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Delaware Phone Number Lookup

Find the owner of any phone number in Delaware.

What Phone Numbers Are in Delaware?

Search any phone number in Delaware using the lookup tool above. Delaware has 1 area code covering 33 cities and 667 active phone prefixes. Enter any 10-digit number to find the owner's name, address, and carrier.

1 Area Code
33 Cities
667 Phone Prefixes
32% Wireless
68% Landline

Area Codes in Delaware

Delaware is served by the following 1 area code:

  • 302 (33 cities)

Top Phone Carriers in Delaware

The most common phone service providers in Delaware include:

  • Verizon Delaware, Inc.
  • Onvoy, Llc - De
  • Cellco Partnership Dba Verizon Wireless - De
  • Omnipoint Communications Enterprises, Lp
  • New Cingular Wireless Pcs, Llc - Dc
  • Bandwidth.com Clec, Llc - De
  • Mcimetro Access Transmission Services Llc
  • Paetec Itel, Llc

Delaware at a Glance

1,059,952 Population (2025)
+0.9% Annual Growth
$84,954 Median Income
41.6 Median Age
464,203 Housing Units

Financial Profile

$85,568 Avg. Income per Return
$54,896 Avg. Wages per Return
494,050 Tax Returns Filed
55 ZIP Codes

Frequently Asked Questions

What Area Codes Are in Delaware?

Delaware is served by 1 area code: 302. Each area code covers a specific geographic region within the state and is assigned to cities and towns in that area. The number of area codes in a state reflects its population and telecommunications demand. Delaware has 667 active phone prefixes spread across 33 cities. When you receive a call from an unfamiliar number, the first three digits — the area code — tell you which part of Delaware the call likely originated from. You can search any of these area codes on 411FCC to identify the owner of a specific phone number.

How Do I Look Up a Phone Number in Delaware?

Enter the full 10-digit phone number into the search box at the top of this page and click Search. 411FCC returns available information including the registered owner's name, location, phone carrier, and whether the number is wireless, landline, or VoIP. The lookup works for all 1 area code in Delaware and covers numbers from all major carriers. Results appear within seconds. 411FCC has maintained phone number records since 2003 and covers every US state and Canadian province, so you can search numbers from Delaware or any other jurisdiction using the same tool.

What Phone Carriers Operate in Delaware?

Phone service in Delaware is provided by multiple wireless and landline carriers. The largest providers by number of assigned prefixes include Verizon Delaware, Inc., Onvoy, Llc - De, Cellco Partnership Dba Verizon Wireless - De, Omnipoint Communications Enterprises, Lp, New Cingular Wireless Pcs, Llc - Dc. Approximately 32% of phone prefixes in Delaware are classified as wireless, with the remaining 68% being landline or VoIP. When you perform a reverse phone lookup on 411FCC, the results include the carrier name for the number you searched, helping you identify whether the call came from a major national carrier or a smaller regional provider.

Data current as of March 2026