Prefix 301-620

There are 4 phone numbers within prefix 301-620 that have resulted in reports by users.
 
The location of calls from 301-620 is Frederick, Maryland, USA. Most numbers in this area code are in US Eastern time, where the time is currently 2:51:07 AM on June 12, 2026. The telco provider for 301-620 is Verizon Maryland, Inc..
 
Choose a phone number from the list below to browse user reports for 301-620. You can also use the search box above to search for user reports about any phone number, or to file a report about any phone number.