Prefix 215-239 — Philadelphia Zone 1, PA

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

Area code
215
Prefix (NXX)
239
Rate center
Philadelphia Zone 1
State
Pennsylvania
Time zone
Eastern
Code holder
MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA
OCN
7434
Pooled
Yes (thousands-block pooling)
LATA
228

Numbers in the 215-239 prefix are registered to the Philadelphia Zone 1 rate center in PA, inside area code 215. The prefix is the second block of a ten-digit US number (215-239-XXXX) and pins the number to a billing locality.

Code-holder of record: MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA (OCN 7434). The prefix is pooled: its ten thousands-blocks can be shared among several carriers, so different 215-239 numbers may be served by different companies.

The rate center lies in the Philadelphia-Camden-Wilmington, PA-NJ-DE-MD Metropolitan Statistical Area. The serving LATA is 228. Local time follows the Eastern zone.

Spoofing means this prefix on your screen doesn't guarantee a Philadelphia Zone 1 caller. Verify independently before trusting a request for money or data.

Neighboring prefixes

Prefixes adjacent to 215-239
PrefixRate centerCode holder
215-236 Philadelphia Zone 1 VERIZON PENNSYLVANIA, INC.
215-237 Philadelphia Suburban Zone 33 METROPCS, INC.
215-238 Philadelphia Zone 1 VERIZON PENNSYLVANIA, INC.
215-240 Philadelphia Zone 2 LEVEL 3 COMMUNICATIONS, LLC - PA
215-241 Philadelphia Zone 1 VERIZON PENNSYLVANIA, INC.
215-242 Philadelphia Zone 3 VERIZON PENNSYLVANIA, INC.

FAQ

Where is 215-239 located?

The prefix is assigned to the Philadelphia Zone 1 rate center in PA, area code 215. It is part of the Philadelphia-Camden-Wilmington, PA-NJ-DE-MD Metropolitan Statistical Area.

Which company owns 215-239 numbers?

MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 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 215-239 safe to answer?

The prefix itself says nothing about the caller. Legitimate Philadelphia Zone 1 businesses and spoofed robocalls can both display it. Never share personal data with an unverified inbound caller.