Area Code:

301310

State Area Code:

301

City Prefix:

310

City:

COLUMBIA

State:

Maryland

Zipcode:

21045, 21046, 21044

County (FIPS Code):

HOWARD( 24027 )

Country:

United States of America

Carrier:

VERIZON MARYLAND, INC.

Latitude & Longitude:

39.1885 -76.8313

Type of Service:

Land Line

Time Zone:

Eastern

Businesses in Prefix:

N/A