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US area code · Iowa

Area code 712

Where the 712 area code is, its overlay and how to dial a +1 712 number from anywhere.

CoversCouncil Bluffs, IowaTime zoneCentral (CT)TypeGeographic
Quick answer

The 712 area code is in Council Bluffs, Iowa, United States (Central (CT)). To call from abroad: +1 712 555-0123.

StateIowa
Main areaCouncil Bluffs
Time zoneCentral (CT)
TypeGeographic
10-digit dialingNot required
In service since01-Jan-1947

The 712 area code is a geographic North American Numbering Plan (NANP) code covering Council Bluffs, Iowa. It has been in service since 01-Jan-1947 and sits in the Central (CT) time zone.

How to dial a 712 number

From abroad+1 712 555-0123
Within the US / Canada1 712 555-0123

Cities in the 712 area code

A 712 number is usually in one of these places in Iowa — 2 counties.

Council Bluffs PottawattamieSioux City Woodbury

Other Iowa area codes

Frequently asked questions

Where is the 712 area code?

The 712 area code is in Council Bluffs, Iowa, United States (Central (CT)).

Do I have to dial 10 digits for 712?

Local calls within 712 may use seven digits; ten-digit dialling always works.

How do I call a 712 number from another country?

Dial your exit code (or +), then 1, then 712, then the number: +1 712 555-0123.

Source: NANPA numbering plan. An area code covers a region, not a precise address — a 712 number does not pinpoint a street or ZIP code.

Missed a call from +1 712?

In the 30 days to September 24, 2026, 371 unwanted calls showing a 712 number were reported to the US Federal Trade Commission, 78% of them recorded messages or robocalls. That puts 712 at #260 of 670 area codes reported.

Other148
Reducing your debt (credit cards, mortgage, student loans)103
Calls pretending to be government, businesses, or family and friends29
Medical & prescriptions28
Before you call back
  • If you do not know anyone in Iowa, do not call back: a genuine caller will leave a message or send a text.
  • Scammers fake the number shown on caller ID, so a 712 number can hide a caller anywhere in the world.
  • Never give a code received by text or a bank detail to an unknown caller. In the US, calls can be reported at reportfraud.ftc.gov.

Who issues +1 712 numbers

Phone companies hold blocks of numbers in each area code. The main holders in 712:

Cellco Partnership Dba Verizon Wireless 68Qwest Corporation 64Windstream Iowa Communications, Inc. - North 48New Cingular Wireless PCS, LLC 43Onvoy, LLC 30Frontier Communications Of Iowa, Inc. 24

About 20% of the 656 prefixes in use belong to mobile carriers: a 712 number is often a cell phone, and it may have moved to another carrier since.

Sources: FTC Do Not Call reported calls (numbers as reported by consumers, not verified), NANPA central office code assignments.

All US area codes United States +1 Map of area code 712 — cities & rate centres