- City / exchange
- St Louis
- Province / state
- Missouri
- Country
- United States
- Carrier
- E. Ritter Communications, LLC
- Line type
- Landline or business line
- OCN
- 128L
- Status
- In Service
- Assigned
- 12/29/2025
- Number pooling
- Yes (block shared between carriers)
557-248 phone numbers
St Louis, Missouri, United States · E. Ritter Communications, LLC
Reported numbers in 557-248
No numbers in this block have been reported by visitors yet.
What does the 557-248 prefix tell you?
Every North American number is area code + prefix + line. The prefix 557-248 was assigned to E. Ritter Communications, LLC on 12/29/2025 for the St Louis exchange. A call from this block usually originates from a E. Ritter Communications, LLC customer in or near St Louis, but caller ID can be spoofed to show any number.