Reported (557) XXX-XXXX phone numbers lookup
Browse phone numbers associated with area code 557 in Missouri (MO), United States. Our database currently includes 10,000 numbers from this range, of which a total of numbers have been recently reported.
Find Entries for 557 area code:
Latest Entries for 557 area code:
No reports have been submitted for the 557 area code yet.
Recent Reports:
(206) 922-0880
Robocall spam from 206-922-0880.
(866) 771-6169
A robocall warned about an imposter scam, pretending to be a government office or other official source (number 866-771-6169).
(888) 905-0901
Robocalls from 888-905-0901 impersonate a government, business, or someone known and try to scam the recipient.
(877) 578-2315
An automated robocall advertising spam came in on 877-578-2315.
(877) 578-2751
A robocall warning of spam came in on 877-578-2751 and was flagged as unwanted.
(941) 726-1627
This number keeps calling as a robocall and is being reported as spam.
(888) 310-1306
A robocall on 888-310-1306 came through as spam and prompted complaints.
(866) 771-5582
An automated spam call came in using 866-771-5582.
About Area Code 557
Area code 557 covers the St. Louis, Missouri, calling region, including St. Louis city and nearby communities in St. Louis County, such as Florissant and University City.
- Location: Missouri (MO), United States
- Time Zone: America/Chicago
- Introduced: 2022
- Overlay Code: None listed
- Service Type: Mixed (Landline, Mobile, VoIP)
- Major Carriers: Teleport Communications America, Onvoy, Cingular, Metropcs
- Numbers in Our Database: Over 10 thousand phone records.
Area Code 557 History and Coverage
Area code 557 was implemented in 2022 as an overlay area on the longtime 314 numbering plan region in eastern Missouri. It provided additional telephone numbers to the area without changing the geographic area served by 314. 314 had a more historical role in the national plan: it was one of the original area codes for North America, introduced in 1947 and covering a large area in the eastern portion of the state.
Later boundary changes narrowed 314’s reach. Area code 573 was created by a geographic split in 1996 for much of eastern and southern Missouri outside the core metropolitan district. Area code 636 followed in 1999, taking territory west of the remaining 314 service area. Those splits left 314 concentrated around the older urbanized part of the Missouri side of the metro region.
The 557 overlay did not create another geographic division. Instead, it joined 314 in the same compact territory, reflecting the continuing need for number assignments in a heavily developed regional center. The territory lies along Missouri’s Mississippi River frontage, opposite the Illinois state line.