– phone area 660-273
📌Armstrong, MO
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Area code 660-273 is assigned to Armstrong, MO.

Main city: Armstrong
Timezone: Central
Phone type: Landline
Operator: Southwestern Bell

Armstrong, a city in Howard County, Missouri, United States. The population was 284 at the 2010 census. It is part of the Columbia, Missouri Metropolitan Statistical Area. source

Area code 660 is the telephone numbering plan code for Northern and Western Missouri in the North American Numbering Plan. It was created in 1997 as a split from area code 816. source

Phone number full length is 10 digits: (660) 273-xxxx

International format length is 11 digits: +1 (660) 273-xxxx

Number can be also written as: 660-273, 660273, +1-660-273

Most requested numbers in the neighborhood:
660-273-4235, 660-273-8094, 660-273-7632, 660-273-6876, 660-273-0439