Identify unknown Iowa phone numbers.
Use ThisNumber's reverse phone lookup tool to find out who's calling you.
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ThisNumber has over 28 million name and address records for about 23 million phone numbers, making it one of the best reverse phone lookup services for Iowa residents. Stop wondering who called you and start using this free lookup tool to identify the unknown callers, verify Iowa businesses, or research potential scam calls.
To identify the location of an Iowa phone number, you need to understand the North American Numbering Plan (NANP) structure that all Alabama numbers follow: +1 NPA NXX XXXX.
The area code (NPA) is your key to determining location. By matching the three-digit area code to Iowa's regional assignments, you can identify which part of the state the phone number originates from. Each area code corresponds to specific cities and counties throughout Iowa, making it possible to narrow down the caller's general location.
Here's a complete list of Iowa area codes with major cities:
Area Codes | Cities |
---|---|
319 | Cedar Rapids, Waterloo, Iowa City |
515 | Des Moines, Ames, West Des Moines |
563 | Davenport, Dubuque, Bettendorf |
641 | Mason City, Marshalltown, Ottumwa |
712 | Sioux City, Council Bluffs, Spencer |
For latest Iowa phone numbering regulations, contact Dominic Baldi at the Iowa UB via [email protected] or 515-725-7326.
Iowa has approximately 4.1 million active phone numbers. Cell phones make up the majority with 3.4 million users, while traditional landlines are declining with just 316,000 connections statewide. Internet phone services account for about 372,000 numbers.
This means that when you search an Iowa phone number, it's most likely a cell phone. The shift away from landlines means newer phone numbers are typically harder to trace than older landline numbers that had more public information available.
Iowa Voice Subscriptions (in thousands):
Service Type | June 2023 | Dec 2023 | June 2024 |
---|---|---|---|
Mobile telephony | 3,348 | 3,396 | 3,425 |
Local exchange telephone service | 364 | 337 | 316 |
VoIP subscriptions | 425 | 424 | 372 |
Total | 4,137 | 4,157 | 4,113 |
Source: FCC Voice Telephone Services Report
Most phone numbers are cell phones, and most cell phone numbers come from the top three United States wireless companies. Here are the top five US Cell Phone Companies in Q1 2025:
Iowa residents experienced 12,409 complaints in 2024 related to unwanted calls, as detailed in the latest National Do Not Call Registry Data Book.
Key Facts for Iowa Residents:
According to the Federal Trade Commission's 2024 data, phone calls and text messages make up 35% of all fraud contact methods nationwide:
More than 1 in 3 fraud attempts happen through phone communication. Phone call fraud costs victims a median of $1,500 per case. Text message fraud costs a median of $1,000 per victim.
In 2024, Iowa residents reported 22855 fraud cases resulting in total losses of $52.0M, with a median loss of $400 per victim. With phone-based fraud representing such a significant portion of these cases, phone owner verification has become a critical consumer protection tool.
When you receive calls from unknown numbers, take a moment to research the caller's identity. Reverse phone lookup services allow you to search a phone number to find information about who's calling—including whether the number has been reported for fraudulent activity.
Received fraudulent calls or fallen victim to phone fraud? Report it immediately. Each report helps authorities identify fraud patterns and protect other consumers from similar scams.
Additional Contact:
Iowa Attorney General
Brenna Bird
(515) 281-5926
Yes, reverse phone lookups are legal in Iowa, but companies must comply with the Iowa Consumer Data Protection Act when processing personal data, including phone numbers. Under Iowa Code Chapter 715D (S.F. 262), businesses that control or process personal data from Iowa residents must follow strict privacy requirements.
The law applies to companies that either control personal data of at least 100,000 consumers or control data of at least 25,000 consumers while deriving over 50% of their revenue from selling personal data.
Iowa's law defines "personal data" as any information linked to an identifiable person, including:
Iowa residents have four key rights regarding their personal data:
Timeline: Companies must respond within 90 days, with a possible 45-day extension for complex requests.
Free Service: Companies must provide information free of charge, up to twice annually.
Appeal Process: If denied, you can appeal. Companies must respond to appeals within 60 days and provide a way to contact the Attorney General if your appeal is denied.
Attorney General Authority: The Iowa Attorney General has exclusive enforcement authority, with penalties up to $7,500 per violation.
No Private Lawsuits: Only the Attorney General can take enforcement action - private lawsuits are not allowed.
Company Notice: Companies get 90 days to fix violations before penalties are imposed.