Prefix 410-487 — Glen Burnie, MD

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

Area code
410
Prefix (NXX)
487
Rate center
Glen Burnie
State
Maryland
Time zone
Eastern
Code holder
MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD
OCN
7228
Pooled
Yes (thousands-block pooling)
LATA
238

410-487 identifies a block of numbers in Glen Burnie, MD, within the 410 area code. Every US prefix is tied to exactly one rate center; this one is Glen Burnie.

The rate center lies in the Baltimore-Columbia-Towson, MD Metropolitan Statistical Area. The serving LATA is 238. Local time follows the Eastern zone.

Treat the on-screen number as a hint, not evidence — 410-487 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.

Code-holder of record: MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (OCN 7228). The prefix is pooled: its ten thousands-blocks can be shared among several carriers, so different 410-487 numbers may be served by different companies.

Neighboring prefixes

Prefixes adjacent to 410-487
PrefixRate centerCode holder
410-484 Pikesville VERIZON MARYLAND, INC.
410-485 Baltimore VERIZON MARYLAND, INC.
410-486 Pikesville VERIZON MARYLAND, INC.
410-488 Baltimore VERIZON MARYLAND, INC.
410-489 Glenwood VERIZON MARYLAND, INC.
410-490 Centreville CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD

FAQ

Where is 410-487 located?

The prefix is assigned to the Glen Burnie rate center in MD, area code 410. It is part of the Baltimore-Columbia-Towson, MD Metropolitan Statistical Area.

Which company owns 410-487 numbers?

MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 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 410-487 safe to answer?

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