(240) 290
Prefix in WSNGTNZN11, Maryland
Prefix Details
About the (240) 290 Prefix
The (240) 290 prefix is assigned to MCIMETRO ACCESS TRANSMISSION SERVICES LLC and serves the WSNGTNZN11 rate center in Maryland. Phone numbers with this prefix are in the Eastern Time Zone and are part of area code 240 which covers Germantown and surrounding areas.