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

PLDL PLDL prefixes in area code 661

NANPA records 96 assigned NXX blocks to rate center PLDL PLDL in area code 661, 14.2% of the 674 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. 19 holders hold those blocks, the largest being PACIFIC BELL (24), NEW CINGULAR WIRELESS PCS, LLC (24), CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA (11). The earliest assignment on record here is 2001-05-01 and the most recent 2026-06-01. 70 of them are in thousands-block pooling, so those prefixes are shared between carriers in 1,000-number lots.

96 assigned blocks – 14.2% of 661
19 holders of record
70 of them pooled in 1,000-number lots

Prefixes assigned here

PrefixHolder of recordAssignedPooledIn service
661-202 Lumen LEVEL 3 TELECOM OF CALIFORNIA, LP - CA – yes yes
661-208 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 2007-01-17 yes yes
661-223 AT&T PACIFIC BELL – no yes
661-224 AT&T PACIFIC BELL – no yes
661-225 AT&T PACIFIC BELL – yes yes
661-227 T-Mobile METROPCS NETWORKS, LLC 2016-10-10 yes yes
661-233 AT&T PACIFIC BELL – yes yes
661-234 T-Mobile T-MOBILE USA, INC. – yes yes
661-236 AT&T PACIFIC BELL – yes yes
661-264 AT&T PACIFIC BELL – yes yes
661-265 AT&T PACIFIC BELL – yes yes
661-266 AT&T PACIFIC BELL – no yes
661-267 AT&T PACIFIC BELL – no yes
661-269 AT&T PACIFIC BELL – yes yes
661-272 AT&T PACIFIC BELL – no yes
661-273 AT&T PACIFIC BELL – no yes
661-274 AT&T PACIFIC BELL – no yes
661-285 AT&T PACIFIC BELL – no yes
661-305 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA – no yes
661-315 AT&T NEW CINGULAR WIRELESS PCS, LLC 2020-02-18 yes yes
661-317 T-Mobile T-MOBILE USA, INC. 2001-12-14 no yes
661-349 Lumen LEVEL 3 COMMUNICATIONS, LLC - CA 2002-02-20 yes yes
661-350 AT&T NEW CINGULAR WIRELESS PCS, LLC 2003-01-09 yes yes
661-361 Windstream PAETEC ITEL, LLC – yes yes
661-365 T-Mobile T-MOBILE USA, INC. 2016-05-24 yes yes
661-382 Bandwidth BANDWIDTH.COM CLEC, LLC - CA 2001-09-23 yes yes
661-389 AT&T NEW CINGULAR WIRELESS PCS, LLC 2024-02-20 yes yes
661-400 AT&T NEW CINGULAR WIRELESS PCS, LLC – no yes
661-403 T-Mobile T-MOBILE USA, INC. 2017-01-16 yes yes
661-406 AT&T NEW CINGULAR WIRELESS PCS, LLC – no yes
661-409 T-Mobile METROPCS NETWORKS, LLC 2017-06-30 yes yes
661-433 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA – no yes
661-434 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 2011-11-11 yes yes
661-435 AT&T NEW CINGULAR WIRELESS PCS, LLC – no yes
661-441 Lumen CENTURYLINK COMMUNICATIONS, LLC 2013-02-01 yes yes
661-449 Onvoy ONVOY, LLC - CA – yes yes
661-456 Lumen LEVEL 3 COMMUNICATIONS, LLC - CA – yes yes
661-478 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA – no yes
661-480 Verizon MCIMETRO ACCESS TRANSMISSION SERVICES LLC 2006-08-25 yes yes
661-485 T-Mobile METROPCS NETWORKS, LLC 2014-01-08 yes yes
661-503 T-Mobile T-MOBILE USA, INC. 2020-07-28 yes yes
661-504 AT&T NEW CINGULAR WIRELESS PCS, LLC 2020-08-04 yes yes
661-506 AT&T NEW CINGULAR WIRELESS PCS, LLC 2020-09-08 yes yes
661-507 AT&T NEW CINGULAR WIRELESS PCS, LLC 2023-09-26 yes yes
661-508 AT&T NEW CINGULAR WIRELESS PCS, LLC 2021-04-29 yes yes
661-521 AT&T NEW CINGULAR WIRELESS PCS, LLC 2021-07-29 yes yes
661-526 AT&T AT&T ENTERPRISES, LLC 2006-10-24 yes yes
661-533 AT&T PACIFIC BELL – yes yes
661-537 AT&T PACIFIC BELL – yes yes
661-538 AT&T PACIFIC BELL – no yes
661-540 AT&T PACIFIC BELL – yes yes
661-544 T-Mobile METROPCS NETWORKS, LLC 2010-01-14 yes yes
661-566 T-Mobile T-MOBILE USA, INC. 2019-03-19 yes yes
661-572 AT&T PACIFIC BELL – no yes
661-574 AT&T PACIFIC BELL – yes yes
661-575 AT&T PACIFIC BELL – yes yes
661-576 T-Mobile T-MOBILE USA, INC. 2015-08-03 yes yes
661-580 AT&T NEW CINGULAR WIRELESS PCS, LLC 2021-09-02 yes yes
661-581 AT&T TELEPORT COMMUNICATIONS AMERICA, LLC - CA 2021-11-12 yes yes
661-583 AT&T NEW CINGULAR WIRELESS PCS, LLC 2015-11-13 yes yes
661-585 AT&T NEW CINGULAR WIRELESS PCS, LLC 2015-12-04 yes yes
661-598 AT&T NEW CINGULAR WIRELESS PCS, LLC 2022-10-21 yes yes
661-603 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 2023-02-10 yes yes
661-618 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA – no yes
661-648 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 2024-07-23 yes yes
661-656 AT&T NEW CINGULAR WIRELESS PCS, LLC 2024-09-20 yes yes
661-675 T-Mobile T-MOBILE USA, INC. – yes yes
661-701 AT&T NEW CINGULAR WIRELESS PCS, LLC 2023-03-10 yes yes
661-719 AT&T NEW CINGULAR WIRELESS PCS, LLC 2023-05-03 yes yes
661-733 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA – no yes
661-744 FRACTEL, LLC 2020-09-21 yes yes
661-774 33 WIRELESS INC. – no yes
661-784 AT&T NEW CINGULAR WIRELESS PCS, LLC 2023-07-25 yes yes
661-789 AT&T PACIFIC BELL – yes yes
661-791 UTILITY TELECOM GROUP, LLC - CA – no yes
661-794 T-Mobile T-MOBILE USA, INC. 2006-02-22 yes yes
661-795 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 2023-08-17 yes yes
661-810 T-Mobile METROPCS NETWORKS, LLC – yes yes
661-816 T-Mobile T-MOBILE USA, INC. – yes yes
661-839 AT&T TELEPORT COMMUNICATIONS AMERICA, LLC - CA – yes yes
661-844 FRACTEL, LLC 2020-06-01 yes yes
661-860 Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 2002-08-30 yes yes
661-878 AT&T NEW CINGULAR WIRELESS PCS, LLC – yes yes
661-887 Onvoy ONVOY, LLC - CA 2021-06-07 yes yes
661-918 33 WIRELESS INC. – no yes
661-936 T-Mobile T-MOBILE USA, INC. 2021-11-15 yes yes
661-944 AT&T PACIFIC BELL – yes yes
661-947 AT&T PACIFIC BELL – no yes
661-965 AT&T NEW CINGULAR WIRELESS PCS, LLC – no yes
661-966 American Messaging AMERICAN MESSAGING SERVICES, LLC – no yes
661-970 AT&T NEW CINGULAR WIRELESS PCS, LLC 2024-02-20 yes yes
661-990 Charter ONVOY SPECTRUM, LLC 2024-01-04 yes yes
661-991 Onvoy ONVOY, LLC - CA 2026-06-01 yes no
661-992 AT&T NEW CINGULAR WIRELESS PCS, LLC – no yes
661-994 AT&T NEW CINGULAR WIRELESS PCS, LLC 2024-05-09 yes yes
661-998 AT&T TELEPORT COMMUNICATIONS AMERICA, LLC - CA 2001-05-01 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
PACIFIC BELL AT&T 24 25%
NEW CINGULAR WIRELESS PCS, LLC AT&T 24 25%
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA Verizon 11 11.5%
T-MOBILE USA, INC. T-Mobile 11 11.5%
METROPCS NETWORKS, LLC T-Mobile 5 5.2%
ONVOY, LLC - CA Onvoy 3 3.1%
TELEPORT COMMUNICATIONS AMERICA, LLC - CA AT&T 3 3.1%
LEVEL 3 COMMUNICATIONS, LLC - CA Lumen 2 2.1%
FRACTEL, LLC – 2 2.1%
33 WIRELESS INC. – 2 2.1%
LEVEL 3 TELECOM OF CALIFORNIA, LP - CA Lumen 1 1%
PAETEC ITEL, LLC Windstream 1 1%
BANDWIDTH.COM CLEC, LLC - CA Bandwidth 1 1%
CENTURYLINK COMMUNICATIONS, LLC Lumen 1 1%
MCIMETRO ACCESS TRANSMISSION SERVICES LLC Verizon 1 1%
AT&T ENTERPRISES, LLC AT&T 1 1%
UTILITY TELECOM GROUP, LLC - CA – 1 1%
AMERICAN MESSAGING SERVICES, LLC American Messaging 1 1%
ONVOY SPECTRUM, LLC Charter 1 1%

Frequently asked

Which prefixes belong to PLDL PLDL in area code 661?

96 blocks: 202, 208, 223, 224, 225, 227, 233, 234, 236, 264, 265, 266 and 84 more, all listed in the table above.

Which carriers have numbers in PLDL PLDL?

PACIFIC BELL (24 blocks), NEW CINGULAR WIRELESS PCS, LLC (24 blocks), CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA (11 blocks), T-MOBILE USA, INC. (11 blocks), METROPCS NETWORKS, LLC (5 blocks), ONVOY, LLC - CA (3 blocks). These are the holders on record; the carrier actually serving a given number can differ, because numbers move with their owners.

Is PLDL PLDL 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 661

All 674 prefixes in 661