More than 1 record found for John Costello

This page lists 2 public records for people named John Costello. These records are compiled from public sources across the United States. Because Costello is a shared surname, several different individuals appear below — each listing groups together known aliases, approximate age, current and past addresses, and phone numbers. You can also browse everyone who shares the Costello last name or return to the Zabasearch homepage to start a new search.

The John Costello records shown here span 27 states, with the largest concentrations in Florida, Massachusetts, and New York. If you already know which state your Costello lives in, use one of those state links to narrow these results down to a single region, or check the full Costello directory for more matches.

Ages across these profiles range from roughly 45 to 51, so cross-checking age against known relatives is often the quickest way to confirm you have the right Costello. Many listings include possible relatives and associates — following those profile links can help you trace family connections. For definitions of the terms used throughout these reports, see our frequently asked questions.

Every record here is aggregated from publicly available sources and refreshed regularly. Learn more about how Zabasearch works, review our terms of use, or explore trending people searches. Starting from a phone number or an address instead of a name? Try a reverse phone lookup or a white pages lookup.