- City / exchange
- Baltimore
- Province / state
- Maryland
- Country
- United States
- Carrier
- Onvoy Spectrum, LLC
- Line type
- Likely VoIP / virtual number
- OCN
- 624H
- Status
- In Service
- Assigned
- 01/29/2025
- Number pooling
- Yes (block shared between carriers)
667-503 phone numbers
Baltimore, Maryland, United States · Onvoy Spectrum, LLC
Reported numbers in 667-503
No numbers in this block have been reported by visitors yet.
What does the 667-503 prefix tell you?
Every North American number is area code + prefix + line. The prefix 667-503 was assigned to Onvoy Spectrum, LLC on 01/29/2025 for the Baltimore exchange. A call from this block usually originates from a Onvoy Spectrum, LLC customer in or near Baltimore, but caller ID can be spoofed to show any number.
Other Baltimore prefixes in 667
667-203667-205667-207667-208667-209667-210667-212667-213667-214667-216667-217667-218667-219667-223667-224667-233667-234667-239667-250667-258667-260667-262667-284667-290667-303667-306667-309667-312667-335667-351667-354667-379667-391667-400667-401667-402667-406667-407667-414667-422667-425667-434667-435667-437667-440667-444667-461667-464667-487667-495667-504667-506667-513667-514667-515667-516667-518667-519667-525667-539