Prefix 410-300 — Elkridge, MD
410-300 identifies a block of numbers in Elkridge, MD, within the 410 area code. Every US prefix is tied to exactly one rate center; this one is Elkridge.
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 — 410-300 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 METROPCS, INC., operating company number 5562, assigned July 15, 2004. This is a pooled prefix — expect numbers within it to be split across more than one carrier in 1,000-number blocks.
Neighboring prefixes
| Prefix | Rate center | Code holder |
|---|---|---|
| 410-297 | Aberdeen | VERIZON MARYLAND, INC. |
| 410-298 | Woodlawn | VERIZON MARYLAND, INC. |
| 410-299 | Baltimore | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
| 410-301 | Baltimore | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
| 410-302 | Catonsville | NEW CINGULAR WIRELESS PCS, LLC - DC |
| 410-303 | Baltimore | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
FAQ
Where is 410-300 located?
The prefix is assigned to the Elkridge rate center in MD, area code 410. It is part of the Baltimore-Columbia-Towson, MD Metropolitan Statistical Area.
Which company owns 410-300 numbers?
METROPCS, INC. 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 410-300 safe to answer?
The prefix itself says nothing about the caller. Legitimate Elkridge businesses and spoofed robocalls can both display it. Never share personal data with an unverified inbound caller.