Prefix 215-220 — Philadelphia Zone 2, PA

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

Area code
215
Prefix (NXX)
220
Rate center
Philadelphia Zone 2
State
Pennsylvania
Time zone
Eastern
Code holder
MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA
OCN
7434
Pooled
Yes (thousands-block pooling)
LATA
228

215-220 identifies a block of numbers in Philadelphia Zone 2, PA, within the 215 area code. Every US prefix is tied to exactly one rate center; this one is Philadelphia Zone 2.

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.

Treat the on-screen number as a hint, not evidence — 215-220 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 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA, operating company number 7434. 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 215-220
PrefixRate centerCode holder
215-217 Philadelphia Zone 2 NEW CINGULAR WIRELESS PCS, LLC - DC
215-218 Philadelphia Zone 1 VERIZON PENNSYLVANIA, INC.
215-219 Philadelphia Zone 2 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA
215-221 Philadelphia Zone 1 VERIZON PENNSYLVANIA, INC.
215-222 Philadelphia Zone 2 VERIZON PENNSYLVANIA, INC.
215-223 Philadelphia Zone 1 VERIZON PENNSYLVANIA, INC.

FAQ

Where is 215-220 located?

The prefix is assigned to the Philadelphia Zone 2 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 215-220 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 215-220 safe to answer?

The prefix itself says nothing about the caller. Legitimate Philadelphia Zone 2 businesses and spoofed robocalls can both display it. Never share personal data with an unverified inbound caller.