Prefix 415-818 — San Francisco:juniper Da, CA

NANPA CO code assignment, current as of July 28, 2026.

Area code
415
Prefix (NXX)
818
State
California
Time zone
Pacific
Code holder
NEW CINGULAR WIRELESS PCS, LLC
OCN
6010
Pooled
Yes (thousands-block pooling)
Assigned
2015-09-08
LATA
722

A phone number starting 415-818 was issued in the San Francisco:juniper Da rate center of CA — part of area code 415.

NANPA's central-office code records list NEW CINGULAR WIRELESS PCS, LLC (OCN 6010) as the code holder, assigned September 8, 2015. Because 415-818 participates in thousands-block pooling, individual 1,000-number blocks may belong to other carriers than the code holder.

A scammer can display 415-818 without ever touching CA. When in doubt, end the call and reach the company or agency through its official website; unwanted robocalls belong in the FTC's fraud report queue.

San Francisco:juniper Da is part of the San Francisco-Oakland-Fremont, CA Metropolitan Statistical Area. For routing purposes it sits in LATA 722. Numbers here keep Pacific time.

Neighboring prefixes

Prefixes adjacent to 415-818
PrefixRate centerCode holder
415-815 San Francisco:central Da T-MOBILE USA, INC.
415-816 San Francisco:central Da CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA
415-817 San Francisco:central Da PACIFIC BELL
415-819 San Francisco:central Da NEW CINGULAR WIRELESS PCS, LLC
415-820 San Francisco:central Da U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS
415-821 San Francisco:central Da PACIFIC BELL

FAQ

Where is 415-818 located?

The prefix is assigned to the San Francisco:juniper Da rate center in CA, area code 415. It is part of the San Francisco-Oakland-Fremont, CA Metropolitan Statistical Area.

Which company owns 415-818 numbers?

NEW CINGULAR WIRELESS PCS, LLC holds the code, but the prefix is pooled — individual thousands-blocks can be assigned to other carriers, and numbers may be ported to any provider.

Is a call from 415-818 safe to answer?

The prefix itself says nothing about the caller. Legitimate San Francisco:juniper Da businesses and spoofed robocalls can both display it. Never share personal data with an unverified inbound caller.