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  1. Area code 313 is a telephone area code of the North American Numbering Plan serving Detroit and most of its closest suburbs in Wayne County, Michigan. It includes the enclave cities Hamtramck and Highland Park, as well as Allen Park, Dearborn, Dearborn Heights, Ecorse, the Grosse Pointe communities, Harper Woods, Inkster, Melvindale ...

  2. Area code 313 serves the state of Michigan. This area code was assigned on January 1st, 1947. On January 1st, 1947 it went into service. 313 is a General Purpose Code. Dialing pattern for local calls within the same NPA (area code) is 7D. Area code 679 has been reserved as a future overlay to the 313 area.

  3. 3 giorni fa · 313 is an area code located in the state of Michigan, US. The largest city it serves is Detroit. Location, time zone and map of the 313 area code. Local time. 12:25:25 AM, Saturday 27, April 2024 EDT. Time difference to GMT/UTC. Daylight Saving Time 2024 (Summer Time) DST starts on Sunday 10 March 2024, 02:00.

    • UTC/GMT -4:00 hours
    • EDT
    • UTC/GMT -5:00 hours
  4. The original North American area codes were established by the American Telephone and Telegraph Company (AT&T) in 1947, after the demonstration of regional Operator Toll Dialing during the World War II period. The program had the goal of speeding the connecting times for long-distance calling by eliminating intermediary telephone operators.

  5. 313 – Michigan Area Codes. Number structure. List of area codes. Sort by: City. Area Code. 313-223. Detroit. 313-224. Detroit. 313-245. Detroit. 313-255. Detroit. 313-259. Detroit. 313-270. Detroit. 313-271. Dearborn. 313-272. Detroit. 313-273. Detroit. 313-285. Detroit. 313-291. Taylor. 313-292. Taylor. 313-295. Taylor. 313-297. Detroit. 313-299.

  6. Area codes 613, 343, and 753. Coordinates: 44.990°N 75.752°W. Area codes 613, 343, and 753 are telephone area codes in the North American Numbering Plan (NANP) for Ottawa and surrounding Eastern Ontario, Canada. Area code 613 is one of the 86 original North American area codes assigned in October 1947.