Address & Street Data
Verifies, corrects & appends Names, Addresses, Phones and Emails. Updates address of movers.

Address Check
Cut & paste an address for quick & easy verification. Express Entry for fast & accurate address entry.

Batch Address Check
Verifies & corrects addresses in a batch from a spreadsheet.
** Listware Online **
Address Search New!
Search for addresses by house number, street name, city or postal code. Replaces "House Number by Zip" and "Street Name by Zip" Lookups.

Global Address Check
Verify, Check & Correct addresses worldwide.
For batch jobs use Listware.
Property Info
Owner's name, assessed value, mortgage amount, sales price & more.

Property Viewer
Click on a map of Properties and get information about the Owner and Resident or Business.

Geocoder (Lat/Long)
Get the latitude & longitude for a 5 or 9-digit ZIP Code.

Radius Searches
ZIP Codes in a Radius
Get a list of the ZIPs in radius from a center ZIP Code.

Carrier Routes in a Radius
Displays the Carrier Routes in a radius with delivery counts.

Everything ZIP Codes
ZIP / City / Phone
Get geographic & demographic info related to a ZIP, city or phone.

Home Sales by ZIP New!
Get a list of Home Sales in a ZIP in the last 24 months.

Carrier Routes by ZIP
Get a list of Carrier Routes and ZIP+4 by 5-digit ZIP Code.

Distance Between ZIPs
Find distance in miles between two 5-digit ZIPs in the U.S.

ZIP Codes by County
Get a list of ZIPs by county.

ZIP Codes by City
Get a list of ZIP Codes with addresses in a city.

ZIP+4 Code
Names, addresses and phones in a ZIP+4 Code.

Latitude & Longitude to Address
Enter a latitude & longitude point, get nearest ZIP+4 Code.


MAILERS Online is an end-to-end mailing solution to prepare USPS compliant direct mail with minimal effort. It includes these services:

  • CASS & PAVE Certified
  • 48 Month NCOA
  • Removes duplicates
  • First & Standard Class
  • Destination Discounts
  • Profit & Nonprofit
  • Postal Reports
  • Up to 1,000 Free Credits every month

Marketing Data
Personator Search
Find People Nationwide by name, address, phone or email.

Global Phone Check
Verify Global Phone numbers worldwide.

Global Email Check
Verify an email address and get associated name & mailing address.

Batch Phone & Email Check New!
Verifies phone and email in a batch from a spreadsheet.

Business Coder
Lookup any company in the U.S. Get annual sales, number employees & type of business.

Batch Business Check New!
Verifies & corrects company names and addresses in a batch from a spreadsheet.

Business Counts by ZIP
Get a list of business counts and SIC codes by ZIP Code.

SIC Codes
Get counts of businesses based on type or SIC code by state, county and city

IP Location
Find city, state and country of an IP address worldwide.

Nearest Post Office
Find closest Post Office that accepts bulk mail.

Federal Resources
Nonprofit Organizations
Get information on nonprofits by ZIP, Name or Tax I.D.

Public Schools
Get information on schools by name, district, or location.

Death Check
Search for a person that has died in the last 24 months.

Campaign Contributors
Find contributors to federal campaigns by ZIP Code.

Statistics & Averages
Climate Average
Find daily and monthly average temps and rain fall by ZIP Code.

Listware Online

  • Address Check & Correct
  • U.S, Canada & Global
  • Move Update
  • Email & Phone Verify
  • Demographics
  • Property Information
  • Geocoding
  • Date of Birth & Death
  • Excel & Online versions
  • Up to 1,000 Free Credits every month
Get Started Now

Maps and Aerial Views
ZIP Code Maps
5-digit ZIP Code boundary maps.

Carrier Route Maps
Boundary map of a Postal Carrier Route.

Global Postal Code Maps
Postcode boundaries overlaid on a map of the country with cities and roads.

Carrier Routes by ZIP
Displays Carrier Routes within a map of a 5-digit ZIP Code.

County Maps
Displays a county boundary map with cities, towns & roads.

City / Place Maps
Displays city, town & CDP boundary maps & demographics.

School District Maps
Displays public school district boundary maps.

Congress Maps
Maps of congressional districts & information on representatives.

State Legislative Maps
Maps state upper & lower house districts.

Census Tract Maps
Maps of Census tracts.

Census Block Maps
Displays a map overlaid with a census block boundary & address markers.

County Subdivision Maps
Displays boroughs, townships, villages, districts & barrios

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