List57

List57 Helping businesses reach the right customers with accurate, compliant marketing lists and data solutions. Trusted by businesses for 25+ years.

"Marketing lists and sales leads of businesses and consumers reach by email, phone or postal mail.

Buying timeshare leads in 2026 is completely different than it was five years ago.The days of buying a massive unverifie...
07/16/2026

Buying timeshare leads in 2026 is completely different than it was five years ago.

The days of buying a massive unverified list and blasting it with generic offers are over. Compliance is tighter and owners are more skeptical.

What separates a good list from a dead one? Specificity. You need to know if they are looking to exit, upgrade, or rent.

We broke down the exact strategy for buying and converting timeshare leads. Link in bio.

Did your business opportunity mailing list suddenly stop converting?It is probably not your offer. It is your data.Biz o...
07/14/2026

Did your business opportunity mailing list suddenly stop converting?

It is probably not your offer. It is your data.

Biz opp lists fatigue faster than almost any other data segment. If you are mailing the same opportunity seekers that ten other companies are mailing this week, your response rate is going to tank.

We just published a checklist for auditing a failing direct mail campaign. Check the List57 blog — link in bio.

There is a hidden cost to "free" cash buyer lists that nobody talks about.You can scrape public records yourself. You ca...
07/12/2026

There is a hidden cost to "free" cash buyer lists that nobody talks about.

You can scrape public records yourself. You can spend hours cross-referencing LLCs to find the actual owner. But while you are doing data entry, your competitors are closing deals.

Free data costs more than you think — it costs you time.

We just published a breakdown of how we build our verified cash buyer lists. Link in bio.

Are you buying the wrong real estate investor leads?Stop wasting money on dead data. Before you buy any list, ask your b...
07/10/2026

Are you buying the wrong real estate investor leads?

Stop wasting money on dead data. Before you buy any list, ask your broker three questions: How old is the data? How was it verified? Is it exclusive or resold?

We broke down exactly what separates a quality investor list from a waste of money. Full guide on the List57 blog — link in bio.

Test multi-platform post from Manus
07/09/2026

Test multi-platform post from Manus

Insurance Leads for Sale: Health, Life, AutoStop buying shared lists that never answer. List57 provides insurance leads ...
06/22/2026

Insurance Leads for Sale: Health, Life, Auto

Stop buying shared lists that never answer. List57 provides insurance leads for sale through permission-based opt-in channels, with lead freshness options and compliance with TCPA and CAN-SPAM for higher conversions from over fifteen years of trusted experience.

USPs:

Trusted provider of internet opt-in leads for over fifteen years

Working with leading financial services companies, online marketers, and lead buyers nationwide

All leads comply with TCPA consent requirements and CAN-SPAM opt-in standards

Lead freshness critical: real-time, daily fresh, and aged lead options

Get insurance prospects ready to talk. https://list57.com/



Real Estate Listing Leads for Agents & InvestorsGeneric property lists can't find motivation. List57 delivers real estat...
06/22/2026

Real Estate Listing Leads for Agents & Investors

Generic property lists can't find motivation. List57 delivers real estate listing leads with distress indicators, equity analysis, and continuous updates from county records to reach owners at critical decision points before competition nationwide for over 20 years.

USPs:

Trusted provider of real estate marketing data for over 20 years, serving thousands nationwide

Sourced from authoritative county property records, tax assessor data, and foreclosure filings

Standard fields include owner name, address, phone, where available, equity position, and mortgage info

Commitment to data freshness, motivation indicators, and targeting precision

Find motivated sellers first. Contact us now 619-678-1000

Opt-In Internet Leads With Proven IntentCold lists waste time. List57's opt-in internet leads are permission-based, gene...
06/21/2026

Opt-In Internet Leads With Proven Intent

Cold lists waste time. List57's opt-in internet leads are permission-based, generated through online forms and co-registration, with timestamps and IP verification to ensure legitimate consumer interest every time, and delivered in real-time for the highest contact rates.

USPs:

Internet Optin Lists Hub is a premier destination for fresh, permission-based leads

Sourced from reputable co-registration networks and verified lead generation partners

All leads include explicit opt-in consent, source info, timestamps, and IP verification

Real-time lead delivery immediately upon generation

Dial leads that want to hear from you. https://list57.com/



Complete Consumer Database for Multi-ChannelNeed phone, email, and postal service in one place? List57's consumer databa...
06/20/2026

Complete Consumer Database for Multi-Channel

Need phone, email, and postal service in one place? List57's consumer database delivers continuously updated records sourced from authoritative data, with complete fields for name, address, carrier, gender, ethnicity, and more at no extra charge for targeting.

USPs:

Trusted provider for over 20 years, sourced from authoritative, continuously updated sources

Every record includes name, address, phone number, carrier information, and demographic data

Target by city, zip, area code, carrier, gender, ethnicity, and home ownership at no extra charge

Choose small lists starting at 1,000 or massive databases with hundreds of millions

Build your consumer reach today. https://list57.com/




B2B Marketing Data That Drives Real ROIStop filling your funnel with the wrong companies. List57 provides B2B marketing ...
06/18/2026

B2B Marketing Data That Drives Real ROI

Stop filling your funnel with the wrong companies. List57 provides B2B marketing data that's verified, enhanced, and designed to deliver motivated buyers who are actually ready to engage with your sales team for over 25 years nationwide.

USPs:

For 25+ years, helped marketers solve problems by working smarter, with data

Data enhancement makes your data a more valuable asset

Enhance with geographic, demographic, psychographic, and firmographic elements

Benefits: Gain Customer Insight, Increase Response, Better Targeting

Work smarter with verified B2B data. For more details, visit our website: https://list57.com/

Address

2307 Fenton Parkway #107/42
San Diego, CA
92108

Opening Hours

Monday 9am - 5pm
Tuesday 9am - 5pm
Wednesday 9am - 5pm
Thursday 9am - 5pm
Friday 9am - 5pm

Telephone

+16196781000

Website

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