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Area code +1 4156 covers San Francisco, CA and surrounding areas.
Carrier for this prefix: "AT&T (regional incumbents)".
Geolocation for this prefix: (37.7792588, -122.4193286).
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: 4156
Location: San Francisco, CA
Coords: 37.7792588, -122.4193286
Area Code Page: +1 4156
Comments: Disabled for area-code pages
Example: +1 4156 *** ***
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+1 4156 is an area code/prefix that appears to be associated with San Francisco, CA. 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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