Prefix 317-224 — Indianapolis, IN

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

Area code
317
Prefix (NXX)
224
Rate center
Indianapolis
State
Indiana
Time zone
Eastern
Code holder
PAETEC ITEL, LLC
OCN
829J
Pooled
Yes (thousands-block pooling)
Assigned
2004-02-26
LATA
336

The 317-224 prefix belongs to area code 317 and is anchored to the Indianapolis rate center (IN). In NANP terms, the prefix — or NXX — determines the rate center a number is billed against.

Indianapolis is part of the Indianapolis-Carmel-Greenwood, IN Metropolitan Statistical Area. For routing purposes it sits in LATA 336. Numbers here keep Eastern time.

NANPA's central-office code records list PAETEC ITEL, LLC (OCN 829J) as the code holder, assigned February 26, 2004. Because 317-224 participates in thousands-block pooling, individual 1,000-number blocks may belong to other carriers than the code holder.

Caller ID showing 317-224 is not proof the call came from Indianapolis: spoofing and porting both detach numbers from their origin. To verify a caller, hang up and dial the organization's published number, and report suspicious calls to the FTC.

Neighboring prefixes

Prefixes adjacent to 317-224
PrefixRate centerCode holder
317-221 Indianapolis INDIANA BELL TEL CO INC
317-222 Indianapolis INDIANA BELL TEL CO INC
317-223 Indianapolis LEVEL 3 TELECOM OF INDIANA, LP - IN
317-225 Indianapolis LEVEL 3 COMMUNICATIONS, LLC - IN
317-226 Indianapolis INDIANA BELL TEL CO INC
317-227 Indianapolis INDIANA BELL TEL CO INC

FAQ

Where is 317-224 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 317-224 numbers?

PAETEC ITEL, 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 317-224 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.