Info Phone 85829031XX, 8582903174.

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Example of Formatting Phone Numbers 858-290-31XX / 85829031XX
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Databases updated on September 17, 2021

What state area code is 858?

Area code 858 refers to the state CA and rate center LA JOLLA

Which company owns the phone numbers +1 (858) 200-31XX?

Phone numbers are owned by U.S. TELEPACIFIC CORP. - CA

Area code 858 and prefix 200 assign data ?

Assign data December 31, 1969
Phone Activity Timestamp
858-290-3174 Marked 8582903174 as Genuine7 September 2021 15:10:27
Tagged number:
Missed: A missed call is a phone call that the caller deliberately interrupts in order for you to call back.
Text: SMS messages of an advertising nature, from an unknown number.
Scammer: More often than not, phone scammers try to steal your money or personal information.
Automated: Automatic calls made by a robot on a previously prepared topic.
Genuine: Calls from a trusted source.
Unsafe: Unwanted calls.

How many telephone numbers are in LA JOLLA area code?

Each area code contains 858 usable telephone prefixes, which are the 3-digit numbers that follow the area code. Each prefix has 10,000 telephone numbers, and each area code has 7.92 million telephone numbers. 

What makes up a telephone number?

Our telephone numbering system operates under the North American Numbering Plan, which was developed in 1947 by AT&T and subsequently adopted by the Federal Communications Commission (FCC). It established the 10-digit scheme we use today.

Area Code NPA NXX
  • The "NPA" (Number Plan Area) is the area code. LA JOLLA currently has eight area codes: 858.
  • The "NXX" is the central office (CO) code, and is also referred to as the "prefix." An NXX serves a specific exchange or rate center.
  • The XXXX is the line number for the customer.