Prefix 414-370 — Milwaukee Zone 1, WI
- Area code
- 414
- Prefix (NXX)
- 370
- Rate center
- Milwaukee Zone 1
- State
- Wisconsin
- Time zone
- Central
- Code holder
- COMMIO, LLC
- OCN
- 939H
- Pooled
- Yes (thousands-block pooling)
- Assigned
- 2024-03-06
- LATA
- 356
A phone number starting 414-370 was issued in the Milwaukee Zone 1 rate center of WI — part of area code 414.
The assigned code holder is COMMIO, LLC, operating company number 939H, assigned March 6, 2024. This is a pooled prefix — expect numbers within it to be split across more than one carrier in 1,000-number blocks.
A scammer can display 414-370 without ever touching WI. 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.
Milwaukee Zone 1 is part of the Milwaukee-Waukesha, WI Metropolitan Statistical Area. For routing purposes it sits in LATA 356. Numbers here keep Central time.
Neighboring prefixes
| Prefix | Rate center | Code holder |
|---|---|---|
| 414-367 | Milwaukee Zone 3 | LEVEL 3 TELECOM OF WISCONSIN, LP - WI |
| 414-368 | Milwaukee Zone 4 | LEVEL 3 TELECOM OF WISCONSIN, LP - WI |
| 414-369 | Milwaukee Zone 5 | LEVEL 3 TELECOM OF WISCONSIN, LP - WI |
| 414-371 | Milwaukee Zone 4 | WISCONSIN BELL INC |
| 414-372 | Milwaukee Zone 1 | WISCONSIN BELL INC |
| 414-373 | Milwaukee Zone 1 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
FAQ
Where is 414-370 located?
The prefix is assigned to the Milwaukee Zone 1 rate center in WI, area code 414. It is part of the Milwaukee-Waukesha, WI Metropolitan Statistical Area.
Which company owns 414-370 numbers?
COMMIO, 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 414-370 safe to answer?
The prefix itself says nothing about the caller. Legitimate Milwaukee Zone 1 businesses and spoofed robocalls can both display it. Never share personal data with an unverified inbound caller.