227 Area Code
Suburban Maryland (DC suburbs), Maryland
Area code 227 is located in Suburban Maryland (DC suburbs), Maryland. It covers Silver Spring, Rockville, and surrounding areas in the Eastern time zone (UTC-5). Administered by NANPA.
Where is area code 227?
Area code 227 is located in Suburban Maryland (DC suburbs), Maryland. It covers Silver Spring, Rockville, and surrounding areas in the Eastern time zone (UTC-5).
Cities Covered by Area Code 227
Area code 227 primarily serves the Suburban Maryland (DC suburbs) area of Maryland. The exact coverage includes Silver Spring, Rockville, and Gaithersburg, along with surrounding communities and suburbs.
Time Zone
Eastern Time — UTC-5
Area code 227 operates in the Eastern Time Zone. When calling 227 numbers from a different time zone, be sure to account for the time difference to reach people during business hours.
About Area Code 227
Area code 227 was introduced in 2012 as a geographic area code serving Suburban Maryland (DC suburbs), Maryland. It remains the primary area code for this region. Area codes are administered by NANPA (North American Numbering Plan Administration), the organization responsible for managing phone number resources in the US and Canada.