Prefix 317-740 — Carmel, IN
317-740 identifies a block of numbers in Carmel, IN, within the 317 area code. Every US prefix is tied to exactly one rate center; this one is Carmel.
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 — 317-740 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.
NANPA's central-office code records list OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC (OCN 2964) as the code holder, assigned April 5, 2017. Because 317-740 participates in thousands-block pooling, individual 1,000-number blocks may belong to other carriers than the code holder.
Neighboring prefixes
| Prefix | Rate center | Code holder |
|---|---|---|
| 317-737 | Indianapolis | METROPCS, INC. |
| 317-738 | Franklin | BRIGHTSPEED OF INDIANA, LLC |
| 317-739 | Franklin | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IN |
| 317-741 | Indianapolis | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IN |
| 317-742 | Plainfield | AT&T ENTERPRISES, LLC |
| 317-743 | Greenwood | BANDWIDTH.COM CLEC, LLC - IN |
FAQ
Where is 317-740 located?
The prefix is assigned to the Carmel rate center in IN, area code 317. It is part of the Indianapolis-Carmel-Greenwood, IN Metropolitan Statistical Area.
Which company owns 317-740 numbers?
OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, 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 317-740 safe to answer?
The prefix itself says nothing about the caller. Legitimate Carmel businesses and spoofed robocalls can both display it. Never share personal data with an unverified inbound caller.