Prefix 757-603 — Williamsburg, VA

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

Area code
757
Prefix (NXX)
603
Rate center
Williamsburg
State
Virginia
Time zone
Eastern
Code holder
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA
OCN
6827
Pooled
Yes (thousands-block pooling)
Assigned
2010-03-12
LATA
252

Numbers in the 757-603 prefix are registered to the Williamsburg rate center in VA, inside area code 757. The prefix is the second block of a ten-digit US number (757-603-XXXX) and pins the number to a billing locality.

NANPA's central-office code records list CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA (OCN 6827) as the code holder, assigned March 12, 2010. Because 757-603 participates in thousands-block pooling, individual 1,000-number blocks may belong to other carriers than the code holder.

The rate center lies in the Virginia Beach-Chesepeake-Norfolk, VA-NC Metropolitan Statistical Area. The serving LATA is 252. Local time follows the Eastern zone.

Spoofing means this prefix on your screen doesn't guarantee a Williamsburg caller. Verify independently before trusting a request for money or data.

Neighboring prefixes

Prefixes adjacent to 757-603
PrefixRate centerCode holder
757-600 Norfolk Zone 2 ONVOY, LLC - VA
757-601 Claremont CORETEL VIRGINIA, LLC - VA
757-602 Newport News Zone 1 METROPCS, INC.
757-604 Newport News Zone 3 VERIZON VIRGINIA, INC.
757-605 Norfolk Zone 2 PAETEC ITEL, LLC
757-606 Norfolk Zone 3 COMCAST IP PHONE, LLC

FAQ

Where is 757-603 located?

The prefix is assigned to the Williamsburg rate center in VA, area code 757. It is part of the Virginia Beach-Chesepeake-Norfolk, VA-NC Metropolitan Statistical Area.

Which company owns 757-603 numbers?

CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 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 757-603 safe to answer?

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