🇺🇸United States • Iowa (IA)

Iowa Calling
Codes & Guide

Connect with the Hawkeye State instantly. Whether you're calling Des Moines (515), Cedar Rapids (319), or Davenport (563), use our browser-based dialer to avoid international fees.

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How to Call Iowa from Abroad

Dialing Iowa follows the standard North American Numbering Plan (NANP).

1

Exit Code

Dial your country's international exit code.
00 (Europe/UK)
0011 (Australia)

2

US Code (+1)

Dial +1. This is the country code for the United States.

3

Area Code

Dial the 3-digit Iowa area code (e.g., 515, 319, 563) followed by the 7-digit local number.

Iowa Area Codes List

Find the correct area code for major cities and regions across Iowa.

City / RegionArea Code
Des MoinesCentral (Capital)515
Cedar RapidsEastern319
DavenportEastern (Quad Cities)563
Sioux CityWestern712
Iowa CityEastern (University)319
City / RegionArea Code
WaterlooNortheast319
Council BluffsSouthwest712
AmesCentral (ISU)515
DubuqueEastern563
Mason CityNorth Central641

Iowa Time Zone

The entire state of Iowa observes Central Time (CT). This is UTC-6 during Standard Time and UTC-5 during Daylight Saving Time.

Central Time
Des Moines, Cedar Rapids, Davenport, Sioux City

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Frequently Asked Questions

What is the area code for Des Moines?

Des Moines uses the 515 area code. It covers the central part of the state including Ames and Ankeny.

How do I call Iowa from the UK?

Dial 00 (UK exit code) + 1 (US country code) + the 3-digit area code (e.g., 515) + the 7-digit number.

What is the 319 area code?

The 319 area code serves eastern Iowa, including Cedar Rapids, Iowa City, and Waterloo. It is one of the original area codes for the state.

Are there any overlay codes in Iowa?

Currently, Iowa does not have any major overlay codes requiring 10-digit dialing for local calls in the same way some larger states do, but it is always good practice to dial the full 10 digits (Area Code + Number).

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Iowa's five area codes and the rhythm of calling the rural Midwest

In short

Iowa keeps a tidy map of five geographic area codes with no overlays, so the number itself still tells you which part of the state you are calling. This guide connects each code to its cities, explains dialing from abroad, and covers the early-rising schedule that shapes when Iowans actually pick up the phone.

A code map that still means something

Des Moines and central Iowa use 515. The east splits between 319 for Cedar Rapids, Iowa City and Waterloo, and 563 for the Mississippi River cities of Davenport and Dubuque. Western Iowa is 712, taking in Sioux City and Council Bluffs, while 641 fills the south-central band around Mason City and Ottumwa.

Because no overlays exist, each code is exclusive to its region, a rarity among American states today. A 563 number genuinely sits along the river, and a 712 number faces Nebraska. That makes Iowa numbers unusually informative before you even dial.

Iowa's numbering stability comes from slow population growth, and regulators project the existing codes will last well into the future. For callers this means numbers change rarely, and a directory listing from years ago has a better chance of still working in Iowa than in the fast-growing states.

When Iowa answers the phone

Iowa runs on Central Time, six hours behind UTC in winter. Farm country works early: cooperatives, grain elevators and equipment dealers often answer from 7am and thin out after 4pm, and during spring planting or autumn harvest, daytime calls to farm businesses frequently go unanswered until evening.

Des Moines is a major insurance and financial center, and its corporate offices follow conventional 8am to 5pm hours. From Europe, calling between 3pm and 10pm local European time covers both worlds. From China, the workable overlap is the Chinese morning reaching Iowa's evening.

The state fair in August and the presidential caucuses every fourth winter briefly make Iowa one of the most-called states in the country, and political season fills voicemail boxes. Personal calls get through more easily outside those windows, particularly in the ordinary autumn and spring months.

Dialing details and cost from abroad

Format every number as +1, the area code, then seven digits, for example +1 515 555 0127 in Des Moines. Iowa mobiles carry the same regional codes as landlines, and in rural areas mobiles have largely replaced fixed lines, so expect most personal numbers to be mobile regardless of the code.

That distinction costs you nothing. StartACall charges one per-minute rate for Iowa mobiles and landlines alike, pay-as-you-go with no subscription and no connection fee, from a browser over WebRTC. The first call is free, and unused credits never expire between calls.

Answering habits and staying reachable

Numbers for churches, schools and county offices are heavily listed in local directories, and Iowans still answer unknown numbers more readily than coastal Americans, so a cold call to a small-town business has a fair chance of reaching a person rather than a machine on the first attempt.

If Iowa relatives want to reach you affordably, a US virtual number, from $2.14 to $5 per month, lets them dial a domestic number that rings wherever you are. The number works from any browser, so no equipment ships to you.

Frequently asked questions

What area code is Des Moines Iowa?+

Des Moines uses 515, which covers central Iowa including Ames and Ankeny. From abroad, dial +1 515 and the seven-digit number. The code is exclusive to central Iowa with no overlay.

What area code is Cedar Rapids?+

Cedar Rapids uses 319, shared with Iowa City and Waterloo in eastern Iowa. Davenport and Dubuque along the Mississippi use the separate 563 code. All three eastern codes are dialed +1 plus ten digits.

Does Iowa have overlay area codes?+

No. Iowa's five codes, 515, 319, 563, 641 and 712, each serve an exclusive region with no overlays, so the code reliably indicates the part of the state. Seven-digit local dialing still works inside each region.

What time is it in Iowa compared with Europe?+

Iowa observes Central Time, six hours behind London in winter and seven behind Paris. Noon in Des Moines is 6pm in the UK for most of the year. The state changes clocks for daylight saving in March and November.

Is it expensive to call rural Iowa numbers?+

No. All Iowa codes are ordinary US numbers, and StartACall bills them at the standard per-minute rate, the same for mobiles and landlines, with no connection fee. Credits never expire, and your first call is free.

Last reviewed June 2026Reviewed by the StartACall calling teamDialing rules cross checked against ITU international dialing procedures
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