Area code 403 is a telephone area code in the North American Numbering Plan (NANP) for the southern third of the Canadian province of Alberta, including the Calgary area. Where is area code 403? Area code 403 serves southern Alberta, Canada. It overlaps coverage areas with area codes 368, 587, and 825. About areacode403: location, common spam callers, related area codes, and more. Includes 403 reverse phone lookup to identify spam callers. Fixed phone numbers in Canada, Alberta (area code 403) are comprised of a single country code (+1), a 3 digit area code, a 3 digit local office code (or region code), and a 4 digit line code. 3 days ago · 403 is an area code located in the province of Alberta, CA. The largest city it serves is Standard. Find out where 403 area code zone from, which states, counties and cities it covers. Get the most exact information on time zones here. When you reach someone in the 403 area code, you're connecting to a region that follows Mountain Time Zone (UTC-7:00). Nestled between the Rocky Mountains and the prairie landscapes, this time zone bridges western and central Canada. What area code is 403?Area code 403 serves southern Alberta, Canada. It overlaps coverage areas with area codes 368, 587, and 825. What time zone is area code 403? The 403 area code is located in the Mountain timezone. The Mountain time zone is also known as America/Denver. As of the last time this page was loaded, the current time is 11:24pm.How many digits are in Canada area code 403?... Fixed phone numbers in Canada, Alberta (area code 403) are comprised of a single country code (+1), a 3 digit area code, a 3 digit local office code (or region code), and a 4 digit line code. Making a call with the wrong country, area, or region code can be costly.What do the numbers 403 signify in a ZIP code?The first two digits of 403 in a ZIP code designate the general area of the United States. The numbering starts from zero for the Northeast and increases up to nine as you move west. These numbers refer to one of the distribution centers (Sectional Center Facilities or SCFs), which are usually located close to airports or in large cities. The 403 area code is a telephone area code in the North American Numbering Plan (NANP) that serves Calgary, Alberta, and surrounding regions in southern Alberta, Canada. Fixed phone numbers in Canada, Alberta (area code 403) are comprised of a single country code (+1), a 3 digit area code, a 3 digit local office code (or region code), and a 4 digit line code. 3 days ago · 403 is an area code located in the province of Alberta, CA. The largest city it serves is Standard. Find out where 403 area code zone from, which states, counties and cities it covers. Get the most exact information on time zones here. When you reach someone in the 403 area code, you're connecting to a region that follows Mountain Time Zone (UTC-7:00). Nestled between the Rocky Mountains and the prairie landscapes, this time zone bridges western and central Canada. What area code is 403?Area code 403 serves southern Alberta, Canada. It overlaps coverage areas with area codes 368, 587, and 825. What time zone is area code 403? The 403 area code is located in the Mountain timezone. The Mountain time zone is also known as America/Denver. As of the last time this page was loaded, the current time is 11:24pm.How many digits are in Canada area code 403?... Fixed phone numbers in Canada, Alberta (area code 403) are comprised of a single country code (+1), a 3 digit area code, a 3 digit local office code (or region code), and a 4 digit line code. Making a call with the wrong country, area, or region code can be costly.What do the numbers 403 signify in a ZIP code?The first two digits of 403 in a ZIP code designate the general area of the United States. The numbering starts from zero for the Northeast and increases up to nine as you move west. These numbers refer to one of the distribution centers (Sectional Center Facilities or SCFs), which are usually located close to airports or in large cities. The 403 area code is a telephone area code in the North American Numbering Plan (NANP) that serves Calgary, Alberta, and surrounding regions in southern Alberta, Canada. When you reach someone in the 403 area code, you're connecting to a region that follows Mountain Time Zone (UTC-7:00). Nestled between the Rocky Mountains and the prairie landscapes, this time zone bridges western and central Canada.