Frontier, Michigan Area Codes

Map of Frontier

Local time – 1 timezone

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Atlantic timezone

Prefixes – 2 codes

Prefix
Type
Location
Carrier
Assigned
(517) 254
Landline
Frontier Communications of Michigan, Inc.
-
Landline
Acd Telecom, Inc. - MI
2002/06/18
(517) 891-2
Landline
Onvoy, LLCv - MI
2021/06/11
(517) 891-3
Landline
Acd Telecom, Inc. - MI
-
(517) 891-4
Landline
Onvoy, LLCv - MI
2021/07/19
(517) 891-8
Landline
Onvoy, LLCv - MI
2018/09/12