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According to Ringbat data, +1 3138 operates within Michigan and nearby areas.
The prefix +1 3138 is operated by "AT&T (regional incumbents)".
The area code location is mapped at (43.6211955, -84.6824346).
Searching a number prefix can reveal carrier and location info from Ringbat's database.
Country: 🇺🇸 United States / Canada
Country Code: +1
Carrier: AT&T (regional incumbents)
Prefix: 3138
Location: Michigan
Coords: 43.6211955, -84.6824346
Area Code Page: +1 3138
Comments: Disabled for area-code pages
Example: +1 3138 *** ***
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+1 3138 is an area code/prefix that appears to be associated with Michigan. It may be assigned to multiple phone numbers within that region.
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Carrier information for this prefix: AT&T (regional incumbents). In some cases multiple carriers may use similar prefixes.
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