NumberingData
Verified Nov 1, 2026 · Source: NANPA CO Code Assignment Records

W BLOOMFLD prefixes in area code 248

NANPA records 37 assigned NXX blocks to rate center W BLOOMFLD in area code 248, 4.7% of the 784 blocks assigned in the code. A rate center is the billing geography a block is allocated to – NANPA truncates the name to ten characters, so read it as a NANPA label rather than a town. 10 holders hold those blocks, the largest being MICHIGAN BELL TEL CO (12), OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC (9), MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI (5). The earliest assignment on record here is 2001-10-01 and the most recent 2016-12-23. 23 of them are in thousands-block pooling, so those prefixes are shared between carriers in 1,000-number lots. The same rate center name also appears in area code 947 – overlay codes cover the same geography, so a rate center is served by all of them.

37 assigned blocks – 4.7% of 248
10 holders of record
23 of them pooled in 1,000-number lots

Prefixes assigned here

PrefixHolder of recordAssignedPooledIn service
248-252 T-Mobile OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC – no yes
248-254 Windstream PAETEC ITEL, LLC – yes yes
248-325 AT&T MICHIGAN BELL TEL CO 2008-08-06 yes yes
248-346 T-Mobile OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC – no yes
248-406 Windstream PAETEC ITEL, LLC – yes yes
248-419 Lumen LEVEL 3 COMMUNICATIONS, LLC - MI – yes yes
248-432 Lumen LEVEL 3 COMMUNICATIONS, LLC - MI – yes yes
248-487 Windstream PAETEC ITEL, LLC – yes yes
248-538 AT&T MICHIGAN BELL TEL CO – no yes
248-539 AT&T MICHIGAN BELL TEL CO – no yes
248-562 Lumen LEVEL 3 COMMUNICATIONS, LLC - MI – yes yes
248-592 AT&T MICHIGAN BELL TEL CO – yes yes
248-626 AT&T MICHIGAN BELL TEL CO – no yes
248-661 AT&T MICHIGAN BELL TEL CO – no yes
248-671 Verizon MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI – yes yes
248-702 Verizon MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI – yes yes
248-722 T-Mobile OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC – no yes
248-730 T-Mobile OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC – no yes
248-737 AT&T MICHIGAN BELL TEL CO – no yes
248-739 T-Mobile OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 2001-10-01 yes yes
248-747 T-Mobile METROPCS, INC. – yes yes
248-757 Comcast COMCAST IP PHONE, LLC – yes yes
248-768 T-Mobile OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 2015-05-13 yes yes
248-785 Verizon MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI – yes yes
248-788 AT&T MICHIGAN BELL TEL CO – yes yes
248-790 T-Mobile OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC – no yes
248-801 Onvoy ONVOY, LLCV - MI – yes yes
248-819 T-Mobile OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC – yes yes
248-847 T-Mobile OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 2015-05-14 yes yes
248-851 AT&T MICHIGAN BELL TEL CO – no yes
248-855 AT&T MICHIGAN BELL TEL CO – no yes
248-862 AT&T TELEPORT COMMUNICATIONS AMERICA, LLC - MI – yes yes
248-865 AT&T MICHIGAN BELL TEL CO – no yes
248-932 AT&T MICHIGAN BELL TEL CO – no yes
248-970 CLEAR RATE COMMUNICATIONS, LLC 2016-12-23 yes yes
248-973 Verizon MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI – yes yes
248-985 Verizon MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI – yes yes

The holder is who received the block from the numbering administrator. It is not necessarily the carrier serving a given number: numbers move with their owners, and a pooled block is shared.

Who holds the blocks

HolderBrandBlocksShare here
MICHIGAN BELL TEL CO AT&T 12 32.4%
OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC T-Mobile 9 24.3%
MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI Verizon 5 13.5%
PAETEC ITEL, LLC Windstream 3 8.1%
LEVEL 3 COMMUNICATIONS, LLC - MI Lumen 3 8.1%
METROPCS, INC. T-Mobile 1 2.7%
COMCAST IP PHONE, LLC Comcast 1 2.7%
ONVOY, LLCV - MI Onvoy 1 2.7%
TELEPORT COMMUNICATIONS AMERICA, LLC - MI AT&T 1 2.7%
CLEAR RATE COMMUNICATIONS, LLC – 1 2.7%

Same rate center in other codes

Overlay codes cover the same geography, so one rate center is served by all of them.

Frequently asked

Which prefixes belong to W BLOOMFLD in area code 248?

37 blocks: 252, 254, 325, 346, 406, 419, 432, 487, 538, 539, 562, 592 and 25 more, all listed in the table above.

Which carriers have numbers in W BLOOMFLD?

MICHIGAN BELL TEL CO (12 blocks), OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC (9 blocks), MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI (5 blocks), PAETEC ITEL, LLC (3 blocks), LEVEL 3 COMMUNICATIONS, LLC - MI (3 blocks), METROPCS, INC. (1 block). These are the holders on record; the carrier actually serving a given number can differ, because numbers move with their owners.

Is W BLOOMFLD a city?

It is a rate center – the unit NANPA allocates number blocks to. Its name is abbreviated to ten characters and is not necessarily a settlement: we print it as recorded rather than guess at the full name.

Other rate centers in 248

All 784 prefixes in 248