Severn, MD, is in area codes 410, 443, and 667 (multi-overlay), the same as Baltimore and Annapolis.
The telephone country code is +1 for the U.S.
(The plus sign means "insert your international access prefix here." From a GSM mobile phone, you can enter the number in full international format, starting with the plus sign. The most common prefix is 00, but North America (USA, Canada, etc.) uses 011, Japan uses 010, Australia uses 0011, and many other countries use different prefixes.)
Area code 410, serving the northern/eastern parts of Maryland, went into service on October 6, 1991. Prior to that date, all of Maryland was area code 301.
The airport code for Fort Severn Airport is YER.
Waldorf, MD, is in area code 301 with overlay code 240.
The 301 area code was intoduced on January 31, 2006. The 301 area code covers certain areas of Maryland, inxluding the major city of Rockwell, Maryland.
Suitland Maryland
Baltimore, Maryland is located between Gaithersburg and Severn.
The population of Severn Area Rescue Association is 0.
Maryland suburbs of Washington, D.C., specifically the zone designated "Washington 13"
The 2000 US Census recorded 35,076 residents.
The area of Glen Innes Severn Council is 5,487 square kilometers.
The Battle of the Severn was a skirmish fought on March 25, 1655, on the Severn River at Horn Point, across Spa Creek from Annapolis, Maryland.
Area code 808 is Hawaii. Area code 301 is in Maryland. Unless you have nationwide long distance included in your calling plan, there will be a charge for that call.