Bell Atlantic’s plan to add two new Maryland area codes took a step forward yesterday: The 443 area code went into effect. Phone lines that are now in operation will be able to keep the old area code, ...

Calvert County residents soon may see a new local area code on their caller IDs. This week, the Maryland Public Service Commission announced that an additional area code will be implemented across ...

The Maryland Public Service Commission has learned that an additional area code will be implemented across several areas of the state next year.A 667 area code will be used starting March 24. The ...

Maryland is adding a new area code. The Public Service Commission says that the new 667 code being launched today is being added because the 410 and 443 area codes will soon be exhausted. Customers ...

BALTIMORE (AP) -- Maryland will soon be getting a new 667 area code. The Public Service Commission has said that the new code is needed because the remaining numbers in the 410 and 443 area codes were ...

Calvert County residents will be seeing a new local area code on their caller IDs. The Maryland Public Service Commission announced Oct. 12 that an additional area code will be implemented across ...

Maryland residents will soon have another number to memorize. Starting on Saturday, the area code 667 will be added to 16 counties, including Anne Arundel, Calvert and Howard counties. The new area ...