443-423 phone numbers

Baltimore, Maryland, United States · Level 3 Communications, LLC - Md

City / exchange: Baltimore
Province / state: Maryland
Country: United States
Carrier: Level 3 Communications, LLC - Md
Line type: Likely VoIP / virtual number
OCN: 6119
Status: In Service
Number pooling: Yes (block shared between carriers)

Reported numbers in 443-423

No numbers in this block have been reported by visitors yet.

What does the 443-423 prefix tell you?

Every North American number is area code + prefix + line. The prefix 443-423 was assigned to Level 3 Communications, LLC - Md on an unknown date for the Baltimore exchange. A call from this block usually originates from a Level 3 Communications, LLC - Md customer in or near Baltimore, but caller ID can be spoofed to show any number.

443-423 phone numbers

Reported numbers in 443-423

What does the 443-423 prefix tell you?

Other Baltimore prefixes in 443