Prefix 401-688 — Providence, RI
- Area code
- 401
- Prefix (NXX)
- 688
- Rate center
- Providence
- State
- Rhode Island
- Time zone
- Eastern
- Code holder
- NEW CINGULAR WIRELESS PCS, LLC - DC
- OCN
- 4036
- Pooled
- Yes (thousands-block pooling)
- Assigned
- 2006-08-22
- LATA
- 130
The 401-688 prefix belongs to area code 401 and is anchored to the Providence rate center (RI). In NANP terms, the prefix — or NXX — determines the rate center a number is billed against.
Providence is part of the Providence-Warwick, RI-MA Metropolitan Statistical Area. For routing purposes it sits in LATA 130. Numbers here keep Eastern time.
NANPA's central-office code records list NEW CINGULAR WIRELESS PCS, LLC - DC (OCN 4036) as the code holder, assigned August 22, 2006. Because 401-688 participates in thousands-block pooling, individual 1,000-number blocks may belong to other carriers than the code holder.
Caller ID showing 401-688 is not proof the call came from Providence: 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 |
|---|---|---|
| 401-683 | Portsmouth | VERIZON NEW ENGLAND INC. |
| 401-684 | Jamestown | LEVEL 3 COMMUNICATIONS, LLC - RI |
| 401-685 | Tiverton | LEVEL 3 COMMUNICATIONS, LLC - RI |
| 401-691 | Warwick | PAETEC ITEL, LLC |
| 401-692 | Cumberland Hill | OMNIPOINT MIAMI E LICENSE, LLC |
| 401-694 | Warren | PAETEC ITEL, LLC |
FAQ
Where is 401-688 located?
The prefix is assigned to the Providence rate center in RI, area code 401. It is part of the Providence-Warwick, RI-MA Metropolitan Statistical Area.
Which company owns 401-688 numbers?
NEW CINGULAR WIRELESS PCS, LLC - 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 401-688 safe to answer?
The prefix itself says nothing about the caller. Legitimate Providence businesses and spoofed robocalls can both display it. Never share personal data with an unverified inbound caller.