Lookup Area Code 231, Central Office & Exchange Code 728

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The area code indicates the regional location of the phone number. According to NANP, there are 405 area codes in North America.

Of these, 326 are in the US, 42 are in Canada, 17 are non-geographic virtual number, and 20 are others(mostly Caribbean).

The number of area codes is different for each area, in the future, the area with the most phone number users will have more area codes.

231728 is phone number first 6-digit, in the full phone number 231728xxxx, 231 is the Area Code, 728 is the Central Office & Exchange Code, xxxx is the subscriber number.

All North American phone numbers are in a three-part format.

Determine the phone number format, it can accurately lookup phone number information.

According to area code 231, determine the regional location

State: Michigan

Region: Michigan

Center City: Grant

Area Code: 231 Area Code

State: Michigan

Center City: Muskegon

Phone Used: (231) 728-

Primary City: Muskegon, MI

Owned Company: Frontier North

County: Muskegon

Owned Type: Landline

Owned Carrier: Frontier North, Inc. - MI

Counties: Muskegon County

Full Zip Code: 49442 (57%), 49441 (23%), 49444 (11%), 49440 (8%)

State & Region & County & City & Location map with Area Code

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231728 is the first 6-digit of the phone number, it can only lookup the regional location.

Lookup a phone number, the number must be complete. The full phone number is 10-digit, 231728-xxxx, 231 is the area code, 728 is the central office number, telephone exchange code, the last four digits, xxxx is the subscriber number, real phone users number.

Below is the complete, (231)728-xxxx active phone numbers, contains used, unused, and possibly deregistered phone numbers.

2317287003 2317287008 2317287002 2317287007 2317287000 2317287005 2317287009 2317287004 2317287001 2317287006 2317287013 2317287018 2317287012 2317287017 2317287010 2317287015 2317287019 2317287014 2317287011 2317287016 2317287023 2317287028 2317287022 2317287027 2317287020 2317287025 2317287029 2317287024 2317287021 2317287026 2317287033 2317287038 2317287032 2317287037 2317287030 2317287035 2317287039 2317287034 2317287031 2317287036 2317287043 2317287048 2317287042 2317287047 2317287040 2317287045 2317287049 2317287044 2317287041 2317287046 2317287053 2317287058 2317287052 2317287057 2317287050 2317287055 2317287059 2317287054 2317287051 2317287056 2317287063 2317287068 2317287062 2317287067 2317287060 2317287065 2317287069 2317287064 2317287061 2317287066 2317287073 2317287078 2317287072 2317287077 2317287070 2317287075 2317287079 2317287074 2317287071 2317287076 2317287083 2317287088 2317287082 2317287087 2317287080 2317287085 2317287089 2317287084 2317287081 2317287086 2317287093 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Above active phone number (231)728-xxxx list, from the telephone operator number database. Phone Lookuper does not provide number identification services. If you have any questions about this information, welcome to contact us.


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