- City / exchange
- St Marys
- Province / state
- Missouri
- Country
- United States
- Carrier
- Southwestern Bell
- Line type
- Landline or business line
- OCN
- 9533
- Status
- In Service
- Number pooling
- Yes (block shared between carriers)
573-543 phone numbers
St Marys, Missouri, United States · Southwestern Bell
Reported numbers in 573-543
No numbers in this block have been reported by visitors yet.
What does the 573-543 prefix tell you?
Every North American number is area code + prefix + line. The prefix 573-543 was assigned to Southwestern Bell on an unknown date for the St Marys exchange. A call from this block usually originates from a Southwestern Bell customer in or near St Marys, but caller ID can be spoofed to show any number.