Prefix 202-603 — Washington Zone 1, DC
- Area code
- 202
- Prefix (NXX)
- 603
- Rate center
- Washington Zone 1
- State
- District of Columbia
- Time zone
- Eastern
- Code holder
- CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC
- OCN
- 6402
- Pooled
- Yes (thousands-block pooling)
- Assigned
- 2010-03-11
- LATA
- 236
The 202-603 prefix belongs to area code 202 and is anchored to the Washington Zone 1 rate center (DC). In NANP terms, the prefix — or NXX — determines the rate center a number is billed against.
Washington Zone 1 is part of the Washington-Arlington-Alexandria, DC-VA-MD-WV Metropolitan Statistical Area. For routing purposes it sits in LATA 236. Numbers here keep Eastern time.
The assigned code holder is CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC, operating company number 6402, assigned March 11, 2010. This is a pooled prefix — expect numbers within it to be split across more than one carrier in 1,000-number blocks.
Caller ID showing 202-603 is not proof the call came from Washington Zone 1: 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 |
|---|---|---|
| 202-600 | Washington Zone 1 | ONVOY, LLC - DC |
| 202-601 | Washington Zone 1 | LEVEL 3 TELECOM OF D.C., LLC - DC |
| 202-602 | Washington Zone 1 | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
| 202-604 | Washington Zone 1 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC |
| 202-605 | Washington Zone 1 | SPOK, INC. |
| 202-606 | Washington Zone 1 | VERIZON WASHINGTON DC, INC. |
FAQ
Where is 202-603 located?
The prefix is assigned to the Washington Zone 1 rate center in DC, area code 202. It is part of the Washington-Arlington-Alexandria, DC-VA-MD-WV Metropolitan Statistical Area.
Which company owns 202-603 numbers?
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC 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 202-603 safe to answer?
The prefix itself says nothing about the caller. Legitimate Washington Zone 1 businesses and spoofed robocalls can both display it. Never share personal data with an unverified inbound caller.