Prefix 317-766 — Indianapolis, IN

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

Area code
317
Prefix (NXX)
766
Rate center
Indianapolis
State
Indiana
Time zone
Eastern
Code holder
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IN
OCN
6725
Pooled
Yes (thousands-block pooling)
Assigned
2016-03-16
LATA
336

317-766 identifies a block of numbers in Indianapolis, IN, within the 317 area code. Every US prefix is tied to exactly one rate center; this one is Indianapolis.

The rate center lies in the Indianapolis-Carmel-Greenwood, IN Metropolitan Statistical Area. The serving LATA is 336. Local time follows the Eastern zone.

Treat the on-screen number as a hint, not evidence — 317-766 can be spoofed like any US prefix. If a call feels off, verify through an official callback number and file a complaint with the FCC or FTC.

The assigned code holder is CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IN, operating company number 6725, assigned March 16, 2016. This is a pooled prefix — expect numbers within it to be split across more than one carrier in 1,000-number blocks.

Neighboring prefixes

Prefixes adjacent to 317-766
PrefixRate centerCode holder
317-763 Westfield BANDWIDTH.COM CLEC, LLC - IN
317-764 Noblesville NEW CINGULAR WIRELESS PCS, LLC - IL
317-765 Indianapolis NEW CINGULAR WIRELESS PCS, LLC - IL
317-767 Indianapolis INDIANA BELL TEL CO INC
317-768 Whitestown COMMUNICATIONS CORP. OF INDIANA
317-769 Whitestown COMMUNICATIONS CORP. OF INDIANA

FAQ

Where is 317-766 located?

The prefix is assigned to the Indianapolis rate center in IN, area code 317. It is part of the Indianapolis-Carmel-Greenwood, IN Metropolitan Statistical Area.

Which company owns 317-766 numbers?

CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IN 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 317-766 safe to answer?

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