Prefix 303-500 — Hudson, CO
A phone number starting 303-500 was issued in the Hudson rate center of CO — part of area code 303.
NANPA's central-office code records list LEVEL 3 COMMUNICATIONS, LLC - CO (OCN 6118) as the code holder, assigned January 4, 2005. Because 303-500 participates in thousands-block pooling, individual 1,000-number blocks may belong to other carriers than the code holder.
A scammer can display 303-500 without ever touching CO. When in doubt, end the call and reach the company or agency through its official website; unwanted robocalls belong in the FTC's fraud report queue.
For routing purposes it sits in LATA 656. Numbers here keep Mountain time.
Neighboring prefixes
| Prefix | Rate center | Code holder |
|---|---|---|
| 303-497 | Denver | QWEST CORPORATION |
| 303-498 | Denver | COMCAST IP PHONE, LLC |
| 303-499 | Denver | QWEST CORPORATION |
| 303-501 | Denver | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
| 303-502 | Fort Lupton | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
| 303-503 | Denver | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
FAQ
Where is 303-500 located?
The prefix is assigned to the Hudson rate center in CO, area code 303.
Which company owns 303-500 numbers?
LEVEL 3 COMMUNICATIONS, LLC - CO 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 303-500 safe to answer?
The prefix itself says nothing about the caller. Legitimate Hudson businesses and spoofed robocalls can both display it. Never share personal data with an unverified inbound caller.