557 Phone Number Lookup

Who called from a 557 number? Look up any Missouri phone number for free.

Federal Data Sources

Federal Data

State Data Sources

State Data

County Data Sources

County Data

City Data Sources

City Data

Who Calls From the 557 Area Code?

Introduced as an overlay to serve growing demand in the St. Louis metropolitan area, 557 covers the same geography as 314. Expect the same mix of callers - Washington University and BJC Health, Wells Fargo, and Anheuser-Busch InBev among them.

557 Phone Numbers Recently Reported as Spam

557 area code numbers reported as unwanted calls to the FTC in the last 30 days.

Phone Number Complaints Last Reported
(557) 207-9377
2
(557) 557-2105
1
(557) 210-5383
1
(557) 210-8073
1
(557) 467-8654
1
(557) 210-0045
1
(557) 204-0088
1
(557) 202-7988
1
(557) 200-8895
1
(557) 209-2809
1

Common Area Code 557 Phone Scams

Where is area code 557 located?

Phone numbers with the 557 area code originate from the core of the St. Louis area, including the city of St. Louis and its inner-ring suburbs.

Counties Served:

  • St. Louis County

Major Cities:

  • St. Louis

Other Cities and Towns:

  • Bridgeton
  • Creve Coeur
  • Ferguson
  • Flanders
  • Florissant
  • Forest
  • Hazelwood
  • Jefferson
  • Kirkwood
  • Ladue
  • Mehlville
  • Melrose
  • Mission
  • Oakville
  • Overland

Overlay System

Area code 557 is an overlay to area code 314 . Area code 314 was established in 1947. Area code 557 was added on August 12, 2022. Ten-digit dialing is required.

FAQs About 557 Phone Numbers

Is area code 557 a scam?

No, 557 is a real St. Louis, Missouri area code that overlays with 314, serving Florissant, Oakville, and surrounding communities. Fraudsters spoof it to make out-of-state calls appear local to Missouri residents.

Why do I get spam calls from area code 557?

A St. Louis number on your caller ID lowers your guard, and that familiarity is the core spoofing motivation here. Fake process server threats and bogus subscription renewal scams impersonating tech companies are among the most active fraud patterns reported from this prefix.