Mason, Michigan
Eastern Time Zone (UTC-5) · MI · —
About Area Codes in Mason, Michigan
Mason, Michigan is served by area code 517, which was one of the original area codes established in 1947 under the North American Numbering Plan. The city falls within the Eastern time zone (UTC-5). All calls to and from Mason use the 517 area code prefix for local and long-distance dialing.
Other cities in area code 517
Frequently Asked Questions
What area code is Mason, Michigan?
Mason, Michigan uses area code 517.
What time zone is Mason in?
Mason is in the Eastern time zone (UTC-5).
Do I need to dial 10 digits when calling Mason?
Standard 7-digit dialing is used for local calls within Mason. However, 10-digit dialing is always accepted and required for long-distance calls.
When was area code 517 created?
Area code 517 is one of the original 86 area codes established in 1947 as part of the North American Numbering Plan (NANP).
What cities share area code 517 with Mason?
Other cities sharing area code 517 with Mason include Adrian, Charlotte, East Lansing, Eaton Rapids, Holt, among others.
Also called Mason:
Mason, MI · Eastern Time Zone