Prefix 216-366 — Montrose (cuyahoga), OH
- Area code
- 216
- Prefix (NXX)
- 366
- Rate center
- Montrose (cuyahoga)
- State
- Ohio
- Time zone
- Eastern
- Code holder
- ONVOY SPECTRUM, LLC
- OCN
- 624H
- Pooled
- Yes (thousands-block pooling)
- Assigned
- 2021-05-10
- LATA
- 320
216-366 identifies a block of numbers in Montrose (cuyahoga), OH, within the 216 area code. Every US prefix is tied to exactly one rate center; this one is Montrose (cuyahoga).
The rate center lies in the Cleveland, OH Metropolitan Statistical Area. The serving LATA is 320. Local time follows the Eastern zone.
Treat the on-screen number as a hint, not evidence — 216-366 can be spoofed like any US prefix. If a call feels off, verify through an official callback number and file a complaint with the FCC or FTC.
Code-holder of record: ONVOY SPECTRUM, LLC (OCN 624H), assigned May 10, 2021. The prefix is pooled: its ten thousands-blocks can be shared among several carriers, so different 216-366 numbers may be served by different companies.
Neighboring prefixes
| Prefix | Rate center | Code holder |
|---|---|---|
| 216-363 | Cleveland | OHIO BELL TEL CO |
| 216-364 | Terrace | PAETEC ITEL, LLC |
| 216-365 | Montrose (cuyahoga) | PAETEC ITEL, LLC |
| 216-367 | Cleveland | LEVEL 3 COMMUNICATIONS, LLC - OH |
| 216-368 | Cleveland | OHIO BELL TEL CO |
| 216-369 | Independence | PAETEC ITEL, LLC |
FAQ
Where is 216-366 located?
The prefix is assigned to the Montrose (cuyahoga) rate center in OH, area code 216. It is part of the Cleveland, OH Metropolitan Statistical Area.
Which company owns 216-366 numbers?
ONVOY SPECTRUM, LLC 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 216-366 safe to answer?
The prefix itself says nothing about the caller. Legitimate Montrose (cuyahoga) businesses and spoofed robocalls can both display it. Never share personal data with an unverified inbound caller.