Dubuque, Iowa Phone Lookup

Q: What area codes serve Dubuque, Iowa?

Phone numbers in Dubuque, Iowa use 1 area code: 563. The city has 36 active phone prefixes.

Q: How do I look up a phone number in Dubuque, Iowa?

Enter the full 10-digit number into the search box and click Search. 411FCC returns the owner's name, location, carrier, and line type. The lookup covers all 1 area code serving Dubuque.

Q: What types of phone numbers are in Dubuque?

Dubuque has both wireless and landline numbers. Approximately 52% of prefixes are wireless, with 48% being landline or VoIP. 411FCC results identify the line type and carrier for any number searched.

Find the owner of any phone number in Dubuque, Iowa.

What Phone Numbers Are in Dubuque, Iowa?

Looking up a phone number in Dubuque, Iowa? Enter any 10-digit phone number in the search box above to find the owner's name, address, and carrier information. Dubuque is served by 1 area code and has 36 active phone prefixes.

1 Area Code

36 Phone Prefixes

52% Wireless

48% Landline

Area Codes Serving Dubuque

Phone numbers in Dubuque, Iowa use the following area code: 563.

Top Phone Carriers in Dubuque

The most common phone service providers in Dubuque include:

Cellco Partnership Dba Verizon Wireless - Ia
Onvoy, Llc - Ia
United States Cellular - Ia
Qwest Corporation
T-mobile Usa, Inc.

Data current as of March 2026

Nearby Cities in Iowa

Other cities in Iowa that share area codes with Dubuque:

Dubuque at a Glance

59,174 Population

38.1 Median Age

$65,845 Median Income

27,832 Housing Units

66% Homeownership

Demographics

White 85.9%
Black 4.2%
Hispanic 3%
Asian 1.6%
Other 5.3%

Financial Profile

$87,109 Avg. Income per Return

$52,238 Avg. Wages per Return

35,300 Tax Returns Filed

3 ZIP Codes

Frequently Asked Questions

What Area Codes Serve Dubuque, Iowa?

Phone numbers in Dubuque, Iowa use 1 area code: 563. These area codes are shared with other cities in the region. Dubuque has 36 active phone prefixes assigned to local carriers. If you received a call from one of these area codes, enter the full 10-digit number into the search box above to find out who called. The area code alone tells you the general geographic region, but a full reverse phone lookup on 411FCC reveals the specific owner, carrier, and line type associated with the number.

How Do I Look Up a Phone Number in Dubuque, Iowa?

To look up any phone number in Dubuque, enter the full 10-digit number into the search box at the top of this page and click Search. 411FCC returns available information about the number including the registered owner's name, location, phone carrier, and whether it is a wireless cell phone, landline, or VoIP line. The lookup covers all 1 area code serving Dubuque and works for numbers from every carrier in the area. Results appear within seconds. 411FCC has maintained its phone number database since 2003.

What Types of Phone Numbers Are in Dubuque?

Dubuque, Iowa has both wireless and landline phone numbers. Approximately 52% of phone prefixes in the area are classified as wireless (cell phone), with the remaining 48% being landline or VoIP. Major carriers serving the area include Cellco Partnership Dba Verizon Wireless - Ia, Onvoy, Llc - Ia, United States Cellular - Ia. When you search a phone number on 411FCC, the results identify the line type and carrier, which helps distinguish personal cell phones from business landlines and identify VoIP numbers commonly used by automated calling systems.