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 319

Urban centers, census places, and communities within the +1-319 calling area

50 Major Cities Listed
City NameCountyPopulation% of 319 Pop
Cedar RapidsLinn County137,93522.8%
Iowa CityJohnson County76,22912.6%
WaterlooBlack Hawk County66,91911.1%
MarionLinn County42,7327.1%
Cedar FallsBlack Hawk County41,2406.8%
CoralvilleJohnson County23,9604.0%
BurlingtonDes Moines County23,3363.9%
North LibertyJohnson County21,9763.6%
WaverlyBremer County10,5611.7%
Fort MadisonLee County9,9351.6%
KeokukLee County9,5101.6%
Mount PleasantHenry County8,5001.4%
HiawathaLinn County7,4321.2%
WashingtonWashington County7,2611.2%
TiffinJohnson County7,1561.2%
Orange CitySioux County6,4681.1%
IndependenceBuchanan County6,3121.0%
AnamosaJones County5,9011.0%
OelweinFayette County5,7571.0%
VintonBenton County5,0040.8%

Counties Covered by Area Code 319

Geographic county distribution and population coverage across Iowa

County NameTotal Population% of 319 Area% of County
Linn County230,38934.1%89%
Johnson County158,86322.0%84%
Black Hawk County131,47319.5%90%
Des Moines County38,1504.7%74%
Lee County32,4803.2%60%
Bremer County25,3632.1%49%
Benton County25,8451.9%43%
Henry County19,3681.7%53%
Washington County22,6021.7%45%
Jones County21,1711.7%47%
Buchanan County20,7111.5%43%
Sioux County36,7771.1%18%
Fayette County19,1101.0%30%
Iowa County16,4741.0%35%
Grundy County12,3720.7%36%
Muscatine County42,1610.6%9%
Louisa County10,5640.6%36%
Cedar County18,2880.5%16%
Butler County14,0930.3%14%
Tama County16,8040.3%9%

☎️Area Code 319 Exchange Prefixes & Carriers

Showing 50 of 579 central office 3-digit prefixes and assigned telecom carriers

70% Landline23% Wireless6% VoIP
PrefixLine UsageRate CenterAssigned CarrierAssign Date
(319) 200-📞LandlineCEDAR RPDSIMON COMMUNICATIONS, LLC - IA02/10/2012
(319) 201-📱WirelessMTPLEASANTUNITED STATES CELLULAR - IAN/A
(319) 202-📱WirelessCEDAR RPDST-MOBILE USA, INC.05/13/2004
(319) 203-📞LandlineSWISHERMCC TELEPHONY LLC03/19/2010
(319) 204-📞LandlineMTPLEASANTFARM & MERCH MUTUAL TELCO DBA KALONA COOP TEL08/01/2014
(319) 205-📞LandlineMT VERNONCENTURYLINK COMMUNICATIONS, LLC05/23/2017
(319) 206-💻VoIPCEDAR RPDSONVOY SPECTRUM, LLC08/14/2017
(319) 207-📞LandlineMORLEYLEVEL 3 COMMUNICATIONS, LLC - IA06/28/2018
(319) 208-📞LandlineBURLINGTONPAETEC ITEL, LLC03/25/2003
(319) 209-📱WirelessBURLINGTONT-MOBILE USA, INC.04/10/2001
(319) 210-📱WirelessCEDAR RPDST-MOBILE USA, INC.02/12/2002
(319) 211-📞LandlineXXXXXXXXXXMULTIPLE OCN LISTINGN/A
(319) 212-📱WirelessCOLUMBSJCTCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA04/10/2003
(319) 213-📞LandlineCEDAR RPDSMCIMETRO ACCESS TRANSMISSION SERVICES LLC07/14/2004
(319) 214-📞LandlineVINTONMCC TELEPHONY LLC11/24/2004
(319) 215-📱WirelessWATERLOOUNITED STATES CELLULAR - IA01/19/2004
(319) 216-📞LandlineMARTELLELEVEL 3 COMMUNICATIONS, LLC - IA06/29/2018
(319) 217-📱WirelessMTPLEASANTCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA02/06/2003
(319) 218-📞LandlineOLINLEVEL 3 COMMUNICATIONS, LLC - IA06/29/2018
(319) 219-📞LandlineMTPLEASANTLOCAL TELEPHONE DATA SERVICES CORP.N/A
(319) 220-📞LandlineCENTRAL CYWINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH06/25/2015
(319) 221-📞LandlineCEDAR RPDSQWEST CORPORATIONN/A
(319) 222-📞LandlineCEDARFALLSQWEST CORPORATIONN/A
(319) 223-📞LandlineNEWHALLSOUTH SLOPE COOP. TEL. CO., INC.N/A
(319) 224-📞LandlineTROY MILLSWINDSTREAM IOWA COMMUNICATIONS, INC. - NORTHN/A
(319) 225-📞LandlineAMANAMCC TELEPHONY LLC11/14/2006
(319) 226-📞LandlineWATERLOOQWEST CORPORATIONN/A
(319) 227-📞LandlineNORWAYSOUTH SLOPE COOP. TEL. CO., INC.N/A
(319) 228-📞LandlineVAN HORNEVAN HORNE COOP. TEL. CO.N/A
(319) 229-📱WirelessWATERLOONEW CINGULAR WIRELESS PCS, LLC - IL08/08/2014
(319) 230-📱WirelessWATERLOOCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IAN/A
(319) 231-📱WirelessWATERLOOUNITED STATES CELLULAR - IAN/A
(319) 232-📞LandlineWATERLOOQWEST CORPORATIONN/A
(319) 233-📞LandlineWATERLOOQWEST CORPORATIONN/A
(319) 234-📞LandlineWATERLOOQWEST CORPORATIONN/A
(319) 235-📞LandlineWATERLOOQWEST CORPORATIONN/A
(319) 236-📞LandlineWATERLOOQWEST CORPORATIONN/A
(319) 237-📞LandlineBURLINGTONLOCAL TELEPHONE DATA SERVICES CORP.03/07/2002
(319) 238-💻VoIPOELWEINONVOY, LLC - IA02/04/2004
(319) 239-📱WirelessWATERLOOUNITED STATES CELLULAR - IAN/A
(319) 240-📱WirelessWATERLOOUNITED STATES CELLULAR - IAN/A
(319) 241-📱WirelessCEDAR RPDST-MOBILE USA, INC.03/07/2002
(319) 242-📞LandlineCEDARFALLSAT&T - LOCAL03/28/2002
(319) 243-📞LandlineCEDARFALLSQWEST CORPORATION04/22/2002
(319) 244-📞LandlineELYMCC TELEPHONY LLC11/14/2006
(319) 245-📞LandlineGRUNDY CTRWINDSTREAM IOWA COMMUNICATIONS, INC. - SYSTEMS06/25/2015
(319) 246-💻VoIPFT MADISONONVOY, LLC - IAN/A
(319) 247-📞LandlineCEDAR RPDSQWEST CORPORATIONN/A
(319) 248-📞LandlineIOWA CITYPAETEC ITEL, LLCN/A
(319) 249-📞LandlineCEDAR RPDSCENTURYLINK COMMUNICATIONS, LLC02/24/2017

Frequently Asked Questions about Area Code 319

Where is area code 319 located?

Area code 319 is located in Iowa (United States), serving cities like Cedar Rapids, Iowa City, Waterloo, Marion, Cedar Falls, Coralville, Burlington, North Liberty, Waverly, Fort Madison.

What timezone is area code 319?

Area code 319 operates in the Central timezone.

What state is area code 319?

Area code 319 is assigned to the state / telecom territory of Iowa.

Is area code 319 a scam or dangerous?

Area code 319 is an official geographic area code for Iowa. However, beware of robocaller spoofing.

Iowa State Area Codes

View complete directory of telephone area codes assigned to Iowa.

Explore Iowa Directory

Get a 319 Business Phone Number

How to acquire a virtual phone number or business line with area code 319 for local customer trust in Iowa.

Get 319 Business Number
🛡️ Scam & Safety Directory

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Overlay & Nearby Area Codes for Iowa

Explore neighboring telecom prefixes sharing geographical boundaries with area code 319.

515
Central
Area Code 515
Des Moines, Ankeny, West Des Moines, Ames, Urbandale, Waukee, Johnston, Fort Dodge, Altoona, Clive
563
Central
Area Code 563
Davenport, Dubuque, Bettendorf, Clinton, Muscatine, Decorah, Eldridge, Asbury, Maquoketa, Dewitt
641
Central
Area Code 641
Marshalltown, Mason City, Ottumwa, Newton, Norwalk, Oskaloosa, Pella, Grinnell, Fairfield, Clear Lake
712
Central
Area Code 712
Sioux City, Council Bluffs, Storm Lake, Spencer, Le Mars, Carroll, Sioux Center, Denison, Atlantic, Orange City