Prefix 410-800 — Baltimore, MD
The 410-800 prefix belongs to area code 410 and is anchored to the Baltimore rate center (MD). In NANP terms, the prefix — or NXX — determines the rate center a number is billed against.
Baltimore is part of the Baltimore-Columbia-Towson, MD Metropolitan Statistical Area. For routing purposes it sits in LATA 238. Numbers here keep Eastern time.
NANPA's central-office code records list CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (OCN 6395) as the code holder, assigned October 5, 2004. Because 410-800 participates in thousands-block pooling, individual 1,000-number blocks may belong to other carriers than the code holder.
Caller ID showing 410-800 is not proof the call came from Baltimore: 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
| Prefix | Rate center | Code holder |
|---|---|---|
| 410-797 | Waterloo 236 | VERIZON MARYLAND, INC. |
| 410-798 | West River | VERIZON MARYLAND, INC. |
| 410-799 | Waterloo 238 | VERIZON MARYLAND, INC. |
| 410-801 | Baltimore | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD |
| 410-802 | Catonsville | NEW CINGULAR WIRELESS PCS, LLC - DC |
| 410-803 | Fork | VERIZON MARYLAND, INC. |
FAQ
Where is 410-800 located?
The prefix is assigned to the Baltimore rate center in MD, area code 410. It is part of the Baltimore-Columbia-Towson, MD Metropolitan Statistical Area.
Which company owns 410-800 numbers?
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - 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 410-800 safe to answer?
The prefix itself says nothing about the caller. Legitimate Baltimore businesses and spoofed robocalls can both display it. Never share personal data with an unverified inbound caller.