- City / exchange
- Gaithersbg
- Province / state
- Maryland
- Country
- United States
- Carrier
- Teleport Communications America, LLC - Dc
- Line type
- Landline or business line
- OCN
- 7529
- Status
- In Service
- Number pooling
- Yes (block shared between carriers)
301-556 phone numbers
Gaithersbg, Maryland, United States · Teleport Communications America, LLC - Dc
Reported numbers in 301-556
No numbers in this block have been reported by visitors yet.
What does the 301-556 prefix tell you?
Every North American number is area code + prefix + line. The prefix 301-556 was assigned to Teleport Communications America, LLC - Dc on an unknown date for the Gaithersbg exchange. A call from this block usually originates from a Teleport Communications America, LLC - Dc customer in or near Gaithersbg, but caller ID can be spoofed to show any number.