The 410 area code serves the state of Maryland. It was assigned to the area on December 28th 1990 and went into service on October 6th, 1991. The dialing pattern is 10D and it covers approximately 552 thousand phone numbers. It’s not a toll-free area code. Listed below are some common uses of the 410 area code. Read on to find out more! 410 is a split of area code 301 and overlay of area codes 443 and 410.

410 area code is a split of area code 301

The 410 area code covers the eastern half of Maryland. It includes Baltimore, Howard, and Calvert counties as well as parts of Talbot, Worcester, and Eastern Shore. The number is also used for cell phones. In 1947, area code 301 covered the entire state of Maryland. In 1991, 410 was introduced in the eastern half of Maryland, and is used in Baltimore and the surrounding suburbs.

It is an overlay of area codes 443 and 410

Area code 443 covers Eastern Maryland. The main cities include Baltimore, Ellicott City, Dundalk, and Columbia. It has been in service since 1997. Since it has two overlay area codes, it is often referred to as an “overlay” code. It is located in the Eastern time zone, also known as America/New_York. It is an overlay of area codes 410 and 667.

It covers 552 thousand phone numbers

The 410 area code is a telephone area code that is found in the Eastern portion of Maryland, including Baltimore and the nearby counties of Calvert, Howard, and Eastern Shore. This area code is part of the Eastern time zone, also known as America/New_York. In addition to 410, Maryland is also home to the area code 443 and the Baltimore metro area’s area code 301.

It is not a toll-free number

The 410 area code is not a tolling-free number, but it is a local phone number. This is due to the fact that long-distance calls from Maryland counties may require the 410 or 301 area code. The area code is ten digits, instead of seven. Residents of Washington state should include the 410 area code when dialing out of state.

It is used for calls between Washington, D.C., and Maryland counties

The 410 area code is primarily used for calls between the counties of Maryland and Washington, D.C. In 1997, the state of Maryland was forced to change its area code due to a shortage of phone numbers. Since the number of cell phones has increased significantly in the last decade, 410 was nearing exhaustion. The new area code 443 was overlaid on the territory of 410 on July 1, 1997. However, area code overlays have met resistance from phone companies, particularly those that insist on using ten-digit dialing. Bell Atlantic, now Verizon, didn’t want to burden residents with changing their numbers for the second time in a decade.

The 410 area code serves the state of Maryland. It was assigned to the area on December 28th 1990 and went into service on October 6th, 1991. The dialing pattern is 10D and it covers approximately 552 thousand phone numbers. It’s not a toll-free area code. Listed below are some common uses of the 410 area code. Read on to find out more! 410 is a split of area code 301 and overlay of area codes 443 and 410.

410 area code is a split of area code 301

The 410 area code covers the eastern half of Maryland. It includes Baltimore, Howard, and Calvert counties as well as parts of Talbot, Worcester, and Eastern Shore. The number is also used for cell phones. In 1947, area code 301 covered the entire state of Maryland. In 1991, 410 was introduced in the eastern half of Maryland, and is used in Baltimore and the surrounding suburbs.

It is an overlay of area codes 443 and 410

Area code 443 covers Eastern Maryland. The main cities include Baltimore, Ellicott City, Dundalk, and Columbia. It has been in service since 1997. Since it has two overlay area codes, it is often referred to as an “overlay” code. It is located in the Eastern time zone, also known as America/New_York. It is an overlay of area codes 410 and 667.

It covers 552 thousand phone numbers

The 410 area code is a telephone area code that is found in the Eastern portion of Maryland, including Baltimore and the nearby counties of Calvert, Howard, and Eastern Shore. This area code is part of the Eastern time zone, also known as America/New_York. In addition to 410, Maryland is also home to the area code 443 and the Baltimore metro area’s area code 301.

It is not a toll-free number

The 410 area code is not a tolling-free number, but it is a local phone number. This is due to the fact that long-distance calls from Maryland counties may require the 410 or 301 area code. The area code is ten digits, instead of seven. Residents of Washington state should include the 410 area code when dialing out of state.

It is used for calls between Washington, D.C., and Maryland counties

The 410 area code is primarily used for calls between the counties of Maryland and Washington, D.C. In 1997, the state of Maryland was forced to change its area code due to a shortage of phone numbers. Since the number of cell phones has increased significantly in the last decade, 410 was nearing exhaustion. The new area code 443 was overlaid on the territory of 410 on July 1, 1997. However, area code overlays have met resistance from phone companies, particularly those that insist on using ten-digit dialing. Bell Atlantic, now Verizon, didn’t want to burden residents with changing their numbers for the second time in a decade.

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