Telephone Companies-Long Distance Service at Frederick, Maryland, United States

1. C & P Telephone Company
33 E Patrick St, Frederick, MD 21701
Coordinate: 39.41429,-77.41035
Phone: (301) 694-5371

2. Us Lec
480 Prospect Blvd, Frederick, MD 21701
Coordinate: 39.40509,-77.42898
Phone: (301) 698-9808