(301) 239
Prefix in WSHNGTNZN4, Maryland
Prefix Details
About the (301) 239 Prefix
The (301) 239 prefix is assigned to VERIZON MARYLAND, INC. and serves the WSHNGTNZN4 rate center in Maryland. Phone numbers with this prefix are in the Eastern Time Zone and are part of area code 301 which covers Germantown and surrounding areas.